23 09 00 Johnson Controls Spec.pdf

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DIVISION 23 – HEATING, VENTILATING, AND AIR-CONDITIONING

23 00 00 HEATING, VENTILATING, AND AIR-CONDITIONING (HVAC)

23 09 00 Instrumentation and Control for HVAC

23 09 13 Instrumentation and Control Devices for HVAC 23 09 13.13 Actuators and Operators A. General Requirements

1. Damper and valve actuators shall be electronic and/or pneumatic, as specified in the System Description section. Exact OEM equivalents of specified actuators/operators shall be acceptable if clearly identified in submittals.

2. The manufacturer shall be ISO 9001 certified.

B. Electronic Damper Actuators

1. Spring Return Actuators:

a. Manufactured, brand labeled or distributed by Johnson Controls or approved equal.

b. Regulatory Agency Listing: cULus ,CSA C22.2 No. 24-93, and CE marked

c. Direct-Coupled Design: Requires no crank arm or linkage for mounting to a shaft.

d. Coupling: toothed V-bolt clamp and nuts with toothed cradle.

e. Reversible Mounting: Provides either clockwise or counterclockwise operation.

f. Power Failure Operation: Mechanical spring return system drives load to the home position. Other forms of internal energy storage for power failure operation are not acceptable.

g. Motor Technology:

i. Modulating Types: Microprocessor-controlled Brushless DC motor

ii. On/Off Types: DC brush motor.

h. Overload Protection: Electronic stall detection protects from overload at all angles of rotation without the use of end switches.

i. Enclosure Ratings:

i. NEMA type 2 / IP54 mounted in any orientation.

j. Double-Insulated construction: Eliminate the need for electrical ground wires.

k. Wiring: Integral cables with colored and numbered conductors.

l. Sized for torque required to seal damper at load conditions

m. Parallel Operation: Actuators shall be available that are capable of being mechanically or electrically paralleled.

n. Proportional actuators shall be user configurable without the use of external computer software or programming tools. Calibration, input signal range selection, and control logic reversal shall be selectable with an external mode selection switch.

o. Operating Temperature Range:

i. 70 lb·in. Torque and below: -40°F to 140°F

ii. 71 lb·in. Torque and above: -40°F to 131°F

p. Power Requirements:

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i. Modulating Types:

◊ 27 lb·in. Torque and Below: 5VA maximum ◊ 70 lb·in. to 19 lb·in.Torque: 8VA maximum ◊ 89 lb·in. to 71 lb·in.Torque: 10VA maximum ◊ 90 lb·in. to 177 lb·in.Torque: 16VA maximum

ii. 2-Position Types:

◊ 27 lb·in. Torque and Below: 5VA maximum ◊ 70 lb·in. to 19 lb·in.Torque: 7VA maximum ◊ 71 lb·in. to 177 lb·in.Torque: 25VA maximum

2. Non-Spring Return Actuators:

a. Manufactured, brand labeled or distributed by Johnson Controls. or approved equal.

b. Regulatory Agency: UL Listed ,CSA Certified, and CE marked

c. Direct-Coupled Design: Requires no crank arm or linkage for mounting to a shaft.

d. Coupling:

i. Above 80 lb.·in.: toothed V-bolt clamp and nuts with toothed cradled

ii. 80 lb.·in.and below: single cup-point set screw and toothed cradle.

e. Overload Protection: Electronic stall detection or magnetic slip clutch protects from overload at all angles of rotation without the use of end switches.

f. Minimum Enclosure Ratings:

i. Types with covered wiring terminals: NEMA type 2 / IP42 mounted in any orientation.

ii. Types without covered wiring terminals: NEMA type 1 / IP30 or IP40.

iii. Types with integrated cables: NEMA 2 / IP42 mounted in any orientation.

g. Sized for torque required to seal damper at load conditions

h. Parallel Operation: Actuators shall be available that are capable of being mechanically or electrically paralleled.

i. Proportional actuators shall be user configurable without the use of external computer software or programming tools.

j. Operating Temperature Range: -4°F to 122°F except for VAV and similar indoor applications in which case 32°F to 122°F is acceptable.

k. Power Requirements: 24 V with models available for both 24 VAC and 24 VDC operation, maximum

i. Above 80 lb.·in.: 7.5 VA at 24 VAC

ii. 80 lb.·in.and below: 3.5 VA at 24VAC

l. The manufacturer shall provide 5-year limited warranty from the date of sale covering defects in material or workmanship.

23 09 13.23 Sensors and Transmitters A. General Requirements

1. Installation, testing, and calibration of all sensors, transmitters, and other input devices shall be provided to meet the system requirements. Exact OEM equivalents of specified sensors and transmitters shall be acceptable if clearly identified in submittals.

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B. Temperature Sensors

1. General Requirements:

a. Sensors and transmitters shall be provided, as outlined in the input/output summary and sequence of operations.

b. The temperature sensor shall be of the resistance type, and shall be either two-wire 1000 ohm nickel RTD, or two-wire 1000 ohm platinum RTD. Thermistor sensors of 10,000 or 2,250 ohms resistance may be substituted based on the application.

c. The following point types (and the accuracy of each) are required, and their associated accuracy values include errors associated with the sensor, lead wire, and A to D conversion:

Point Type Accuracy

Chilled Water + .5°F.

Room Temp + .5°F.

Duct Temperature + .5°F.

All Others + .75°F.

2. Room Temperature Sensors

a. Room sensors shall be constructed for either surface or wall box mounting.

b. Room sensors shall have the following options when specified:

i. Setpoint warmer/cooler

ii. Momentary override request for activation of after-hours operation.

iii. On board occupancy sensor. If not on board then remote

3. Room Temperature Sensors with Integral Display (only where indicated on plans)

a. Room sensors shall be constructed for either surface or wall box mounting.

b. Room sensors shall have an integral LCD display and the following capabilities when specified:

i. Display room air temperatures.

ii. Display and adjust room comfort setpoint.

iii. Display and adjust fan operation status.

iv. Setpoint override request via setpoint adjust dial or buttons

v. Timed override request via occupancy override with status indication for activation of after-hours setpoint operation.

vi. Occupancy sensor status

vii. Toggle between Degrees F and Degrees C

viii. Toggle between Temperature and Humidity where specified.

4. Thermowells

a. Thermowell manufacturer shall have models available in stainless steel, brass body, and copper bulb.

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b. When thermowells are required, the sensor and well shall be supplied as a complete assembly, including wellhead and sensor.

c. Thermowells shall be pressure rated and constructed in accordance with the system working pressure.

d. Thermowells and sensors shall be mounted in a direct mount (no adapter) offering faster installation or 1/2” NFT saddle and allow easy access to the sensor for repair or replacement.

e. Thermowells constructed of 316 stainless steel shall comply with Canadian Registration Number (CRN) pressure vessel rating.

5. Outside Air Sensors

a. Outside air sensors shall be designed to withstand the environmental conditions to which they will be exposed. They shall be provided with a solar shield.

b. Sensors exposed to wind velocity pressures shall be shielded by a perforated plate that surrounds the sensor element.

c. Temperature transmitters shall be of NEMA 3R (IP54) or NEMA 4 (IP65) construction and rated for ambient temperatures.

d. The outdoor sensor shall be capable of being mounted on a roof, pole or side of a building utilizing its preassembled mounting bracket.

e. Outside air Relative Humidity sensors 0-100% full range of accurate measurement.

Operating temperature -4 to 140F (-20 to 60C).

f. Outside air temperature sensors operating temperature range -40 to 140F, +/- .55F

(+/- .3C).

6. Duct Mount Sensors

a. Duct mount sensors shall mount in an electrical box through a hole in the duct, positioned to provide ease of accessibility for repair or replacement.

b. Duct sensors shall be insertion type and constructed as a complete assembly, including lock nut and mounting plate.

c. For outdoor air duct applications, a weatherproof mounting box with weatherproof cover and gasket shall be provided.

7. Averaging Sensors

a. For ductwork greater in any dimension that 48 inches and/or where air temperature stratification exists, an averaging sensor with multiple sensing points shall be used.

b. For plenum applications, such as mixed air temperature measurements, a continuous averaging sensor or a string of sensors mounted across the plenum shall be used to account for stratification and/or air turbulence. The averaging string shall have a minimum of 4 sensing points per 12-foot long segment.

c. Capillary supports at the sides of the duct shall be provided to support the sensing string.

d. Acceptable Manufactures: Johnson Controls

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C. Humidity Sensors

1. The sensor shall be a solid-state type, relative humidity sensor of the Thin Film

Capacitance or Bulk Polymer Design. The sensor element shall resist service contamination.

2. The humidity transmitter shall be equipped with non-interactive span and zero adjustments, a 2-wire isolated loop powered, 4-20 mA, 0-100% linear proportional output.

3. The humidity transmitter shall meet the following overall accuracy, including lead loss and Analog to Digital conversion. 3% between 20% and 80% RH @ 77 Deg F unless specified elsewhere.

4. Outside air relative humidity sensors shall be installed with a rain proof, perforated cover. The transmitter shall be installed in a NEMA 3R (IP54) or NEMA 4 (IP65) enclosure with sealtite fittings.

5. A single point humidity calibrator shall be provided, if required, for field calibration.

Transmitters shall be shipped factory pre-calibrated.

6. Duct type sensing probes shall be constructed of 304 stainless steel, and shall be equipped with a neoprene grommet, bushings, and a mounting bracket.

7. Acceptable Manufacturers: Johnson Controls and Vaisala.

D. CO2 Sensors

1. Where shown on the drawings, C02 sensors shall have the following features:

a. Jumper selectable: 0-20mA, 4-20mA & 0-10VDC output

2. The C02 sensors shall have the ability to monitor and output the following variables as required by the systems sequence of operations:

a. Zone carbon-dioxide

3. The C02 shall transmit the information back to the controller via jumper selectable 0-20mA, 4-20mA & 0-10VDC output signals.

a. The C02 sensors shall provide a maximum output current of 25mA; Maximum output voltage of 12.5V.

b. The C02 sensors shall be FCC compliant to CFR47 Part 15 subpart B Class A.

4. The C02 Sensors shall be available with

a. CO2 response time (0-63%) of 1 minute

b. Less than 0.083% of full scale/F˚ temperature dependence of CO2 output

c. Long term CO2 stability ±5% of full scale for 5 years

d. CO2 measurement accuracy of ±(40ppm + 2.0% of reading)

e. CO2 non-linearity of less than 1.0% of full scale

5. Additionally the CO2 sensors may communicate via the SA bus to any Metasys controller.

E. Differential Pressure Transmitters

1. General Air and Water Pressure Transmitter Requirements:

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a. Pressure transmitters shall be constructed to withstand 100% pressure over-range without damage, and to hold calibrated accuracy when subject to a momentary 40% over-range input.

b. Pressure transmitters shall transmit a 0 to 5 VDC, 0 to 10 VDC, or 4 to 20 mA output signal.

c. Differential pressure transmitters used for flow measurement shall be sized to the flow sensing device, and shall be supplied with Tee fittings and shut-off valves in the high and low sensing pick-up lines to allow the balancing Contractor and Owner permanent, easy-to-use connection.

d. A minimum of a NEMA 1 housing shall be provided for the transmitter. Transmitters shall be located in accessible local control panels wherever possible.

2. Low Differential Water Pressure Applications (0” - 20” WC)

a. The differential pressure transmitter shall be of industrial quality and transmit a linear, 4 to 20 mA output in response to variation of flow meter differential pressure or water pressure sensing points.

b. The differential pressure transmitter shall have non-interactive zero and span adjustments that are adjustable from the outside cover and meet the following performance specifications:

i. .01-20” WC input differential pressure range.

ii. 4-20 mA output.

iii. Maintain accuracy up to 20 to 1 ratio turndown.

iv. Reference Accuracy: +0.2% of full span.

c. Acceptable Manufacturers: Setra and Mamac.

3. Medium to High Differential Water Pressure Applications (Over 21” WC)

a. The differential pressure transmitter shall meet the low-pressure transmitter specifications with the following exceptions:

i. Differential pressure range 10” WC to 300 PSI.

ii. Reference Accuracy: +1% of full span (includes non-linearity, hysteresis, and repeatability).

b. Standalone pressure transmitters shall be mounted in a bypass valve assembly panel. The panel shall be constructed to NEMA 1 standards. The transmitter shall be installed in the panel with high and low connections piped and valved. Air bleed units, bypass valves, and compression fittings shall be provided.

c. Acceptable Manufacturers: Setra and Mamac.

4. Building Differential Air Pressure Applications (-1” to +1” WC)

a. The differential pressure transmitter shall be of industrial quality and transmit a linear, 4 to 20 mA output in response to variation of differential pressure or air pressure sensing points.

b. The differential pressure transmitter shall have non-interactive zero and span adjustments that are adjustable from the outside cover and meet the following performance specifications:

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i. -1.00 to +1.00 WC input differential pressure ranges. (Select range appropriate for system application)

ii. 4-20 mA output.

iii. Maintain accuracy up to 20 to 1 ratio turndown.

iv. Reference Accuracy: +0.2% of full span.

c. Acceptable Manufacturers: Johnson Controls or approved equal

5. Low Differential Air Pressure Applications (0” to 2.5” WC)

a. The differential pressure transmitter shall be of industrial quality and transmit a linear, 4 to 20 mA output in response to variation of differential pressure or air pressure sensing points.

b. The differential pressure transmitter shall have non-interactive zero and span adjustments that are adjustable from the outside cover and meet the following performance specifications:

i. (0.00 - 1.00” to 5.00”) WC input differential pressure ranges. (Select range appropriate for system application.)

ii. 4-20 mA, 0-5 VDC, 0-10 VDC output.

iii. Maintain accuracy up to 20/1 ratio turndown.

iv. Reference Accuracy: +0.25%, or 0.5% of full span.

c. Acceptable Manufacturers: Johnson Controls and Ruskin.

6. Medium Differential Air Pressure Applications (5” to 21” WC)

a. The pressure transmitter shall be similar to the Low Air Pressure Transmitter, except that the performance specifications are not as severe. Differential pressure transmitters shall be provided that meet the following performance requirements:

i. Zero & span: (c/o F.S./Deg. F): .04% including linearity, hysteresis and repeatability.

ii. Accuracy: 1% F.S. (best straight line) Static Pressure Effect: 0.5% F.S. (to 100

PSIG.

iii. Thermal Effects: <+.033 F.S./Deg. F. over 40°F. to 100°F. (calibrated at 70°F.).

b. Standalone pressure transmitters shall be mounted in a bypass valve assembly panel. The panel shall be constructed to NEMA 1 standards. The transmitter shall be installed in the panel with high and low connections piped and valved. Air bleed units, bypass valves, and compression fittings shall be provided.

c. Acceptable manufacturers: Johnson Controls and Ruskin.

F. Flow Monitoring

1. Air Flow Monitoring

a. Fan Inlet Air Flow Measuring Stations (where shown on drawings)

i. At the inlet of each fan and near the exit of the inlet sound trap, airflow sensors shall be provided that shall continuously monitor the fan air volumes or velocity pressure.

ii. Each sensor shall be surface mount type. Unit shall be capable of monitoring and reporting the airflow and temperature at each fan inlet location through

Revision: August 2017 Page 8 of 55 two or four sensing circuits. If a static pressure manifold is used, it shall incorporate dual offset static tips on the opposing sides of the averaging manifold so as to be insensitive to flow-angle variations of as much as + 20° in the approaching air stream.

iii. Devices creating fan performance degradation, resulting in additional energy consumption, caused from pressure drop associated with probes or mounting apparatus in the center of the fan inlet are not allowed. The device shall not induce a significant pressure drop, nor shall the sound level within the duct be amplified by its singular or multiple presence in the air stream. Sensor circuit casings shall be constructed of U.L. 94 flame rated high impact ABS and include a stainless steel thermistor cap that maintains the precise calibrated flow over the heated and ambient measurement points.

iv. Acceptable manufacturers: Johnson Controls, Air Monitor Corp., Tek-Air Systems, Inc., or Dietrich Standard.

b. Single Probe Air Flow Measuring Sensor (where shown on drawings)

i. The single probe airflow-measuring sensor shall be duct mounted with an adjustable sensor insertion length of up to eight inches. The transmitter shall produce a 4-20 mA or 0-10 VDC signal linear to air velocity. The sensor shall be a thermal dispersion and utilize one temperature sensor and a heated thermistor.

The sensor pair shall measure the air temperature and airflow velocity.

c. Duct Air Flow Measuring Stations (where shown on drawings)

i. Furnish and install, at locations shown on plans or as in accordance with schedules, an equalized air measuring probe system piped to a high performance pressure transducer or an electronic type airflow temperature measuring station.

ii. Each device shall be designed and built in order to comply with, and provide results in accordance with, accepted practice as defined for system testing in the ASHRAE Handbook of fundamentals, as well as in the Industrial Ventilation Handbook.

iii. Assembly shall be AMCA tested and capable of measuring a range from 70 to 5,000 FPM (22 to 1524 MPM).

iv. Equalized air measuring assembly shall measure to ±3% average and consist of 6063T5 extruded aluminum step sensing blade(s) with anodized finish, plenum-rated polyethylene pressure tubing, brass barbed fittings, mounting hardware and a glass-on-silicone capacitance sensor pressure transducer capable of measuring up to five field-selectable pressure ranges up to 2.5 in. WC

v. The transducer shall be accurate to ±0.5%, or 0.25% of full scale and be contained in a National Electrical Manufacturer’s Association (NEMA) 4 (IP-65) enclosure. Transducer shall be factory mounted and piped to high and low pressure ports through fittings made of brass.

vi. All sensor tubing shall terminate in solid brass barbed fittings.

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vii. Total and static pressure manifolds shall terminate with external ports for connection to control tubing. An identification label shall be present on each unit casing, listing model number, size, area, and airflow capacity.

viii. Air straightener shall be provided for sizes over 17 square feet (1.6 sq meter).

ix. Airflow measuring station assemblies shall be fabricated of galvanized steel or aluminum casing of appropriate thickness for slip fits or with 90 Deg. connecting flanges in configuration and size equal to that of the duct into which it is mounted. Each station shall be complete with an air directionalizer and parallel cell profile suppressor (3/4” maximum cell) across the entering air stream and mechanically fastened to the casing in such a way to withstand velocities up to 5000 feet per minute.

x. Electronic air measuring station shall be capable of monitoring and reporting the airflow and temperature at each measuring location through one or more measuring probes containing multiple sensor points and a control transmitter that outputs a 4-20 mA linear signal.

xi. Probe(s) shall be constructed of an airfoil shaped aluminum extrusion containing the sensor circuit(s).

xii. Each sensor circuit shall consist of coated thermistors, for temperature and velocity, mounted to a Printed Circuit Board (PCB). Multiplexer board shall be encased to prevent moisture damage.

xiii. Control transmitter shall be capable of processing independent sensing points and shall operate on a fused 24 VAC supply.

xiv. Control transmitter shall feature a 16 x 2 character alphanumeric LCD screen, digital offset/gain adjustment, continuous performing sensor/transmitter diagnostics, and a visual alarm to detect malfunctions.

xv. Installation Considerations

• The maximum allowable pressure loss through the Flow and Static

Pressure elements shall not exceed .04” WC at 1000 feet per minute, or .11” WC at 2000 feet per minute. Each unit shall measure the airflow rate within an accuracy of plus 3-5% as determined by AMCA.

• Where the stations are installed in insulated ducts, the airflow passage of the station shall be the same size as the inside airflow dimension of the duct. Station flanges shall be 1.5 inches to facilitate matching connecting ductwork.

• Where control dampers are provided as part of the airflow measuring station, parallel blade precision controlled volume dampers integral to the station and complete with actuator, and linkage shall be provided.

• Stations shall be installed in strict accordance with the manufacturer’s published requirements, and in accordance with ASME Guidelines affecting non-standard approach conditions.

xvi. All air measuring devices shall be tested according to AMCA Standard 610

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xvii. Acceptable manufacturers: Johnson Controls, Air Monitor Corp., Tek-Air, Ruskin, and Dietrich Standard.

d. Static Pressure Traverse Probe (where shown on drawings)

i. Duct static traverse probes shall be provided where required to monitor duct static pressure. The probe shall contain multiple static pressure sensors located along exterior surface of the cylindrical probe.

ii. Acceptable manufacturers: Cleveland Controls

e. Shielded Static Air Probe (where shown on drawings)

i. Where indicated on plans or in schedules a shielded static pressure probe shall be provided at each end of the building. The probe shall have multiple sensing ports, an impulse suppression chamber, and airflow shielding.

f. Water Flow Monitoring (where shown on drawings)

i. Water flow meters shall be electromagnetic type with integral microprocessor-

Based electronics. The meter shall have an accuracy of 0.25%.

ii. Acceptable manufacturers: Onicon

G. Smoke Detectors

1. Ionization type air duct detectors shall be furnished as specified elsewhere in Division 26 for installation under Division 23. All wiring for air duct detectors shall be provided under Division 26, Fire Alarm System.

H. Status and Safety Switches

1. General Requirements

a. Switches shall be provided to monitor equipment status, safety conditions, and generate alarms at the BMS when a failure or abnormal condition occurs. Safety switches shall be provided with two sets of contacts and shall be interlock wired to shut down respective equipment.

2. Current Sensing Switches

a. The current sensing switch shall be self-powered with solid-state circuitry and a dry contact output. It shall consist of a current transformer, a solid state current sensing circuit, adjustable trip point, solid state switch, SPDT relay, and an LED indicating the on or off status. A conductor of the load shall be passed through the window of the device. It shall accept over-current up to twice its trip point range.

b. Current sensing switches shall be used for run status for fans, pumps, and other miscellaneous motor loads.

c. Current sensing switches shall be calibrated to show a positive run status only when the motor is operating under load. A motor running with a broken belt or coupling shall indicate a negative run status.

d. Acceptable manufacturers: Johnson Controls or approved equal

3. Air Filter Status Switches

a. Differential pressure switches used to monitor air filter status shall be of the automatic reset type with SPDT contacts rated for 2 amps at 120VAC.

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b. A complete installation kit shall be provided, including: static pressure tops, tubing, fittings, and air filters.

c. Provide appropriate scale range and differential adjustment for intended service.

d. Acceptable manufacturers: Johnson Controls, Cleveland Controls

4. Air Flow Switches

a. Differential pressure flow switches shall be bellows actuated mercury switches or snap acting micro-switches with appropriate scale range and differential adjustment for intended service.

b. Acceptable manufacturers: Johnson Controls, Cleveland Controls

5. Air Pressure Safety Switches

a. Air pressure safety switches shall be of the manual reset type with SPDT contacts rated for 2 amps at 120VAC.

b. Pressure range shall be adjustable with appropriate scale range and differential adjustment for intended service.

c. Acceptable manufacturers: Johnson Controls, Cleveland Controls

6. Water Flow Switches

a. Water flow switches shall be equal to the Johnson Controls P74.

7. Low Temperature Limit Switches

a. The low temperature limit switch shall be of the manual reset type with Double Pole/Single Throw snap acting contacts rated for 16 amps at 120VAC.

b. The sensing element shall be a minimum of 15 feet in length and shall react to the coldest 18-inch section. Element shall be mounted horizontally across duct in accordance with manufacturers recommended installation procedures.

c. For large duct areas where the sensing element does not provide full coverage of the air stream, additional switches shall be provided as required to provide full protection of the air stream.

d. The low temperature limit switch shall be equal to Johnson Controls A70.

I. Control Relays

1. Control Pilot Relays

a. Control pilot relays shall be of a modular plug-in design with retaining springs or clips.

b. Mounting Bases shall be snap-mount.

c. DPDT, 3PDT, or 4PDT relays shall be provided, as appropriate for application.

d. Contacts shall be rated for 10 amps at 120VAC.

e. Relays shall have an integral indicator light and check button.

f. Acceptable manufacturers: Johnson Controls, Lectro

23 09 13.33 Control Valves A. Ball Valves, 1/2 through 2 in.:

1. Ball Valves shall have forged brass bodies.

2. Valves shall have Chrome Plated Brass Balls

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3. Valves shall have Nickel Plated Brass Stems blow-out proof stem design in all sizes.

4. Valves shall have Graphite reinforced Polytetrafluoroethylene (PTFE) seats with

Ethylene Propylene Diene Monomer (EPDM) O-ring backing.

5. Stem seals shall be double EPDM O-rings.

6. Flow Characterization Disk shall be manufactured from Amodel AS-1145HS

Polyphthalamide Resin and rated for 50 psi maximum differential pressure and shall be inserted against the casting of the valve.

7. All ball valves with internal pipe thread end connections shall be rated to 580 psi maximum static pressure at 203°F (95°C) fluid temperature.

8. All ball valves with sweat end connections or press end connection shall be rated to 300 psig maximum static pressure at 203°F (95°C) fluid temperature

9. All valves shall be rated for service with hot water, chilled water and 50% glycol solutions.

10. Ball Valves with stainless steel balls and stems shall be rated for use with 15 psig saturated steam.

11. Flow Characteristics shall be equal percentage on the control port. Bypass port on three-way valves shall have linear flow characteristics.

12. Valves shall have a maximum leakage specification of 0.01% of maximum flow for the control port, ANSI/FCI 70-2, Class 4 and 1% of maximum flow, bypass port.

13. Valves shall be maintenance free

14. Valves shall be rated for 200 psi differential closeoff pressure.

15. Valve actuators shall be UL-recognized or CSA-certified.

16. Valves shall be Johnson Controls VG1000 Series ball valves or approved equal.

B. Ball Valves, 2-1/2 through 4 in. Flanged:

1. Ball Valves shall have forged brass bodies with ASME Class 150 ductile iron flanges.

2. Valves shall have 300 Series Stainless Steel Balls.

3. Valves shall have 300 Series Stainless Steel Stems with a blowout proof stem design.

4. Valves shall have Graphite reinforced Polytetrafluoroethylene (PTFE) seats with

Ethylene Propylene Diene Monomer (EPDM) O-ring backing.

5. Stem seals shall be double EPDM O-rings.

6. Flow Characterization Disk shall be manufactured from Amodel AS-1145HS

Polyphthalamide Resin and rated for 50 psi maximum differential pressure.

7. Flow Characteristics shall be equal percentage on the control port. Bypass port on three-way valves shall have linear flow characteristics.

8. Valves shall have a maximum leakage specification of 0.01% of maximum flow for the control port, ANSI/FCI 70-2, Class 4 and 1% of maximum flow, bypass port.

9. All valves shall be rated for service with hot water, chilled water, 50% glycol solutions and rated for use with 25 psig saturated steam.

10. Two-Way Valves shall be rated for 100 psi differential closeoff pressure and Three-

Way Valves shall be rated for 50 psi differential closeoff pressure.

11. Valves shall be maintenance free.

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12. Valve actuators shall be UL-recognized or CSA-certified.

13. Valves shall be Johnson Controls VG1000 Series ball valves or approved equal.

C. Isolation Butterfly Valves, 2 through 20 in. resilient seat ASME Class 125/150 Flanged:

1. Butterfly Valves shall have cast iron bodies meetings ASTM A126 Class B requirements and meet ASME class 125/150 flange requirements and shall be fully lugged.

2. Butterfly Valves seat shall be Ethylene Propylene Diene Monomer (EPDM).

3. Butterfly Valve disk shall be Ductile Iron with Nylon 11 coating.

4. Butterfly Valve stems shall be Stainless Steel.

5. Flow Characteristics shall be equal percentage up to 70° of disk rotation.

6. All valves shall be rated for service with hot water, chilled water and 50% glycol solutions.

7. Valves shall be maintenance free.

8. Valve electric actuators shall be UL-recognized or CSA-certified.

9. Valves shall be Johnson Controls VF Series butterfly valves or approved equal.

D. Control Butterfly Valves, High Performance 2-1/2 through 16 in.

1. Butterfly Valves shall have bodies manufactured from Carbon Steel, ASTM A216 GR

WCB/A516 GR 70 and shall be fully lugged per ASME Class 150 or ASME Class 300.

2. Butterfly Valves seat assembly shall be RPTFE (reinforced polytetrafluoroethylene) and the seat retainer shall be Carbon Steel, ASTM A516 GR 70

3. Butterfly Valve disk shall be Stainless Steel, ASTM A 351 GR CF8M

4. Butterfly Valve stems shall be 17-4 PH Stainless Steel, ASTM A564-Type 630

5. Butterfly Valve Stem Seals shall be One Carbon Fiber Ring and Three TFE Rings

6. Flow Characteristics shall be equal percentage up to 70° of disk rotation.

7. All valves shall be rated for service with hot water, chilled water, 50% glycol solutions and 50 psig saturated steam in modulating service or 150 psig saturated steam in two-position service.

8. Butterfly Valves shall meet the performance requirements of ASME Class 150 or Class 300.

9. Valves shall be maintenance free.

10. Valve electric actuators shall be UL-recognized or CSA-certified.

11. Valves shall be Johnson Controls VF Series butterfly valves or approved equal.

E. Globe Valves, Brass, 1/2 through 2 in.

1. Valves shall have bodies manufactured from a RoHS compliant brass.

2. Valves shall meet the pressure and temperature requirements of ANSI B16.15, Class

3. Valve stems shall be a 300 Series Stainless Steel.

4. Valves with brass plug and seat shall have stem seals with Self-Adjusting Ethylene

Propylene Rubber (EPR) Ring Pack U-Cups

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5. Valves with Stainless Steel plug and seat shall valve stem seals with Spring Loaded Polytetrafluoroethylene (PTFE) and Elastomer V-Rings

6. Valves with brass trim shall have a maximum leakage specification of 0.01% of maximum flow per ANSI/FCI 70-2, Class 4 and valves with stainless steel trim shall have a maximum leakage of 0.05% of maximum flow

7. Flow Characteristics shall be equal percentage for two-way valves and linear for three-way valves.

8. Valves shall be serviceable without being removed from the pipe.

9. Valve electric actuators shall be UL-recognized or CSA-certified.

10. Valves shall be Johnson Controls VG7000 Series globe valves or approved equal.

F. Globe Valves, Cast Iron, 2-1/2 through 6 in.

1. Valves shall have bodies manufactured from cast iron.

2. Valves shall meet the pressure and temperature requirements of ANSI B16.1, Class 125

3. Valve stems shall be a 316 Series Stainless Steel.

4. Valves shall have stem seals with Ethylene Propylene Terpolymer (EPT) Ring Pack U-

Cups

5. Valves shall have a maximum leakage specification of 0.1% of maximum flow per

ANSI/FCI 70-2, Class 3

6. Flow Characteristics shall be equal modified linear.

7. Valves shall be serviceable without being removed from the pipe.

8. Valve electric actuators shall be UL-recognized or CSA-certified.

9. Valves shall be Johnson Controls VG2000 Series globe valves or approved equal.

23 09 23 Direct-Digital Control System for HVAC/Building Management System

Table of Contents Part 1 – General 1.A Related Documents 1.B Definitions 1.C BMS System Description 1.D Quality Assurance 1.E References 1.F Work By Others 1.G Submittals 1.H Record Documentation 1.I Warranty

Part 2 – Products 2.A General Description 2.B BMS System Architecture 2.C User Interface

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2.D Network Automation Engines 2.E Network Integration Engines 2.F Network Control Engines 2.H DDC System Controllers 2.I Field Devices 2.J System Tools 2.K Computing Hardware and Software 2.L Miscellaneous Devices

Part 3 – Execution 3.A BMS Specifics 3.B Installation Practices 3.C Training 3.D Commissioning Requirements 3.E Performance Verification

Part 1 – General

1.A. Related Documents

1. All work of this Division shall be coordinated and provided by the single Building

Management System (BMS) Contractor.

2. The work of this Division shall be scheduled, coordinated, and interfaced with the associated work of other trades. Reference the applicable sections for details.

3. The work of this Division shall be as required by the Specifications, Point Schedules and

Drawings.

4. If the BMS Contractor believes there are conflicts or missing information in the project documents, the Contractor shall promptly request clarification and instruction from the design team.

1.B .Definitions

1. Analog: A continuously variable system or value not having discrete levels. Typically exists within a defined range of limiting values.

2. Binary: A two-state system where an “ON” condition is represented by one discrete signal level and an “OFF” condition is represented by a second discrete signal level.

3. Building Management System (BMS): The total integrated system of fully operational and functional elements, including equipment, software, programming, and associated materials, to be provided by this Division BMS Contractor and to be interfaced to the associated work of other related trades.

5. BMS Contractor: The single Contractor to provide the work of this Division. This Contractor shall be the primary manufacturer, installer, commissioner and ongoing service provider for the BMS work.

6. Control Sequence: A BMS pre-programmed arrangement of software algorithms, logical computation, target values and limits as required to attain the defined operational control objectives.

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7. Direct Digital Control: The digital algorithms and pre-defined arrangements included in the BMS software to provide direct closed-loop control for the designated equipment and controlled variables. Inclusive of Proportional, Derivative and Integral control algorithms together with target values, limits, logical functions, arithmetic functions, constant values, timing considerations and the like.

8. BMS Network: The total digital on-line real-time interconnected configuration of BMS digital processing units, workstations, panels, sub-panels, controllers, devices and associated elements individually known as network nodes. May exist as one or more fully interfaced and integrated sub-networks, LAN, WAN or the like.

9. Node: A digitally programmable entity existing on the BMS network.

10. BMS Integration: The complete functional and operational interconnection and interfacing of all BMS work elements and nodes in compliance with all applicable codes, standards and ordinances to provide a single coherent BMS as required by this Division.

11. Provide: The term “Provide” and its derivatives when used in this Division shall mean to furnish, install in place, connect, calibrate, test, commission, warrant, document and supply the associated required services ready for operation.

12. PC: Personal Computer from a recognized major manufacturer or a virtual equivalent provided by, or with the consent of the owner.

13. Furnish: The term “Furnish” and its derivatives when used in this Division shall mean supply at the BMS Contractor’s expense to the designated third party trade contractor for installation. BMS Contractor shall connect furnished items to the BMS, calibrate, test, commission, warrant and document.

14. Wiring: The term “Wiring” and its derivatives when used in this Division shall mean provide the BMS wiring and terminations.

15. Install: The term “Install” and its derivatives when used in this Division shall mean receive at the jobsite and mount.

16. Protocol: The term “protocol” and its derivatives when used in this Division shall mean a defined set of rules and standards governing the on-line exchange of data between BMS network nodes.

17. Software: The term “software” and its derivatives when used in this Division shall mean all of programmed digital processor software, preprogrammed firmware and project specific digital process programming and database entries and definitions as generally understood in the BMS industry for real-time, on-line, integrated BMS configurations.

18. The use of words in the singular in these Division documents shall not be considered as limiting when other indications in these documents denote that more than one such item is being referenced.

19. Headings, paragraph numbers, titles, shading, bolding, underscores, clouds and other symbolic interpretation aids included in the Division documents are for general information only and are to assist in the reading and interpretation of these Documents.

20. The following abbreviations and acronyms may be used in describing the work of this Division:

AHJ - Authority Having Jurisdiction

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AI - Analog Input AO - Analog Output AWG - American Wire Gauge BTL - BACnet Testing Laboratories CPU - Central Processing Unit DDC - Direct Digital Control DI - Digital Input DO - Digital Output EEPROM - Electronically Erasable Programmable Read Only Memory EMI - Electromagnetic Interference HD - High Definition HOA - Hand-Off-Auto I/O - Input/Output IT - Information Technology LAN - Local Area Network LCD - Liquid Crystal Display LED - Light Emitting Diode MCC - Motor Control Center NC - Normally Closed NO - Normally Open OAT - Outdoor Air Temperature OEM - Original Equipment Manufacturer (Private label) OWS - Operator Workstation PC - Personal Computer ppm - parts per million RAM - Random Access Memory RF - Radio Frequency RFI - Radio Frequency Interference RH - Relative Humidity ROM - Read Only Memory RTD - Resistance Temperature Device TCP/IP - Transmission Control Protocol/Internet Protocol UPS - Uninterruptible Power Supply VAC - Volts, Alternating Current VAV - Variable Air Volume VDC - Volts, Direct Current VSD - Variable Speed Drive WAN - Wide Area Network

1.C. BMS Description

1. The Building Management System (BMS) shall be a complete system designed for use with the enterprise IT systems. This functionality shall extend into the equipment rooms. Devices residing on the automation network located in equipment rooms and similar shall be fully IT compatible devices that mount and communicate directly on the IT infrastructure in the facility. Contractor shall be responsible for coordination with the

Revision: August 2017 Page 18 of 55 owner’s IT staff to ensure that the BMS will perform in the owner’s environment without disruption to any of the other activities taking place on that LAN.

2. Any and all components of the BMS that are connected via field bus or IP network, including the network controllers, field controllers, application specific controllers, server and user interface software, system and controller programming tools and software applications shall be designed, engineered, and tested to work together as a complete building management system, and shall be manufactured by the same BMS manufacturer. Systems that use or require network controllers, field controllers, application specific controllers, server and user interface software, programming tools and software from more than one BMS manufacturer shall not be accepted.

3. All points of user interface shall be on standard computing devices that do not require the purchase of any special software from the BMS manufacturer for use as a building operations terminal. The primary point of interface on these devices will be a standard Web Browser.

4. The work of the single BMS Contractor shall be as defined individually and collectively in all Sections of this Division specification together with the associated Point Sheets and Drawings and the associated interfacing work as referenced in the related documents.

5. The BMS work shall consist of the provision of all labor, materials, tools, equipment, software, software licenses, software configurations and database entries, interfaces, wiring, tubing, installation, labeling, engineering, calibration, documentation, samples, submittals, testing, commissioning, training services, permits and licenses, transportation, shipping, handling, administration, supervision, management, insurance, temporary protection, cleaning, cutting and patching, warranties, services, and items, even though these may not be specifically mentioned in these Division documents which are required for the complete, fully functional and commissioned BMS.

6. Provide a complete, neat and workmanlike installation. Use only manufacturer employees who are skilled, experienced, trained, and familiar with the specific equipment, software, standards and configurations to be provided for this Project.

7. Manage and coordinate the BMS work in a timely manner in consideration of the Project schedules. Coordinate with the associated work of other trades so as not to impede or delay the work of associated trades.

8. The BMS as provided shall incorporate, at minimum, the following integrated features, functions and services:

a. Operator information, alarm management and control functions.

b. Information management including monitoring, transmission, archiving, retrieval, and reporting functions.

c. Diagnostic monitoring and reporting of BMS functions.

d. Energy management

e. Standard applications for terminal HVAC systems.

f. Enterprise-wide information and control access.

g. Offsite monitoring and management access.

h. Indoor Air Quality monitoring and control

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1.D. Quality Assurance

1. General

a. The Building Management System Contractor shall be the primary manufacturer-owned branch office that is regularly engaged in the engineering, programming, installation and service of total integrated Building Management Systems.

b. The BMS Contractor shall be a recognized national manufacturer, installer and service provider of BMS.

c. The Building Management System (BMS) installer shall be a BMS manufacturer-owned branch office, or an independent controls contractor who is factory trained and authorized by the BMS manufacturer to sell, service and support the Building Management System specified herein.

d. The BMS Contractor shall have a branch facility within a 100-mile radius of the job site supplying complete maintenance and support services on a 24 hour, 7-day-a-week basis. The BMS Contractor shall have, at this facility, a trained, directly employed and full time technical staff, spare parts inventory, and all necessary test and diagnostic equipment.

i. As evidence and assurance of the contractor’s ability to support the Owner's system with service and parts, the contractor must have been in the BMS business for at least the last ten (10) years and have successfully completed total projects of at least 10 times the value of this contract in each of the preceding five years.

j. The Building Management System architecture shall consist of the products of a manufacturer regularly engaged in the production of Building Management Systems, and shall be the manufacturer’s latest standard of design at the time of bid.

2. Quality Management Program

a. Designate a competent and experienced employee to provide BMS Project

Management. The designated Project Manager shall be empowered to make technical, scheduling and related decisions on behalf of the BMS Contractor. At minimum, the Project Manager shall:

• Manage the scheduling of the work to ensure that adequate materials, labor and other resources are available as needed.

• Manage the financial aspects of the BMS Contract.

• Coordinate as necessary with other trades.

• Be responsible for the work and actions of the BMS workforce on site.

1.E. References

1. All work shall conform to the following Codes and Standards, as applicable:

a. National Fire Protection Association (NFPA) Standards.

b. National Electric Code (NEC) and applicable local Electric Code.

c. Underwriters Laboratories (UL) listing and labels.

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d. UL 864 UUKL Smoke Control

e. UL 268 Smoke Detectors.

f. UL 916 Energy Management

g. NFPA 70 - National Electrical Code.

h. NFPA 90A - Standard For The Installation Of Air Conditioning And Ventilating

Systems.

i. NFPA 92A and 92B Smoke Purge/Control Equipment.

j. Factory Mutual (FM).

k. American National Standards Institute (ANSI).

l. National Electric Manufacturer’s Association (NEMA).

m. American Society of Mechanical Engineers (ASME).

n. American Society of Heating, Refrigerating and Air Conditioning Engineers (ASHRAE)

o. Air Movement and Control Association (AMCA).

p. Institute of Electrical and Electronic Engineers (IEEE).

q. American Standard Code for Information Interchange (ASCII).

r. Electronics Industries Association (EIA).

s. Occupational Safety and Health Administration (OSHA).

t. American Society for Testing and Materials (ASTM).

u. Federal Communications Commission (FCC) including Part 15, Radio Frequency

Devices.

v. Americans Disability Act (ADA)

w. ANSI/EIA 909.1-A-1999 (LonWorks)

x. ANSI/ASHRAE Standard 195 (BACnet)

2. In the case of conflicts or discrepancies, the more stringent regulation shall apply.

3. All work shall meet the approval of the Authorities

a. Having Jurisdiction at the project site.

1.G. Submittals

1. Shop Drawings, Product Data, and Samples

a. The BMS contractor shall submit a list of all shop drawings with submittals dates within 30 days of contract award.

b. Submittals shall be in defined packages. Each package shall be complete, shall only reference itself, and previously submitted packages. The packages shall be as approved by the Architect and Engineer for Contract compliance.

c. Allow 15 working days for the review of each package by the Architect and Engineer in the scheduling of the total BMS work.

d. Prepare an index of all submittals and shop drawings for the installation. Index shall include a shop drawing identification number, Contract Documents reference and item description.

e. The BMS Contractor shall correct any errors or omissions noted in the first review.

f. At a minimum, submit the following:

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• BMS network architecture diagrams including all nodes and interconnections.

• Systems schematics, sequences, and flow diagrams.

• Points schedule for each point in the BMS, including: Point Type, Object

Name, Expanded ID, Display Units, Controller type, and Address.

• Samples of Graphic Display screen types and associated menus.

• Detailed Bill of Material list for each system or application, identifying quantities, part numbers, descriptions, and optional features.

• Room Schedule including a separate line for each VAV box and/or terminal unit indicating location and address

• Control Valve Schedules including a separate line for each valve provided under this section and a column for each of the valve attributes: Code Number, Configuration, Fail Position, Pipe Size, Valve Size, Body Configuration, Close off Pressure, Capacity, Valve CV, Design Pressure, and Actuator Type.

• Details of all BMS interfaces and connections to the work of other trades.

• Product data sheets or marked catalog pages including part number, photo and description for all products including software.

1.H. Record Documentation

1. Operation and Maintenance Manuals

a. Three (3) copies of the Operation and Maintenance Manuals shall be provided to the Owner's Representative upon completion of the project. The entire Operation and Maintenance Manual shall be furnished on Compact Disc media or USB Flash Drive, and include the following for the BMS provided:

• Table of contents.

• As-built system record drawings. Computer Aided Drawings (CAD) record drawings shall represent the as-built condition of the system and incorporate all information supplied with the approved submittal.

• Manufacturer’s product data sheets or catalog pages for all products including software.

• System Operator’s manuals.

• Archive copy of all site-specific databases and sequences.

• BMS network diagrams.

• Interfaces to all third-party products and work by other trades.

2. On-Line documentation: After completion of all tests and adjustments the contractor shall provide a copy of all as-built information and product data to be down loaded on a customer designated computer workstation or server.

1.I. Warranty

1. Standard…