SSP_50098P1_B.pdf

SSP 50098, Part 1, Revision B

Revision B April 5, 2006

International Space Station Program

Robotic Workstation to Space Station Manned Base (SSMB) Interface Control Document Part 1

National Aeronautics and Space Administration International Space Station Program Johnson Space Center Houston, Texas esa european space agency

SSP 50098, Part 1, Revision B April 5, 2006 ii

REVISION AND HISTORY PAGE

REV. DESCRIPTION PUB.

DATE

− Basic Release 08−22−96

A Revision A (Reference per SSCD 006066, EFF 02−14−02) 08−21−02

Incorporate the following PIRNs: 50098−NA−0001A, 50098−NA−0002, 50098−NA−0003B, 50098−NA−0004, 50098−NA−0005, 50098−NA−0006, 50098−NA−0007, 50098−NA−0008, 50098−NA−0009D, 50098−NA−0012, 50098−NA−0013B, 50098−NA−0015B, 50098−NA−0016, 50098−NA−0017, 50098−NA−0018, 50098−NA−0019A, 50098−NA−0020, 50098−NA−0021B, 50098−NA−0022, 50098−NA−0023, 50098−NA−0024A, 50098−NA−0025

50098−NA−0026, 50098−NA−0027A, 50098−NA−0028, 50098−NA−0029, and

50098−NA−0030.

Also incorporates the following SSCNs:

SSCN 2588 (PIRN 50098−NA−0028)

SSCN 3186 (PIRN 50098−NA−0029)

B Revision B (Reference per SSCD 009004, EFF 03−29−05) 08−02−06

Incorporates the following PIRN associated with the appropriate SSCN:

PIRN 50098−NA−0031 IRN N/A SSCN 004967

Also incorporates the following SSCNs:

001938, 002581, 002915, 003286, 007042, 008225, 008649, and 009004.

The SSCN(s) listed below were previously incorporated in Revision A. The SSCN and associated PIRN(s) are as shown:

PIRN 50098−NA−0017 IRN N/A SSCN 001139

ERU: /s/ J.Rivas 08−02−06 iii

PREFACE

The contents of this document are intended to be consistent with the tasks and products to be prepared by program participants. The Robotic Workstation (RWS) to Space Station Manned Base (SSMB) Interface Control Document shall be implemented on all new International Space Station (ISS) contractual and internal activities and shall be included in any existing contracts through contract changes. This document is under the control of the Space Station Control Board (SSCB), and any changes or revisions will be approved by the SSCB.

_/s/ Denny A. Kross_________________________ _2−28−96_ ISS Program Manager, (or delegated authority) Date International Space Station iv

INTERNATIONAL SPACE STATION PROGRAM

ROBOTIC WORKSTATION TO

SPACE STATION MANNED BASE (SSMB)

INTERFACE CONTROL DOCUMENT

5 APRIL 2006

CONCURRENCE

PREPARED BY:

CHECKED BY:

SIGNATURE

SUPERVISED BY

PRINT NAME ORGN

DATE

SIGNATURE

PRINT NAME ORGN

DATE

SUPERVISED BY

SIGNATURE

PRINT NAME ORGN

DATE

SIGNATURE

PRINT NAME ORGN

DATE

DQA:

SIGNATURE

PRINT NAME ORGN

DATE

(BOEING):

(NASA):

Amber Wilson

Dave Brueneman

Quentin Henry

AG−92−J3EHMerry McClain

Chau Hong NASA OM

AG−92−J3ES

AG−92−J3ES

AG−92−J3ES

/s/ Amber N. Wilson 7/12/06

/s/ Quentin L. Henry 05/24/06

/s/ Quentin L. Henry for 07/12/06

/s/ Chau Hong 05/09/06

/s/ Merry McClain 7/12/06 v

INTERNATIONAL SPACE STATION PROGRAM

ROBOTIC WORKSTATION TO

SPACE STATION MANNED BASE (SSMB)

INTERFACE CONTROL DOCUMENT

APRIL 5, 2006

TECHNICAL CONCURRENCE

PREPARED BY: Phillip M. Swanson Prime

PRINT NAME

/s/ Phillip M. Swanson 12/5/95

SIGNATURE

CHECKED BY: Michael A. Stager Prime

PRINT NAME

/s/ Michael A. Stager 12/6/95

SIGNATURE

SUPERVISED BY (BOEING): Amin Rezapour 2−6920/Prime

PRINT NAME

/s/ Amin Rezapour 12/7/95

SIGNATURE

SUPERVISED BY (NASA): Jeffrey D. Sexton OB

PRINT NAME

/s/ Jeffrey D. Sexton 16/6/95

SIGNATURE

vi

INTERNATIONAL SPACE STATION PROGRAM

ROBOTIC WORKSTATION TO SPACE STATION MANNED BASE (SSMB)

INTERFACE CONTROL DOCUMENT

APRIL 5, 2006

TECHNICAL CONCURRENCE

L. T. Archibald PG−1 (Print Name) Date

_/s/ Lee Archibald 2−8−96

PG−1 (Signature) Date

Ralph L. Thompson PG−3 (Print Name) Date

_/s/ Ralph Thompson 12−14−95

PG−3 (Signature) Date

Luigi Pozzebon Spar (Print Name) Date

_/s/ Luigi Pozzebon 12−15−95

Spar (Signature) Date

Frank Monahan NASA (Print Name) Date

_/s/ Frank Monahan 2−27−96

NASA (Signature) Date

Howard S. Griffin Boeing Prime (Print Name) Date

_/s/ Howard Griffin 2−27−96

Boeing Prime (Signature) Date vii

INTERNATIONAL SPACE STATION PROGRAM

ROBOTIC WORKSTATION TO SPACE STATION MANNED BASE (SSMB)

INTERFACE CONTROL DOCUMENT

APRIL 5, 2006

INTERNATIONAL PARTNER CONCURRENCE

DATE

Print Name

For ESA

Daniele Laurini

/s/ Daniele Laurini March 22, 2002 viii

TABLE OF CONTENTS

PARAGRAPH PAGE

1.0 INTRODUCTION 1−1

1.1 PURPOSE AND SCOPE 1−1

1.1.1 SECTION 3 PURPOSE AND SCOPE 1−1

1.1.2 SECTION 4 PURPOSE AND SCOPE 1−1

1.1.3 SECTION 5 PURPOSE AND SCOPE 1−1

1.1.4 SECTION 6 PURPOSE AND SCOPE 1−1

1.2 PRECEDENCE 1−1

1.3 RESPONSIBILITY AND CHANGE AUTHORITY 1−1

2.0 APPLICABLE DOCUMENTS 2−1

3.0 USL TO RWS INTERFACE 3−1

3.1 GENERAL 3−1

3.1.1 INTERFACE DESCRIPTION 3−1

3.1.2 COORDINATE SYSTEMS 3−1

3.1.3 USL INTERFACE FUNCTIONS 3−1

3.1.4 RWS INTERFACE FUNCTIONS 3−1

3.1.5 INTERFACE RESPONSIBILITIES 3−2

3.1.6 HARDWARE DESCRIPTIONS 3−2

3.2 INTERFACE REQUIREMENTS 3−3

3.2.1 USL INTERFACE REQUIREMENTS 3−3

3.2.1.1 USL HARDWARE ENVELOPES 3−3

3.2.1.1.1 USL HARDWARE ENVELOPES 3−3

3.2.1.1.2 USL HARDWARE ENVELOPES (STOWAGE) 3−3

3.2.1.2 USL MECHANICAL INTERFACES 3−3

3.2.1.3 USL STRUCTURAL INTERFACES 3−4

3.2.1.4 ELECTRICAL CONNECTORS 3−4

3.2.1.5 USL POWER INTERFACES 3−4

3.2.1.5.1 POWER SUPPLY 3−4

3.2.1.5.1.1 INRUSH CURRENT 3−4

3.2.1.5.1.2 POWER CHARACTERISTICS 3−4

3.2.1.5.1.2.1 POWER QUALITY 3−5

3.2.1.5.1.2.2 FAULT PROTECTION 3−5

3.2.1.5.1.2.3 SOURCE IMPEDANCE 3−5

3.2.1.5.1.2.4 LOAD IMPEDANCE 3−5

3.2.1.5.2 GROUNDING 3−5

3.2.1.5.3 BONDING 3−5

3.2.1.5.4 ELECTRICAL CONNECTOR DEADFACING 3−5

3.2.1.5.5 SHIELDING 3−5

3.2.1.5.6 REDUNDANCY 3−6

ix

3.2.1.6 USL DATA INTERFACES 3−6

3.2.1.6.1 MIL−STD−1553 INTERFACES 3−6

3.2.1.6.1.1 C&C MDM LOCAL BUS DATA INTERFACES 3−6

3.2.1.6.1.2 MSS LOCAL BUS DATA INTERFACES 3−6

3.2.1.6.1.3 MSS PDGF LOCAL BUS DATA INTERFACES 3−7

3.2.1.6.1.4 MSS BUD LOCAL BUS DATA INTERFACES 3−7

3.2.1.6.1.5 MSS HAND CONTROLLER LOCAL BUS DATA INTERFACES 3−7

3.2.1.6.1.6 MSS BCU LOCAL BUS DATA INTERFACES 3−7

3.2.1.6.2 DISCRETE, ANALOG, AND RS−422 3−7

3.2.1.6.2.1 INTERNAL RACK COMPONENT DISCRETE AND ANALOG 3−7

3.2.1.6.2.2 EXTERNAL RACK COMPONENT DISCRETE AND ANALOG 3−7

3.2.1.6.2.3 EXTERNAL RACK COMPONENT RS−422 3−8

3.2.1.7 VIDEO INTERFACES 3−8

3.2.1.7.1 NTSC VIDEO TRANSMISSION AND SIGNAL CHARACTERISTICS 3−8

3.2.1.7.2 RGB VIDEO TRANSMISSION AND SIGNAL CHARACTERISTICS 3−8

3.2.1.8 THERMAL CONTROL SYSTEM INTERFACE CHARACTERISTICS 3−8

3.2.1.9 ENVIRONMENTAL INTERFACES 3−8

3.2.1.10 SOFTWARE INTERFACES 3−9

3.2.2 RWS INTERFACE REQUIREMENTS 3−9

3.2.2.1 RWS HARDWARE ENVELOPES 3−9

3.2.2.1.1 RWS HARDWARE ENVELOPES 3−9

3.2.2.1.2 RWS HARDWARE ENVELOPES (STOWAGE) 3−9

3.2.2.2 RWS MECHANICAL INTERFACES 3−9

3.2.2.3 RWS STRUCTURAL INTERFACES 3−10

3.2.2.3.1 COMPONENT WEIGHTS 3−10

3.2.2.3.2 STRUCTURAL LOADS FREQUENCY 3−10

3.2.2.4 ELECTRICAL CONNECTORS 3−10

3.2.2.5 RWS POWER INTERFACES 3−11

3.2.2.5.1 POWER CONSUMPTION 3−11

3.2.2.5.1.1 INRUSH CURRENT 3−11

3.2.2.5.1.2 POWER CHARACTERISTICS 3−11

3.2.2.5.1.2.1 POWER QUALITY 3−11

3.2.2.5.1.2.2 FAULT PROTECTION 3−11

3.2.2.5.1.2.3 SOURCE IMPEDANCE 3−11

3.2.2.5.1.2.4 LOAD IMPEDANCE 3−11

3.2.2.5.2 GROUNDING 3−11

3.2.2.5.3 BONDING 3−12

3.2.2.5.4 ELECTRICAL CONNECTOR DEADFACING 3−12

3.2.2.5.5 SHIELDING 3−12

3.2.2.5.6 REDUNDANCY 3−12

3.2.2.6 RWS DATA INTERFACES 3−12

x

3.2.2.6.1 MIL−STD−1553 INTERFACES 3−12

3.2.2.6.1.1 C&C MDM LOCAL BUS DATA INTERFACES 3−12

3.2.2.6.1.2 MSS LOCAL BUS DATA INTERFACES 3−13

3.2.2.6.1.3 MSS PDGF LOCAL BUS DATA INTERFACES 3−13

3.2.2.6.1.4 MSS BUD LOCAL BUS DATA INTERFACES 3−13

3.2.2.6.1.5 MSS HAND CONTROLLER LOCAL BUS DATA INTERFACES 3−13

3.2.2.6.1.6 MSS BCU LOCAL BUS DATA INTERFACES 3−13

3.2.2.6.2 DISCRETE, ANALOG, AND RS−422 3−14

3.2.2.6.2.1 INTERNAL RACK COMPONENT DISCRETE AND ANALOG 3−14

3.2.2.6.2.2 EXTERNAL RACK COMPONENT DISCRETE AND ANALOG 3−14

3.2.2.6.2.3 EXTERNAL RACK COMPONENT RS−422 3−14

3.2.2.7 VIDEO INTERFACES 3−14

3.2.2.7.1 NTSC VIDEO TRANSMISSION AND SIGNAL CHARACTERISTICS 3−14

3.2.2.7.2 RGB VIDEO TRANSMISSION AND SIGNAL CHARACTERISTICS 3−14

3.2.2.8 THERMAL CONTROL SYSTEM INTERFACE CHARACTERISTICS 3−15

3.2.2.9 ENVIRONMENTAL INTERFACES 3−15

3.2.2.9.1 THERMAL (NONOPERATING) 3−15

3.2.2.9.2 THERMAL (OPERATING) 3−16

3.2.2.9.3 COLDPLATE TEMPERATURE 3−16

3.2.2.9.4 HEAT DISSIPATION 3−16

3.2.2.9.4.1 COLDPLATE INTERFACES 3−16

3.2.2.9.4.2 RACK AIR 3−16

3.2.2.9.5 PRESSURE (NONOPERATING) 3−16

3.2.2.9.6 PRESSURE (OPERATING) 3−16

3.2.2.9.7 DEPRESSURIZATION/REPRESSURIZATION (NONOPERATING) 3−17

3.2.2.9.8 HUMIDITY (NONOPERATING) 3−17

3.2.2.9.9 HUMIDITY (OPERATING) 3−17

3.2.2.9.10 ACCELERATION (NON OPERATING) 3−17

3.2.2.9.11 ACCELERATION (OPERATING) 3−18

3.2.2.9.12 VIBRATION (NONOPERATING) 3−18

3.2.2.9.13 VIBRATION (OPERATING) 3−18

3.2.2.9.14 ACOUSTIC ENVIRONMENT (NONOPERATING) 3−18

3.2.2.9.15 ACOUSTIC ENVIRONMENT (OPERATING) 3−18

3.2.2.9.16 CREW LOADS 3−18

3.2.2.9.17 ELECTROMAGNETIC COMPATIBILITY 3−18

3.2.2.9.18 ELECTROMAGNETIC INTERFERENCE (EMI) 3−19

3.2.2.9.19 TOTAL DOSE IONIZING RADIATION 3−19

3.2.2.10 SOFTWARE INTERFACES 3−19

4.0 CUPOLA TO RWS INTERFACE 4−1

4.1 GENERAL 4−1

4.1.1 INTERFACE DESCRIPTION 4−1

xi

4.1.2 COORDINATE SYSTEMS 4−1

4.1.3 CUPOLA INTERFACE FUNCTIONS 4−1

4.1.4 EXTERNAL RACK COMPONENT INTERFACE FUNCTIONS 4−1

4.1.5 INTERFACE RESPONSIBILITIES 4−1

4.2 INTERFACE REQUIREMENTS 4−1

4.2.1 CUPOLA INTERFACE REQUIREMENTS 4−1

4.2.1.1 CUPOLA HARDWARE ENVELOPES 4−1

4.2.1.2 CUPOLA MECHANICAL INTERFACES 4−2

4.2.1.3 CUPOLA STRUCTURAL INTERFACE 4−2

4.2.1.4 ELECTRICAL CONNECTORS 4−2

4.2.1.5 CUPOLA POWER INTERFACES 4−2

4.2.1.5.1 POWER SUPPLY 4−2

4.2.1.5.1.1 INRUSH CURRENT 4−3

4.2.1.5.1.2 POWER CHARACTERISTICS 4−3

4.2.1.5.1.2.1 POWER QUALITY 4−3

4.2.1.5.1.2.2 FAULT PROTECTION 4−3

4.2.1.5.1.2.3 SOURCE IMPEDANCE 4−3

4.2.1.5.1.2.4 LOAD IMPEDANCE 4−3

4.2.1.5.2 GROUNDING 4−3

4.2.1.5.3 BONDING 4−3

4.2.1.5.4 ELECTRICAL CONNECTOR DEADFACING 4−4

4.2.1.5.5 SHIELDING 4−4

4.2.1.5.6 REDUNDANCY 4−4

4.2.1.6 CUPOLA DATA INTERFACES 4−4

4.2.1.6.1 MIL−STD−1553 INTERFACES 4−4

4.2.1.6.1.1 MSS HAND CONTROLLER LOCAL BUS DATA INTERFACES 4−4

4.2.1.6.1.2 MSS BCU LOCAL BUS DATA INTERFACES 4−5

4.2.1.6.2 DISCRETE, ANALOG, AND RS−422 4−5

4.2.1.6.2.1 EXTERNAL RACK COMPONENT DISCRETE AND ANALOG 4−5

4.2.1.6.2.2 EXTERNAL RACK COMPONENT RS−422 4−5

4.2.1.7 VIDEO INTERFACES 4−5

4.2.1.7.1 NTSC VIDEO TRANSMISSION AND SIGNAL CHARACTERISTICS 4−5

4.2.1.7.2 RGB VIDEO TRANSMISSION AND SIGNAL CHARACTERISTICS 4−5

4.2.1.8 THERMAL CONTROL SYSTEM INTERFACE CHARACTERISTICS 4−6

4.2.1.9 ENVIRONMENTAL INTERFACES 4−6

4.2.1.10 SOFTWARE INTERFACES 4−6

4.2.2 RWS INTERFACE REQUIREMENTS 4−6

4.2.2.1 RWS HARDWARE ENVELOPES 4−6

4.2.2.2 RWS MECHANICAL INTERFACES 4−6

4.2.2.3 RWS STRUCTURAL INTERFACES 4−6

4.2.2.3.1 COMPONENT WEIGHTS 4−6

xii

4.2.2.4 ELECTRICAL CONNECTORS 4−7

4.2.2.5 RWS POWER INTERFACES 4−7

4.2.2.5.1 POWER CONSUMPTION 4−7

4.2.2.5.1.1 INRUSH CURRENT 4−7

4.2.2.5.1.2 POWER CHARACTERISTICS 4−7

4.2.2.5.1.2.1 POWER QUALITY 4−7

4.2.2.5.1.2.2 FAULT PROTECTION 4−7

4.2.2.5.1.2.3 SOURCE IMPEDANCE 4−7

4.2.2.5.1.2.4 LOAD IMPEDANCE 4−8

4.2.2.5.2 GROUNDING 4−8

4.2.2.5.3 BONDING 4−8

4.2.2.5.4 ELECTRICAL CONNECTOR DEADFACING 4−8

4.2.2.5.5 SHIELDING 4−8

4.2.2.5.6 REDUNDANCY 4−8

4.2.2.6 RWS DATA INTERFACES 4−8

4.2.2.6.1 MIL−STD−1553 INTERFACES 4−8

4.2.2.6.1.1 MSS HAND CONTROLLER LOCAL BUS DATA INTERFACES 4−9

4.2.2.6.1.2 MSS BCU LOCAL BUS DATA INTERFACES 4−9

4.2.2.6.2 DISCRETE, ANALOG, AND RS−422 4−9

4.2.2.6.2.1 EXTERNAL RACK COMPONENT DISCRETE AND ANALOG 4−9

4.2.2.6.2.2 EXTERNAL RACK COMPONENT RS−422 4−9

4.2.2.7 VIDEO INTERFACES 4−9

4.2.2.7.1 NTSC VIDEO TRANSMISSION AND SIGNAL CHARACTERISTICS 4−9

4.2.2.7.2 RGB VIDEO TRANSMISSION AND SIGNAL CHARACTERISTICS 4−10

4.2.2.8 THERMAL CONTROL SYSTEM INTERFACE CHARACTERISTICS 4−10

4.2.2.9 ENVIRONMENTAL INTERFACES 4−10

4.2.2.9.1 THERMAL (NONOPERATING) 4−10

4.2.2.9.2 THERMAL (OPERATING) 4−10

4.2.2.9.3 COLDPLATE TEMPERATURE 4−10

4.2.2.9.4 HEAT DISSIPATION 4−10

4.2.2.9.4.1 COLDPLATE INTERFACES 4−10

4.2.2.9.4.2 RACK AIR 4−10

4.2.2.9.5 PRESSURE (NONOPERATING) 4−11

4.2.2.9.6 PRESSURE (OPERATING) 4−11

4.2.2.9.7 DEPRESSURIZATION/REPRESSURIZATION (NONOPERATING) 4−11

4.2.2.9.8 HUMIDITY (NONOPERATING) 4−11

4.2.2.9.9 HUMIDITY (OPERATING) 4−12

4.2.2.9.10 ACCELERATION (NONOPERATING) 4−12

4.2.2.9.11 ACCELERATION (OPERATING) 4−12

4.2.2.9.12 VIBRATION (NONOPERATING) 4−12

4.2.2.9.13 VIBRATION (OPERATING) 4−12

xiii

4.2.2.9.14 ACOUSTIC ENVIRONMENT (NONOPERATING) 4−12

4.2.2.9.15 ACOUSTIC ENVIRONMENT (OPERATING) 4−12

4.2.2.9.16 CREW LOADS 4−12

4.2.2.9.17 ELECTROMAGNETIC COMPATIBILITY 4−12

4.2.2.9.18 ELECTROMAGNETIC INTERFERENCE (EMI) 4−13

4.2.2.9.19 TOTAL DOSE IONIZING RADIATION 4−13

4.2.2.10 SOFTWARE INTERFACES 4−13

5.0 PCS TO RWS INTERFACE 5−1

5.1 GENERAL 5−1

5.1.1 INTERFACE DESCRIPTION 5−1

5.1.2 COORDINATE SYSTEMS 5−1

5.1.3 PCS INTERFACE FUNCTIONS 5−1

5.1.4 RWS INTERFACE FUNCTIONS 5−1

5.1.5 INTERFACE RESPONSIBILITIES 5−1

5.2 INTERFACE REQUIREMENTS 5−1

5.2.1 PCS INTERFACE REQUIREMENTS 5−1

5.2.1.1 PCS HARDWARE ENVELOPES 5−1

5.2.1.2 PCS MECHANICAL INTERFACES 5−2

5.2.1.3 PCS STRUCTURAL INTERFACES 5−2

5.2.1.4 ELECTRICAL CONNECTORS − N/A 5−2

5.2.1.5 POWER INTERFACES − N/A 5−2

5.2.1.6 DATA INTERFACES − N/A 5−2

5.2.1.7 VIDEO INTERFACES − N/A 5−2

5.2.1.8 THERMAL CONTROL SYSTEM INTERFACES − N/A 5−2

5.2.1.9 ENVIRONMENTAL INTERFACES − N/A 5−2

5.2.1.10 SOFTWARE INTERFACES − N/A 5−2

5.2.2 RWS INTERFACE REQUIREMENTS 5−2

5.2.2.1 RWS HARDWARE ENVELOPES 5−2

5.2.2.2 RWS MECHANICAL INTERFACES 5−2

5.2.2.3 RWS STRUCTURAL INTERFACE 5−2

5.2.2.4 ELECTRICAL CONNECTORS − N/A 5−2

5.2.2.5 POWER INTERFACES − N/A 5−2

5.2.2.6 DATA INTERFACES − N/A 5−3

5.2.2.7 VIDEO INTERFACES − N/A 5−3

5.2.2.8 THERMAL CONTROL SYSTEM INTERFACES − N/A 5−3

5.2.2.9 ENVIRONMENTAL INTERFACES − N/A 5−3

5.2.2.10 SOFTWARE INTERFACES − N/A 5−3

6.0 AVU CCD TO RWS INTERFACE 6−1

6.1 GENERAL 6−1

6.1.1 INTERFACE DESCRIPTION 6−1

6.1.2 COORDINATE SYSTEMS 6−1

xiv

6.1.3 AVU CCD INTERFACE FUNCTIONS 6−1

6.1.4 RWS INTERFACE FUNCTIONS 6−1

6.1.5 INTERFACE RESPONSIBILITIES 6−2

6.2 INTERFACE REQUIREMENTS 6−2

6.2.1 AVU CCD INTERFACE REQUIREMENTS 6−2

6.2.1.1 AVU CCD HARDWARE ENVELOPES 6−2

6.2.1.2 AVU CCD MECHANICAL INTERFACES 6−2

6.2.1.3 AVU CCD STRUCTURAL INTERFACES 6−2

6.2.1.4 ELECTRICAL CONNECTORS 6−2

6.2.1.5 POWER INTERFACES 6−2

6.2.1.5.1 POWER SUPPLY 6−2

6.2.1.5.2 FAULT PROTECTION − N/A 6−2

6.2.1.5.3 GROUNDING 6−3

6.2.1.5.4 BONDING 6−3

6.2.1.5.5 SHIELDING 6−3

6.2.1.6 DATA INTERFACES 6−3

6.2.1.7 VIDEO INTERFACES − N/A 6−3

6.2.1.8 THERMAL CONTROL SYSTEM INTERFACE CHARACTERISTICS − N/A 6−3.

6.2.1.9 ENVIRONMENTAL INTERFACES 6−3

6.2.1.9.1 THERMAL (NON−OPERATING) 6−3

6.2.1.9.2 THERMAL (OPERATING) 6−3

6.2.1.9.3 COLDPLATE TEMPERATURE − N/A 6−3

6.2.1.9.4 HEAT DISSIPATION 6−3

6.2.1.9.4.1 COLDPLATE INTERFACES − N/A 6−4

6.2.1.9.4.2 RACK AIR − N/A 6−4

6.2.1.9.5 PRESSURE (NON−OPERATING) 6−4

6.2.1.9.6 PRESSURE (OPERATING) 6−4

6.2.1.9.7 DEPRESSURIZATION/REPRESSURIZATION (NON−OPERATING) 6−4

6.2.1.9.8 HUMIDITY (NON−OPERATING) 6−4

6.2.1.9.9 HUMIDITY (OPERATING) 6−5

6.2.1.9.10 ACCELERATION (NON−OPERATING) 6−5

6.2.1.9.11 ACCELERATION (OPERATING) 6−5

6.2.1.9.12 VIBRATION (NON−OPERATING) 6−5

6.2.1.9.13 VIBRATION (OPERATING) 6−5

6.2.1.9.14 ACOUSTIC ENVIRONMENT (NON−OPERATING) − N/A 6−5

6.2.1.9.15 ACOUSTIC ENVIRONMENT (OPERATING) 6−5

6.2.1.9.16 CREW LOADS 6−5

6.2.1.9.17 ELECTROMAGNETIC COMPATIBILITY 6−5

6.2.1.9.18 ELECTROMAGNETIC INTERFERENCE (EMI) 6−6

6.2.1.9.19 TOTAL DOSE IONIZING RADIATION 6−6

6.2.1.9.20 SINGLE EVENT EFFECTS (SEE) IONIZING RADIATION 6−6

xv

6.2.1.10 SOFTWARE INTERFACES − N/A 6−6

6.2.2 RWS INTERFACE REQUIREMENTS 6−6

6.2.2.1 HARDWARE ENVELOPES 6−6

6.2.2.2 MECHANICAL INTERFACES 6−6

6.2.2.3 STRUCTURAL INTERFACE 6−6

6.2.2.4 ELECTRICAL CONNECTORS 6−6

6.2.2.5 POWER INTERFACES 6−6

6.2.2.5.1 POWER SUPPLY 6−7

6.2.2.5.2 FAULT PROTECTION 6−7

6.2.2.5.3 GROUNDING 6−7

6.2.2.5.4 BONDING 6−7

6.2.2.5.5 SHIELDING 6−7

6.2.2.6 RWS DATA INTERFACES 6−7

6.2.2.7 VIDEO INTERFACES − N/A 6−7

6.2.2.8 THERMAL CONTROL SYSTEM INTERFACES − N/A 6−7

6.2.2.9 ENVIRONMENTAL INTERFACES 6−8

6.2.2.10 SOFTWARE INTERFACES − N/A 6−8

APPENDIX

A ABBREVIATIONS AND ACRONYMS A − 1

FIGURES

3.1.5−1 CABLE AND CONNECTOR RESPONSIBILITIES 3−21

3.2.1.1.1−1 CEU ENVELOPE 3−22

3.2.1.1.1−2 BCU ENVELOPE (SCAR) 3−23

3.2.1.1.1−3 EXTERNAL RACK COMPONENT ENVELOPES (FRONT VIEW) 3−24

3.2.1.1.1−4 EXTERNAL RACK COMPONENT ENVELOPES (SIDE VIEW) 3−25

3.2.1.1.2−1 STOWAGE TRAY STOWAGE VOLUME CONSTRAINT (FRONT VIEW) 3−27. . .

3.2.1.1.2−2 STOWAGE TRAY STOWAGE VOLUME CONSTRAINT (SIDE AND TOP

VIEW) 3−28

3.2.1.5−1 USL TO RWS ELECTRICAL INTERFACE DIAGRAM (LAS5) 3−29

3.2.1.5−2 USL TO RWS ELECTRICAL INTERFACE DIAGRAM (LAP5) 3−30

3.2.1.6.1−1 USL TO RWS 1553 STUB LENGTH ALLOCATION 3−31

3.2.1.7−1 VIDEO HARNESS LENGTH ALLOCATION 3−39

3.2.2.9.7−1 PRESSURIZED ELEMENT DEPRESSURIZATION PROFILE 3−40

3.2.2.9.15−1 NOISE CRITERIA (NC) CURVES 3−45

4.1.5−1 CABLE AND CONNECTOR RESPONSIBILITIES 4−15

4.2.1.1−1 EXTERNAL RACK COMPONENT ENVELOPES (FRONT & TOP VIEW) 4−16. . .

4.2.1.1−2 EXTERNAL RACK COMPONENT ENVELOPES (SIDE VIEW) 4−17

4.2.1.1−3 EXTERNAL RACK COMPONENT ENVELOPES (REAR & BOTTOM VIEW) 4−18

4.2.1.1−4 EXTERNAL RACK COMPONENT ENVELOPES (ISOMETRICS) 4−19

xvi

4.2.1.2−1 CUPOLA UPPER AND LOWER HANDRAIL CROSS SECTION 4−20

4.2.1.2−2 CUPOLA UPPER AND LOWER HANDRAIL DIMENSIONAL LAYOUT 4−21

4.2.1.2−3 CUPOLA HANDRAIL RELATIVE POSITIONS 4−22

4.2.1.5−1 CUPOLA TO RWS ELECTRICAL INTERFACE DIAGRAM 4−23

4.2.1.6.1−1 CUPOLA TO RWS 1553 STUB LENGTH ALLOCATION − DELETED 4−24

4.2.1.6.1.1−1 MSS HAND CONTROLLER 1553 BUS STUB ALLOCATION 4−25

4.2.1.6.1.2−1 MSS BCU 1553 BUS STUB ALLOCATION 4−26

5.2.1.1−1 PCS ENVELOPES 5−5

5.2.1.2−1 PCS MOUNTING INTERFACE 5−6

6.2.1.1−1 AVU CCD VOLUMETRIC & MECHANICAL INTERFACES 6−10

TABLES

3.1.5−1 RWS TO USL INTERFACE PROVISION RESPONSIBILITIES 3−20

3.2.1.1.2−1 STOWAGE TRAY STOWAGE MASS CONSTRAINTS 3−26

3.2.1.6.1.2−1 DATA BUS ADDRESSES ON THE MSS LOCAL BUS 3−32

3.2.1.6.1.3−1 DATA BUS ADDRESSES ON THE MSS PDGF LOCAL BUS 3−33

3.2.1.6.1.4−1 DATA BUS ADDRESSES ON THE MSS BUD LOCAL BUS 3−34

3.2.1.6.1.5−1 DATA BUS ADDRESSES ON THE MSS HAND CONTROLLER LOCAL

BUS −1 3−35

3.2.1.6.1.5−2 DATA BUS ADDRESSES ON THE MSS HAND CONTROLLER LOCAL

BUS −2 3−36

3.2.1.6.1.6−1 DATA BUS ADDRESSES ON THE BCU LOCAL BUS −1 3−37

3.2.1.6.1.6−2 DATA BUS ADDRESSES ON THE BCU LOCAL BUS −2 3−38

3.2.2.9.10−1 RACK COMPONENT LAUNCH AND LANDING LOW FREQUENCY EQUIPMENT

ACCELERATIONS 3−41

3.2.2.9.12−1 RANDOM VIBRATION LAUNCH ENVIRONMENTS FOR EQUIPMENT

DESIGN 3−42

3.2.2.9.13−1 ON−ORBIT VIBRATION ENVIRONMENT 3−43

3.2.2.9.14−1 ELEMENT INTERNAL LAUNCH ACOUSTIC NOISE SPECTRUM 3−44

4.1.5−1 EXTERNAL RACK COMPONENT TO CUPOLA INTERFACE

RESPONSIBILITIES 4−14

5.1.5−1 RWS TO PCS INTERFACE RESPONSIBILITIES 5−4

6.1.5−1 RWS TO AVU CCD INTERFACE RESPONSIBILITIES 6−9

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1.0 INTRODUCTION

1.1 PURPOSE AND SCOPE

This Interface Control Document (ICD) defines and controls the interfaces between the Robotics Workstation (RWS) and the Space Station Manned Base. The scope of this document is limited to the interfaces between the Robotics Workstation and the SSMB.

1.1.1 SECTION 3 PURPOSE AND SCOPE

The RWS to U.S. Laboratory interfaces are documented in section 3 of this ICD. For purposes of interface definition, the RWS avionics boxes have direct internal interfaces to the United States Laboratory (USL) racks and support structure. Each USL rack supports a Control Elec-tronics Unit (CEU) and a Backup Drive Control Unit (BCU) scar internally and an RWS Porta-ble Console mounted to the exterior of the USL Rack. Each USL rack also supports stowage of the RWS External Rack Components.

1.1.2 SECTION 4 PURPOSE AND SCOPE

Section 4 defines the Robotics Workstation interfaces with the Cupola. The Cupola supports one RWS Portable Console with associated RWS External Rack Components.

1.1.3 SECTION 5 PURPOSE AND SCOPE

Section 5 defines the Robotics Work Station interfaces to the Government Furnished ISS Porta-ble Computer System (PCS). Each of the two Robotic Workstations supports a single PCS.

1.1.4 SECTION 6 PURPOSE AND SCOPE

Section 6 defines the Robotics Workstation interfaces to the Government Furnished Artificial Vision Unit (AVU) Cursor Control Device (CCD). Each of the two Robotic Workstations sup-port a single AVU Cursor Control Device.

1.2 PRECEDENCE

In the event of conflict between this ICD and other related program documents, the following order of precedence shall apply:

a. This ICD

b. Documents referenced in this ICD

1.3 RESPONSIBILITY AND CHANGE AUTHORITY

This document is prepared and maintained in accordance with SSP 30459, International Space Station (ISS) Interface Control Plan. The responsibility for this document, including change au-thority, is vested with the ISS ICWG.

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2.0 APPLICABLE DOCUMENTS

The following documents, of the exact date and revision shown, form a part of this ICD to the extent specified herein.

DOCUMENT NO. TITLE

SSP 30237 Space Station Electromagnetic Emission and Susceptibility Revision B Requirements for Electromagnetic Compatibility

SSP 30238 Space Station Electromagnetic Techniques Revision B

SSP 30240 Space Station Grounding Requirements Revision B

SSP 30243 Space Station System Requirements for Electromagnetic Revision C1 Compatibility

SSP 30245 Space Station Electrical Bonding Requirements Revision B

SSP 30258:006 Space Station Program Internal TCS Coldplate Set Standard Revision C ICD

SSP 30263:002 Remote Power Control Module Standard ICD Revision H

SSP 30482 Electrical Power Specification and Standards: Volumes I, Revision C, DCN 003, EPS Electrical Performance Specifications

TBD (2915)

SSP 30559 Structural Design and Verification Requirements Revision B

SSP 41002 International Standard Payload Rack to Revision E, NASA/ESA/NASDA Modules Interface Control Document IRNs 41002−0033, 0024, 0035 22 March 1996

SSP 41175−10 Software Interface Control Document Station Management and Revision L Control to International Space Station Book 10, Control 1 September 04 Electronics Unit Interface

SSP 50002 International Space Station Video Standard Revision A, DCN TBD (1938) 2 March 1999

SSP 50005 International Space Station Flight Crew Standard Revision A

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SSQ 21635 General Specifications for Connectors and Accessories, Elec Revision J trical, Circular, Miniature, IVA/EVA Compatible, Space 15 January 2000 Quality

SSQ 21655 General Specifications for Cable, Electrical, MIL−STD−1553 Revision F, DCN 002 (7042) Data Bus Space Quality 15 January 2000

SSQ 21656 General Specifications for Wire and Cable, Electric, Revision A Fluoropolymer−Insulated, Nickel Coated Copper or Copper

Alloy

EIA−RS−170A EIA Industrial Electronics Tentative Standard No. 1; Color 8 November 1977 Television Studio Picture Line Amplifier Output Drawing

TIA/EIA−422 Electrical Characteristics of Balanced Voltage Digital Interface Revision B Circuits 13 April 1994

MIL−STD−889 Dissimilar Metals Revision B 7 July 1976

MIL−C−27500 Cable, Power, Electrical and Cable Special Purpose, Electrical Revision G; Amendment 1 Shielded and Unshielded, General Specification for 23 February 1990

MIL−STD−1553 Digital Time Division Command/Response Multiplex Data Bus Revision B; Notice 2

MSFC−SPEC−250 Protective Finishes for Space Vehicle Structures and Revision C Associated Flight Equipment, General Specification for

2.1 REFERENCE DOCUMENTS

The following documents are referenced in this document as a guide for contacts and user convenience:

SSP 30459 International Space Station Interface Control Plan

SSP 30219 Space Station Reference Coordinate Systems

SSP 42003 Space Station Manned Base to Mobile Servicing System ICD, Part I

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3.0 USL TO RWS INTERFACE

3.1 GENERAL

3.1.1 INTERFACE DESCRIPTION

The USL Rack provides structural, mechanical, thermal, environmental, power, data, and video interface for the internal rack component of the RWS. The USL Rack provides structural, me-chanical, stowage environment, power, data, and video interfaces for the external rack mounted components of the RWS. The USL provides environmental interfaces for the external rack mounted components of the RWS.

3.1.2 COORDINATE SYSTEMS

The Space Station integrated stage configurations and elements will be in accordance with the coordinate systems as specified in SSP 30219, Space Station Reference Coordinate Systems.

3.1.3 USL INTERFACE FUNCTIONS

The USL Interfaces will :

A. Provide mechanical and structural attachments for the Internal Rack Components

B. Provide a rack cold plate interface for the Internal Rack Components

C. Provide mechanical and structural attachments for the RWS Portable Console

D. Provide utility distribution to the Internal Rack Components

E. Provide utility distribution between Internal Rack Components

F. Provide utility distribution between the Internal Rack Components and the RWS Portable Console Interface Plane

G. Provide overcurrent protected 120 Vdc power to the Internal Rack Components and the External Rack Components

H. Control the 120 Vdc power supply to the Internal Rack Components and the External Rack Components

I. Provide data to and receive data from the Internal Rack Components

J. Provide video to the Internal Rack Components

K. Provide envelopes for the Internal Rack Components

L. Provide an envelope for the External Rack Components

M. Provide launch and on−orbit stowage accommodations for the External Rack Components

3.1.4 RWS INTERFACE FUNCTIONS

The Internal Rack Components will:

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A. Provide mechanical and structural attachments to the USL Rack

B. Provide connectors to support utility distribution within the USL Rack

C. Provide connectors to support utility distribution to the External Rack Components

D. Receive power from the USL Rack

E. Provide data to and receive data from the USL Rack

F. Receive video from the USL Rack

G. Provide a structural interface to the cold plate

H. Provide software to allow the exchange of input/output parameters with the Command and Control (C&C) Multiplexer/Demultiplexer ( MDM)

The External Rack Components will :

A. Provide mechanical and structural attachments via the RWS Portable Console to the USL Rack

B. Provide connectors to support power, data, and video utility distribution to the USL Rack

C. Provide a volumetric envelope to the USL

D. Provide launch and on−orbit stowage envelopes to the USL Rack

3.1.5 INTERFACE RESPONSIBILITIES

The interface hardware responsibilities shall be as defined in Table 3.1.5−1 and Figure 3.1.5−1.

In addition, PG−3 shall be responsible for interconnecting cables from the Cupola Workstation Port to the RWS Display and Control (D&C) Panel Connectors as defined in Table 4.1.5−1 and Figure 4.1.5−1.

3.1.6 HARDWARE DESCRIPTIONS

The RWS consists of internal rack components (processors) and external rack components that provide operator command interfaces and visual displays. Two Robotic Workstations will be installed in the USL; one in LAS5 and one in LAP5. The Internal Rack Components will be mounted on coldplates in the rack and the External Rack Components will be mounted to the Seat Track interfaces on the front of the rack. Once the Cupola is launched, the LAS5 External Rack Components will be relocated to the Cupola and attached to the Cupola handrails.

The internal rack components consist of a CEU, and a BCU which is hooked and scarred for im-plementation at a later date. The CEU contains the electronics and software necessary for data and video processing as well as the electronics necessary to support the external rack compo-nents. The CEU will also host the Canadian Space Agency’s Operations and Control Software (OCS) which performs Mobile Servicing System (MSS) command validation, MSS health moni-toring, and MSS configuration management. The BCU (Scar) will contain the electronics and software necessary for data processing as well as the electronics necessary to support the Backup Control Panel.

3−3

The external rack components include video monitors (3), handcontrollers (THC and RHC), D&C Panel, Backup Control Panel (Scar), Government Furnished AVU CCD, and external rack component mounting structure (referred to as the RWS Portable Console in this ICD). The RWS Portable Console, which is attached to seat tracks on the front face of the Lab Rack and to hand-rails inside the Cupola, enables the other RWS external rack components to be mounted in a user friendly configuration. The RWS also supports a government furnished PCS that runs the MSS Graphical User Interface (GUI).

3.2 INTERFACE REQUIREMENTS

3.2.1 USL INTERFACE REQUIREMENTS

3.2.1.1 USL HARDWARE ENVELOPES

3.2.1.1.1 USL HARDWARE ENVELOPES

The USL shall provide mounting and utility locations for the RWS Internal Rack Components.

The USL shall support the CEU envelopes as defined in Figure 3.2.1.1.1−1. The USL shall sup-port the BCU (Scar) envelopes as defined in Figure 3.2.1.1.1−2.

The USL shall provide mounting and utility locations for External Rack Components. The USL shall support the maximum low profile RWS External Rack Component envelope as defined in Figure 3.2.1.1.1−3 and 3.2.1.1.1−4. The RWS, which may provide the capability to exceed this envelope in an operational configuration, will also provide the capability to fit within this enve-lope in a nonoperational configuration.

The USL shall accommodate cable envelopes for the External Rack Components. The USL cable envelopes shall support the RWS External Rack Components when they are mounted on the front face of the MSS Workstation Rack or either adjacent rack. The External Rack Cable Enve-lope shall not exceed 17 inches measured perpendicular to the face of the racks.

3.2.1.1.2 USL HARDWARE ENVELOPES (STOWAGE)

N/A

3.2.1.2 USL MECHANICAL INTERFACES

The USL shall provide mechanical interfaces for the RWS Internal Rack Components as defined in SSP 30258:006, section 3.4.1, ORU to Coldplate Installation and section 3.4.3, Surface Finish.

The USL shall provide coldplate interfaces to the RWS as defined in SSP 30258:006, Figure B−8 (Boeing Part Number 683−10041−8). The USL Rack fasteners shall interface to Internal Rack Component threaded inserts (Tridair Part Number TR26081−03 or equivalent).

The USL shall provide Seat Track mounting interfaces for the RWS External Rack Components as defined in SSP 41002; International Standard Payload Rack to NASA/ESA/NASDA Modules ICD, section 3.2.4, Restraints and Mobility Aids Hardware Interface.

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3.2.1.3 USL STRUCTURAL INTERFACES

The USL Rack fasteners shall provide even structural loading distribution and thermal transfer to the RWS Internal Rack Components. The USL single point fastener maximum limit load shall be as follows:

Axial (Lbs) Shear (Lbs) Preload Torque (in−lbs)

367 212 60.8

The USL shall provide Seat Tracks and structural support for the RWS External Rack Compo-nents. The USL shall provide load bearing structural support at the seat track interfaces to sup-port 125 lb crew loads; as defined in paragraph 3.2.2.9.16, applied to the RWS External Rack Components. The RWS External Rack Components are designed to support 125 lbs of force in any direction.

3.2.1.4 ELECTRICAL CONNECTORS

The USL electrical connectors at the interface planes defined in Figure 3.1.5−1 shall comply with the requirements as specified in SSQ 21635, General Specification for Connectors and Ac-cessories, Electrical, Circular, Miniature, IVA/EVA Compatible, Space Quality, section 3.0, Re-quirements.

3.2.1.5 USL POWER INTERFACES

The USL to RWS electrical power interfaces shall be as defined in Figure 3.2.1.5−1 and Figure 3.2.1.5−2. The USL shall supply and control power to the Internal Rack Components (BCU Scar and CEU) and External Rack Components (RWS D&C Panel). The USL shall support the dis-tribution of low voltage power from the Backup Control Unit (Scar) to the Backup Control Panel (Scar). The USL shall support the distribution of low voltage power from the LAS5 BCU (Scar) to the Backup Control Panel (Scar) in the Cupola.

3.2.1.5.1 POWER SUPPLY

The USL shall supply a maximum of 175 Watts of power to the CEU. The USL shall supply a maximum of 69 Watts of power to the BCU (scar). The USL shall supply a maximum of 235 Watts of power to the RWS D&C Panel via a USL Rack Utility Outlet Panel (UOP). The USL shall support the distribution of 15 Watts of low voltage power from the BCU (Scar) to the Back-up Control Panel (Scar).

3.2.1.5.1.1 INRUSH CURRENT

N/A

3.2.1.5.1.2 POWER CHARACTERISTICS

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3.2.1.5.1.2.1 POWER QUALITY

The USL shall provide 120 Vdc power in accordance with SSP 30482, Volume 1, section 4.3, Interface C to the RWS Internal Rack Components (BCU Scar and CEU) and the RWS External Rack Components (RWS D&C Panel).

3.2.1.5.1.2.2 FAULT PROTECTION

The USL shall provide overcurrent protection to the BCU Scar and CEU (3.5 Amp Remote Pow-er Controller (RPC)), and D&C Panel (12 Amp RPC) as defined in SSP 30263:002, paragraph 3.7.1.2.3.2.3, Current Limiting, and paragraph 3.7.1.2.5.1, Type I, II, and V Current Limit Trip.

3.2.1.5.1.2.3 SOURCE IMPEDANCE

The USL shall provide source impedance as defined in SSP 30482, Volume 1, Figure 3.1.1−3, Interface C Power Source Z Versus Frequency.

3.2.1.5.1.2.4 LOAD IMPEDANCE

N/A

3.2.1.5.2 GROUNDING

The USL grounding interface shall meet the requirements as specified in SSP 30240, Space Sta-tion Grounding Requirements, section 3.0, Requirements.

3.2.1.5.3 BONDING

The USL interface shall meet the requirements as specified in SSP 30245, Space Station Electri-cal Bonding Requirements, section 3.0, Requirements. The USL shall satisfy a Class R bond to the RWS Internal Rack Components in accordance with the above reference document. The USL shall satisfy a Class H bond to the RWS External Rack Components in accordance with the above reference document.

3.2.1.5.4 ELECTRICAL CONNECTOR DEADFACING

The USL shall comply with the electrical connector deadfacing requirements as defined in SSP 50005, ISS Flight Crew Integration Standard, section 6.4.3, Electrical Hazards Design Require-ments.

3.2.1.5.5 SHIELDING

The USL shields shall be terminated to structure or chassis at each end.

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3.2.1.5.6 REDUNDANCY

The USL shall provide a single power feed to each RWS Internal Rack Component. The USL shall provide a single power feed to each USL Rack Mounted UOP for use with the RWS D&C Panel. At each MSS Rack location, the USL shall provide a BCU (Scar) power feed that is sepa-rately channelized from the CEU and the USL Rack Mounted UOP.

3.2.1.6 USL DATA INTERFACES

The USL shall provide MIL−STD−1553 local bus connections to the RWS as shown in Figure 3.2.1.5−1 and Figure 3.2.1.5−2. The USL shall provide discrete, analog, and RS−422 data cable distribution to the RWS Internal Rack Component and External Rack Component interfaces as defined in Figure 3.2.1.5−1 and Figure 3.2.1.5−2. The USL shall support the distribution of RWS MIL−STD−1553, discrete, analog, and RS−422 data cables from MSS Rack LAS5 to the External Rack Component interfaces in the cupola.

3.2.1.6.1 MIL−STD−1553 INTERFACES

The USL shall communicate with the RWS data bus interfaces as specified in MIL−STD−1553, Digital Time Division Command/Response Multiplex Databus, section 4.0, General Require-ments. The USL local data bus design at the RWS interface for each data bus described in the following paragraphs shall be in accordance with paragraph 3.2.1.4 and SSQ 21655, General Specifications for Cable Electrical, MIL−STD−1553 Data Bus, Space Quality, section 3.0, Re-quirements.

The USL shall provide a minimum signal amplitude of 2.1 volts, peak−to−peak, line−to−line, at the RWS MIL−STD−1553 interfaces. The USL shall have a maximum bus stub length of 19 feet as measured from the coupling transformer to the RWS interface as defined in Figure 3.2.1.6.1−1 for the data buses described in the following paragraphs.

3.2.1.6.1.1 C&C MDM LOCAL BUS DATA INTERFACES

The USL shall distribute the Command and Control Local Buses CB EXT−1 and CB EXT−2 to the CEUs. The MIL−STD−1553 bus address at the CB EXT−1 to LAP5 CEU interface shall be

22. The MIL−STD−1553 bus address at the CB EXT−2 to LAS5 CEU interface shall be 22.

The USL shall distribute the Command and Control Local Buses CB INT−1 and CB INT−2 to the BCUs (Scar). The MIL−STD−1553 bus address at the CB INT−1 to LAS5 BCU (Scar) inter-face shall be 17. The MIL−STD−1553 bus address at the CB INT−2 to LAP5 BCU (Scar) inter-face shall be 17.

3.2.1.6.1.2 MSS LOCAL BUS DATA INTERFACES

The USL shall distribute the MSS Local Bus to the CEUs. The MSS Local Bus addresses at the USL to RWS interface shall be in accordance with Table 3.2.1.6.1.2−1.

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3.2.1.6.1.3 MSS PDGF LOCAL BUS DATA INTERFACES

The USL shall distribute the MSS Power/Data Grapple Fixture (PDGF) Local Bus to the CEUs.

The MSS PDGF Local Bus addresses at the USL to RWS interface shall be in accordance with Table 3.2.1.6.1.3−1.

3.2.1.6.1.4 MSS BUD LOCAL BUS DATA INTERFACES

The USL shall distribute the MSS Backup Drive (BUD) Local Bus to the BCUs (Scar). The MSS BUD Local Bus addresses at the USL to RWS interface shall be in accordance with Table 3.2.1.6.1.4−1.

3.2.1.6.1.5 MSS HAND CONTROLLER LOCAL BUS DATA INTERFACES

The USL shall distribute the MSS Hand Controller Local Buses (a.k.a. RWS Local Buses) to the CEUs and the RWS D&C Panels. HC LB−1 is routed from the CEU in LAP5, to the UOP in LAP5, and to the RWS D&C Panel attached external to the LAP5 Rack. The MSS HC Local Bus−1 bus addresses at the USL to RWS interface shall be in accordance with Table 3.2.1.6.1.5−1. HC LB−2 is routed from the CEU in LAS5, to the UOP in LAS5 and the UOPs in the Cupola, and to the RWS D&C Panel in the Cupola or attached external to the LAS5 Rack.

The MSS HC Local Bus−2 bus addresses at the USL to RWS interface shall be in accordance with Table 3.2.1.6.1.5−2.

3.2.1.6.1.6 MSS BCU LOCAL BUS DATA INTERFACES

The USL shall distribute the MSS Backup Control Unit Local Buses to the BCUs and the Back-up Control Panels. MSS BCU−1 is routed from the BCU in LAP5 to the RWS Backup Control Panel attached external to the LAP5 Rack. The MSS BCU Local Bus−1 bus addresses at the USL to RWS interface shall be in accordance with Table 3.2.1.6.1.6−1. MSS BCU−2 is routed from the BCU in LAS5 to the RWS Backup Control Panel in either the Cupola or RWS LAS5 external rack locations. The MSS BCU Local Bus−2 bus addresses at the USL to RWS interface shall be in accordance with Table 3.2.1.6.1.6−2.

3.2.1.6.2 DISCRETE, ANALOG, AND RS−422

3.2.1.6.2.1 INTERNAL RACK COMPONENT DISCRETE AND ANALOG

The USL design at the RWS Internal Rack Component analog and discrete interfaces shall be in accordance with paragraph 3.2.1.4 and either SSQ 21656, General Specifications for Wire and Cable Electrical, Fluoropolymer−Insulated, Nickel Coated Copper or Copper Alloy, section 3.0, Requirements or MIL−C−27500, Cable, Power, Electrical and Cable Special Purpose, Electrical Shielded and Unshielded, General Specification For, section 3.0, Requirements.

3.2.1.6.2.2 EXTERNAL RACK COMPONENT DISCRETE AND ANALOG

The USL design at the RWS External Rack Component analog and discrete interfaces shall be in accordance with paragraph 3.2.1.4 and either SSQ 21656, section 3.0, Requirements or MIL−C−27500; section 3.0, Requirements.

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3.2.1.6.2.3 EXTERNAL RACK COMPONENT RS−422

The USL shall support the distribution of a TIA/EIA−422 interface to the External Rack Compo-nents for the AVU Cursor Control Device. The USL design at the TIA/EIA−422 interface shall be in accordance with paragraph 3.2.1.4 and SSQ 21655, section 3.0, Requirements.

3.2.1.7 VIDEO INTERFACES

The USL shall provide video interfaces to the RWS as defined in Figure 3.2.1.5−1 and Figure 3.2.1.5−2. The USL shall provide three (3) copper NTSC video inputs to the CEU interface. The USL shall provide for the distribution of copper Red, Green, and Blue (RGB) video between the CEU interface and the External Rack Component (D&C Panel) interface as defined in Figure 3.2.1.5−1 and Figure 3.2.1.5−2. The USL shall support the distribution of copper RGB video between the CEU interface in MSS Rack LAS5 to the External Rack Component interface in the Cupola. The USL shall not exceed the video harness lengths and connector allocations defined in Figure 3.2.1.7−1 for video distributed to the RWS components in the Cupola. The USL video cable design at the RWS interfaces shall be in accordance with paragraph 3.2.1.4 and SSQ 21655; section 3.0, Requirements.

3.2.1.7.1 NTSC VIDEO TRANSMISSION AND SIGNAL CHARACTERISTICS

The USL shall supply three copper video inputs to the CEU interface in accordance with EIA− RS−170A and the exceptions as specified in SSP 50002; International Space Station Video Stan-dard, paragraph 3.2.1.1.5, Baseband Composite Video Signal, and paragraph 3.2.1.4.2, Differen-tial Baseband Video Description, and video signal transmission quality requirements in accordance with SSP 50002, paragraph 3.2.1.5.7.2.

3.2.1.7.2 RGB VIDEO TRANSMISSION AND SIGNAL CHARACTERISTICS

The USL will receive three sets of RGB video signals from the CEU interface and provide the RGB video signals to RWS External Rack Component interface in accordance with T14.22−X3K.2, Standard for Three−Channel Parallel Component Analog Video Interface, sec-tion 3.0, Video Components, section 4.0, Impedance, section 5.0, Clamping and Signal dc Con-tent, and section 6.0, Component Timing.

3.2.1.8 THERMAL CONTROL SYSTEM INTERFACE CHARACTERISTICS

The USL shall provide coldplate interfaces (Boeing Part Number 683−10041−8) to the Internal Rack Component interface as defined in SSP 30258:006, section 3.5.1.2, Heat Removal Capac-ity.

3.2.1.9 ENVIRONMENTAL INTERFACES

N/A

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3.2.1.10 SOFTWARE INTERFACES

The USL software interfaces to the RWS shall be as defined in SSP 41175; Prime Contractor Software ICD, Part 1, Station Management and Control to ISSA, Book−2, Software Interface Requirements, and Book 10, CEU Interfaces.

3.2.2 RWS INTERFACE REQUIREMENTS

3.2.2.1 RWS HARDWARE ENVELOPES

3.2.2.1.1 RWS HARDWARE ENVELOPES

The RWS Internal Rack Components shall interface to the USL. The Internal Rack Components envelopes shall be as defined in Figure 3.2.1.1.1−1 (CEU) and 3.2.1.1.1−2 (BCU Scar).

The RWS External Rack Components shall interface to the USL. The RWS External Rack Com-ponents (with Government Furnished Equipment (GFE) PCS and AVU CCD) shall provide a maximum non−operational low profile envelope to the USL as defined in Figure 3.2.1.1−3 and 3.2.1.1−4. The RWS, which may provide the capability to exceed this envelope in an operational configuration, shall provide the capability to fit within this envelope in a non−operational config-uration. GFE hardware interfaces to the RWS are defined in sections 5 and 6 of this ICD. The External Rack Component connector locations shall support a Cable Envelope that measures a maximum of 17 inches perpendicular to the face of the USL rack (utility cables from the Exter-nal Rack Components to USL Rack Interface Panel).

3.2.2.1.2 RWS HARDWARE ENVELOPES (STOWAGE)

RWS External Rack Components will be packed in Urethane Pyrell (as used in the Space Shuttle Program) and placed in stowage drawers for launch. The characteristics of Urethane Py-rell are as follows:

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Density

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Tensile Strength

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Elongation

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Compression Force Deflection (psi)

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Compression Set

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Tear StrengthÁÁÁÁÁ

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(lbs/ft3)

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(psi)

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@25%

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@65%

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lb/inch

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2 ÁÁÁÁÁÁ

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22 ÁÁÁÁÁ

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210 ÁÁÁÁÁ

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0.7 ÁÁÁÁÁ

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1.0 ÁÁÁÁÁÁÁ

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8 ÁÁÁÁÁ

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2.5

Each set of RWS External Rack Components (including AVU Cursor Control Device as defined in section 6) shall provide a total stowage envelope of 8000 cubic inches or less to the USL Rack allocated per the stowage tray mass and volume constraints defined in Table 3.2.1.1.2−1, Figure 3.2.1.1.2−1, and Figure 3.2.1.1.2−2. This stowage allocation does not include stowage volume requirements for a PCS.

3.2.2.2 RWS MECHANICAL INTERFACES

The Internal Rack Components shall provide mechanical interfaces to the USL as defined in SSP 30258:006, section 3.4.1, ORU to Cold Plate Installation (paragraph 3.4.1.1.4, Structural Load

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Distribution is not applicable). The RWS Internal Rack Components shall provide threaded in-serts (Tridair Part Number TR26081−03 or equivalent) to interface with USL Rack fasteners for installation onto the USL Rack Shelves and coldplates (Boeing Coldplate Part Number 683−10041−8). The Internal Rack Components shall provide a local flatness of 0.001 in/in with an overall flatness of 0.01 inches or better and a maximum surface roughness of 63 micro inches RMS at the interface to the USL coldplate. The RWS Internal Rack Component faying surface material shall be compatible with the coldplate Stainless Steel surface (CRES 347) in accordance with MIL−STD−889, section 5.0, Detailed Requirements, and MSFC−SPEC−250, section 3.6.2.

The External Rack Components shall provide mounting features to attach to USL Rack Seat Tracks as defined in SSP 41002, section 3.2.4, Restraints and Mobility Aids Hardware Interface.

3.2.2.3 RWS STRUCTURAL INTERFACES

The Internal Rack Component maximum limit load supplied to each USL single point fastener shall not exceed the following:

Axial (Lbs) Shear (Lbs) Preload Torque (in−lbs)

367 212 60.8

The External Rack Components shall provide a structural interface to USL Seat Tracks to sup-port 125 lb crew loads or be protected from the crew loads to prevent damage (Crew loads de-fined in paragraph 3.2.2.9.16).

3.2.2.3.1 COMPONENT WEIGHTS

The weight of the RWS Control Electronics Unit shall not exceed 37 lbs. The weight the BCU shall not exceed 37 lbs. The total weight for the RWS Portable Console with attached external rack components and interconnecting cabling shall not exceed 200 lbs (see section 6 for GFE AVU CCD weight). The 200 pound mass allocation for the RWS External Rack Components does not include the RWS Backup Panel, PCS, or PG−3 cables. The weight of the RWS Backup Panel shall not exceed 10 lbs.

3.2.2.3.2 STRUCTURAL LOADS FREQUENCY

RWS equipment which is launched in the installed configuration shall be designed such that no resonant frequencies occur below 35Hz when constrained at the mounting interface and exposed to the vibration environments specified in paragraphs 3.2.2.9.12 and 3.2.2.9.13.

3.2.2.4 ELECTRICAL CONNECTORS

The RWS electrical connectors at the interface planes defined in Figure 3.1.5−1 shall comply with the requirements as specified in SSQ 21635, General Specification for Connectors and Ac-cessories, Electrical, Circular, Miniature, IVA/EVA Compatible, Space Quality, section 3.0, Re-quirements.

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3.2.2.5 RWS POWER INTERFACES

The RWS to USL electrical power interfaces shall be as defined in Figure 3.2.1.5−1 and Figure 3.2.1.5−2. The RWS Backup Control Unit (Scar) shall provide and control low voltage power to the Backup Control Panel (Scar).

3.2.2.5.1 POWER CONSUMPTION

The Internal Rack Components shall not exceed a maximum consumption of 175 Watts for the CEU and a maximum of 69 Watts for the BCU (Scar) from the USL. The RWS D&C Panel shall not exceed a maximum consumption of 235 Watts of power from the USL Utility Outlet Panel.

The RWS Backup Control Panel (Scar) shall not exceed a maximum consumption of 15 Watts of low voltage power.

3.2.2.5.1.1 INRUSH CURRENT

The BCU Scar and CEU (3.5 Amp RPC), and RWS D&C Panel (12 Amp RPC) shall not exceed 10 ms at the corresponding limit region minimum current as specified in SSP 30263:002, Figure 3.7.1.2.3.2.3−1, Time Coordinated RPC Trip Curves.

3.2.2.5.1.2 POWER CHARACTERISTICS

3.2.2.5.1.2.1 POWER QUALITY

The RWS shall be compatible with input power characteristics from the USL as defined in SSP 30482, Volume I, section 4.3, Interface C.

3.2.2.5.1.2.2 FAULT PROTECTION

The BCU Scar and CEU (3.5 Amp RPCs), and D&C Panel (12 Amp RPC) shall be compatible with overcurrent protection from the USL RPCMs as defined in SSP 30263:002; paragraph 3.7.1.2.3.2.3, Current Limiting, and paragraph 3.7.1.2.5.1, Type I, II, and V Current Limit Trip.

3.2.2.5.1.2.3 SOURCE IMPEDANCE

The RWS shall be compatible with a USL source impedance as defined in SSP 30482, Volume 1, Figure 3.1.1−3, Interface C Power Source Z Versus Frequency.

3.2.2.5.1.2.4 LOAD IMPEDANCE

The RWS shall provide load impedance such that the interface to the USL exhibits electrical sta-bility.

3.2.2.5.2 GROUNDING

The RWS Internal Rack Component and RWS External Rack Component interfaces shall meet the requirements as specified in SSP 30240; Space Station Grounding Requirements; section 3.0, Requirements.

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3.2.2.5.3 BONDING

The RWS Internal Rack Components and RWS External Rack Components interface shall meet the requirements as specified in SSP 30245, section 3.0, Requirements. Bonding provisions at the RWS Internal Rack Component to USL interface shall satisfy a Class R bond in accordance with the above reference document. Bonding provisions at the RWS External Rack Component to USL interface shall satisfy a Class H bond in accordance with the above reference document.

3.2.2.5.4 ELECTRICAL CONNECTOR DEADFACING

The RWS Internal Rack Components and RWS External Rack Components shall comply with the electrical connector deadfacing requirements as defined in SSP 50005, section 6.4.3, Electri-cal Hazards Design Requirements.

3.2.2.5.5 SHIELDING

The RWS Internal Rack Components and RWS External Rack Components shields shall be ter-minated to structure or chassis at each end.

3.2.2.5.6 REDUNDANCY

N/A

3.2.2.6 RWS DATA INTERFACES

The RWS shall provide MIL−STD−1553 local bus interfaces to the USL as shown in Figure 3.2.1.5−1 and Figure 3.2.1.5−2. The Internal Rack Components and External Rack Components shall provide connections at the USL interface for discrete, analog, and RS−422 data cables as defined in Figure 3.2.1.5−1 and Figure 3.2.1.5−2.

3.2.2.6.1 MIL−STD−1553 INTERFACES

The RWS shall communicate to the data bus interfaces described in the following paragraphs with the interface characteristics as specified in MIL−STD−1553, section 4.0, General Require-ments. The RWS design at the local data bus interface for each bus described in the following paragraphs shall be in accordance with paragraph 3.2.2.4.

The RWS shall have a maximum bus stub length of 1 foot as measured from the Isolation Trans-former to the USL interface as defined in Figure 3.2.1.6.1−1 for the data buses described in the following paragraphs.

3.2.2.6.1.1 C&C MDM LOCAL BUS DATA INTERFACES

The CEUs shall provide connections to the Command and Control Local Buses CB EXT−1 and CB EXT−2. The MIL−STD−1553 bus address at the CB EXT−1 to LAP5 CEU interface will be

22. The MIL−STD−1553 bus address at the CB EXT−2 to LAS5 CEU interface will be 22.

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The BCUs (Scar) shall provide connections to the Command and Control local Buses CB INT−1 and CB INT−2. The MIL−STD−1553 bus address at the CB INT−1 to LAS5 BCU (Scar) inter-face will be 17.