8107_mi9v8.pdf

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DATE

PROJECT NO:

DRAWING NO:

AS SHOWN

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SHEET MI9 OF12

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17 NOV 16

DPW 03383-6J

AND NUMBER. DEVICE AND SIGNAL IDENTIFIERS SHALL BE CONSISTENT BETWEEN DRAWINGS.

REPRESENT/SHOW A COMMON (OR SINGLE) CONTROLLER EACH BUBBLE SHALL USE THE SAME IDENTIFIER

BE SEQUENTIALLY NUMBERED. WHERE SEPERATE DDC CONTROLLER BUBBLES ARE USED TO

DEVICES ARE SHOWN (FOR EXAMPLE; DDC CONTROLLER, OA SENSOR, OR EP TRANSDUCER) EACH SHALL

NOTE 3: CONTRACTOR SHALL SHOW A UNIQUE IDENTIFIER FOR EACH DEVICE. WERE MULTIPLE IDENTICAL

NOTE 1: CONTRACTOR SHALL AFFIX PERMANENT TAGS/LABELS TO ALL DEVICES AS SPECIFIED

NOTE 2: CONTRACTOR SHALL LABEL ALL DDC I/O SIGNAL LINES: 4-20 mA, VDC, OR SNVT

SHALL BE CONSISTENT BETWEEN ALL DRAWINGS

NOTE 4: CONTRACTOR SHALL UNIQUELY NUMBER ALL ANSI 709.1 DEVICES. THIS NUMBERING

FILTER

OUTSIDE

AIR

D-1

NC

DDC

SUPPLY

OA-D-2P

HTG-V-C

DIR

DIR

H

VALVE OPEN

HEATING COIL

VALVE CLOSED

HEATING COIL

VALVE CLOSED

COOLING COIL

CLOSED

OA DAMPER

OPEN

OA DAMPER

VALVE OPEN

COOLING COIL

UNOCCUPIED

SPACE TEMPERATURE

SPACE TEMPERATURE

DEGREES F FROM ZONE SETPOINT (ZN-T-SP)

VALVE OPEN

HEATING COIL

VALVE CLOSED

HEATING COIL

CLOSED

OA DAMPER

OPEN

OA DAMPER

VALVE CLOSED

COOLING COIL

ZN-T-SP70 71 73 75

68 70 78 80

OCCUPIED

FILTER

OUTSIDE

AIR

D-1

NC

AIR

DDC

SUPPLY

DIR

DIR

H

AIR

RETURN

SUPPLY FAN

SF-SS

SUPPLY FAN

SUPPLY FAN

OFF

ON

SUPPLY FAN

SUPPLY FAN

ON

OFF

STAT PROVIDE NETWORK JACK

ON THERMOSTAT

ZN-OCC

PROVIDE CEILING MOUNTED

PASSIVE INFARED MOTION SENSOR

SET TO DEACTIVATE AFTER 30 MINUTES

MOUNT IN COMMON AREA

LDP

PROVIDE NEW

VALVES & ACTUATOR

OCCUPANCY SCHEDULE

SYSTEM OCCUPIED

OTHERWISE

UNOCCUPIED

0600-1800

SYSTEM DEFAULT SCHEDULE SUPERVISORY MOITORING & CONTROL SCHEDULE

OCCUPIED UNOCCUPIED

M-S

0600-2100

OTHERWISE

M-F

~AHUs

OCC MODE

PUT FCU IN

INPUTS TO

# ZN OCC

ALL FCU CONTROLLERS

NOTE 5: HC-T MAY BE STRAP-ON TYPE TO GENERATE OUTPUT SNVT FOR HEAT/COOL SIGNAL TO

AIR HANDER CONTROL

HEAT PUMP

SEE NOTE 4

TXV

DX-HC

DX COIL

HTG-DA-T-LL

RETURN

SUPPLY

HTG-V-C

NO

V-1

DIR

H

NCCOM

RETURN

SUPPLY

NO

V-1

DIR

H

NCCOM

N.O.FLOW THROUGH

HEAT VALVE

THE COIL PROVIDE NEW

VALVES & ACTUATOR

RETURN

NO

COIL

THROUGH

N.O. FLOW

HEAT VALVE

J

B A

L

E D

B

C8107.27

ACTUATOR

OUTSIDE

ACTUATOR

OUTSIDE

WATER SHALL BE OFF.

ADJUSTABLE SETPOINT VIA THE WALL MOUNTED THERMOSTAT AS SHOWN. THE DX AND HOT

MODULATE THE OUTSIDE AIR AND RETURN AIR DAMPER CONTROLS TO MAINTAIN ZONE TEMPERATURE(ZN-T) AT THE OCCUPANT

(1) WHEN THE ENTHALPY SENSOR INDICATES CONDTIONS ARE SUITABLE FOR FREE COOLING, THE DDC HARDWARE SHALL

D. ECONOMIZER CONTROL:

HARDWARE SHALL MODULATE THE HOT WATER VALVE TO MAINTAIN ZONE TEMPERATURE AT THE CONFIGURED SETPOINT AS SHOWN.

(3) HOT WATER COIL CONTROL: IN THE OCCUPIED OR UNOCCUPIED MODE UPON A SECOND STAGE CALL FOR HEAT THE DDC

THE CONFIGURED SETPOINT AS SHOWN.

(2) IN THE UNOCCUPIED MODE THE DDC HARDWARE SHALL MODULATE THE DX COIL CONTROL TO MAINTAIN ZONE TEMPERATURE AT

DAMPER SHALL BE OPEN TO MIN SETTING.

TEMPERATURE(ZN-T) AT THE OCCUPANT ADJUSTABLE SETPOINT VIA THE WALL MOUNTED THERMOSTAT AS SHOWN. THE OUTDOOR AIR

(1) IN THE OCCUPIED MODE THE DDC HARDWARE SHALL MODULATE THE DX COIL CONTROL TO HEAT OR COOL TO MAINTAIN ZONE

C. ZONE TEMPERATURE CONTROL:

VENTILATION STOP BUTTON.

B. SAFETIES: FAN SHALL SHUT DOWN ON ACTIVATION OF EMERGENCY

UNOCCUPIED.

INPUT(S) (ZN-OCC) INDICATE THAT THE SPACE IS UNOCCUPIED AND THE INPUT FROM THE SYSTEM SCHEDULER (SYS-OCC) IS

(2) UNOCCUPIED: THE FAN COIL UNIT DDC HARDWARE SHALL BE IN THE UNOCCUPIED MODE WHEN THE LOCAL SPACE OCCUPANCY

OCCUPIED.

INPUT(S) (ZN-OCC) INDICATE THAT THE SPACE IS OCCUPIED OR WHEN THE INPUT FROM THE SYSTEM SCHEDULER (SYS-OCC) IS

(1) OCCUPIED: THE FAN COIL UNIT DDC HARDWARE SHALL BE IN THE OCCUPIED MODE WHEN THE LOCAL SPACE OCCUPANCY

A. OCCUPANCY MODES:

SHALL BE PROPORTIONAL-INTEGRAL (PI) CONTROL.

AND ALARMS AS SPECIFIED AND SHOWN ON THE POINTS SCHEDULE. UNLESS OTHERWISE SPECIFIED, ALL MODULATING CONTROL

CONTRACTOR SHALL INSTALL DDC HARDWARE TO PERFORM THIS SEQUENCE OF OPERATION AND TO PROVIDE SNVT INPUTS, OUTPUTS

AIR HANDLER UNIT CONTROL

ENTHALPY

3-WAY VALVE FOR AHU-C