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MicroMetl ECD-SRTCA-D2, Инструкция по установке

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2

Since 1965

MicroMetl

Table 1 - Carrier Usage Chart

Table 2 - Bryant Usage Chart

Table 3 - ICP Usage Chart

Table 4 - Package Contents

ECONOMIZER 

PART NUMBER

QTY

CONTENTS

ECD-SRT12CA-D2*H,

ECD-SRT34CA-D2*H

1

Economizer Damper  Assembly with 

Actuator and Outside Air Sensor

1

Jade 9901-2020 (HW: W7220) Controller 

with Attached Harness*

1

9901-2021 (HW: C7250) Mixed Air Temp 

Sensor*

1

9962-0407-SAOEXT 4-Wire Harness*

1

Hood Assembly with Top and 2 Sides

1

Hood Divider

1

Aluminum Filter

1

Hardware Bag*

ECD-SRT05CA-D2*H

1

Economizer Damper  Assembly with 

Actuator and Outside Air Sensor

1

Jade 9901-2020 (HW: W7220) Controller 

with Attached Harness*

1

9901-2021 (HW: C7250) Mixed Air Temp 

Sensor*

1

9962-0407-SAOEXT 4-Wire Harness*

1

Hood Assembly with Top and 2 Sides

1

Hood Divider

1

Hood Filter Divider

2

Aluminum Filter

1

Hardware Bag*

CARRIER MODEL NUMBER

ECONOMIZER

PART NUMBER

Small Cabinet

48/50HC, LC 04-06

48/50TC 04-07

50TCQ 04-07

50HCQ 04-06

50KCQ04-06

48/50KC 04-06

Dry Bulb OA Sensor = 

ECD-SRT12CA-D2DH

Enthalpy OA Sensor =

ECD-SRT12CA-D2EH

Large Cabinet

48/050HC 07-12

48/50LC 07

48/50TC 08-14

50TCQ 08-12

50HCQ 07-09

Dry Bulb OA Sensor = 

ECD-SRT34CA-D2DH

Enthalpy OA Sensor =

ECD-SRT34CA-D2EH

Extra Large Cabinet

48/50HC 14

48/50LC 08-12

48/50TC 16

50TCQ 14

50HCQ 12

Dry Bulb OA Sensor = 

ECD-SRT05CA-D2DH

Enthalpy OA Sensor =

ECD-SRT05CA-D2EH

BRYANT MODEL NUMBER

ECONOMIZER

PART NUMBER

Small Cabinet

581J/551J 04-06

549J/547J/559J/582J 04-06

548J/580J/558J 04-07

Dry Bulb OA Sensor = 

ECD-SRT12CA-D2DH

Enthalpy OA Sensor =

ECD-SRT12CA-D2EH

Large Cabinet

581J/551J 07-12

580J/558J 08-14

548J 08-12

549J 07-09

Dry Bulb OA Sensor = 

ECD-SRT34CA-D2DH

Enthalpy OA Sensor =

ECD-SRT34CA-D2EH

Extra Large Cabinet

581J/551J 14

580J/558J 16

548J 14

549J 12

Dry Bulb OA Sensor = 

ECD-SRT05CA-D2DH

Enthalpy OA Sensor =

ECD-SRT05CA-D2EH

ICP MODEL NUMBER

ECONOMIZER

PART NUMBER

Small Cabinet

RGH/RAH 036-060

RGS/RAS 036-072

RHS 036-072

RHX/RHH 036-060

RGX/RAX 036-060

Dry Bulb OA Sensor = 

ECD-SRT12CA-D2DH

Enthalpy OA Sensor =

ECD-SRT12CA-D2EH

Large Cabinet

RGH/RAH 072-120

RAS/RGS 090-150

RHH 072-102

RHS 090-120

Dry Bulb OA Sensor = 

ECD-SRT34CA-D2DH

Enthalpy OA Sensor =

ECD-SRT34CA-D2EH

Extra Large Cabinet

RGH/RAH 150

RAS/RGS 180

RHS 150

RHH 120

Dry Bulb OA Sensor = 

ECD-SRT05CA-D2DH

Enthalpy OA Sensor =

ECD-SRT05CA-D2EH

Table 5 - Economizer Sensor Usage

APPLICATION

ECONOMIZER WITH OUTDOOR AIR SENSOR

Accessories Required

Outdoor Air

Dry Bulb

The 9901-2021 (C7250) outdoor air dry bulb sensor is 

factory installed on "D2DH" economizer.

Single

Enthalpy

The 9901-2022 (C7400S) outdoor air enthalpy sensor is 

factory installed on "D2EH" economizers

Mixed Air

Sensor

9901-2021 (C7250) provided with economizer and field 

installed in blower compartment.

Differential

Dry Bulb or

Enthalpy

9901-2022-DIFF JC2*

* Includes 9901-2022 sensor and wiring harness.

* Shipped in hardware kit for field installation

HW = Honeywell

    On some models the 9962-0407-SAOEXT harness is built in to the 

standard harness attached to the controller.

1

1

1

Содержание ECD-SRTCA-D2

Страница 1: ...Foremost HVAC Accessory Manufacturer Economizer ECD SRTCA D2 Install Guide...

Страница 2: ...Table of Contents Topic Page Number General 1 Topic Page Number General Install Instructions 1...

Страница 3: ...ating the compressors when the outdoor air is too humid integrating the compressor with outdoor air when free cooling is available and locking out the compressor when outdoor air temperature is too co...

Страница 4: ...581J 551J 04 06 549J 547J 559J 582J 04 06 548J 580J 558J 04 07 Dry Bulb OA Sensor ECD SRT12CA D2DH Enthalpy OA Sensor ECD SRT12CA D2EH Large Cabinet 581J 551J 07 12 580J 558J 08 14 548J 08 12 549J 07...

Страница 5: ...California Energy Commission Title 24 prescriptive section 140 4 damper leakage etc and mandatory section 120 2 i for Fault Detection and Diagnostic controls Economizers meet ASHRAE 90 1 damper leaka...

Страница 6: ...t wiring harness See Figure 5 Note the 12 pin jumper plug should be saved for future use in the event that the economizer is ever removed The jumper plug is not needed as long as the economizer is ins...

Страница 7: ...ect 10 Pin Jade Plug to Central Terminal Board Figure 11 Connect Red and Brown Wires to Central Terminal Board Step 14 Connect the White wire from the Jade controller harness to the W1 terminal on the...

Страница 8: ...he divider between the control box and the indoor blower section See Figure 14 Important See note below Figure 14 Route 9962 0407 SAOEXT Harness to Indoor Blower Section See note below Some control bo...

Страница 9: ...rness See note For 48 50LC 07 12 Instructions see pages 10 12 Figure 17 Economizer Hood Assembly ECONOMIZER P N A B C D SHIP WT ECD SRT12CA D2 H 30 37 17 43 19 05 29 5 55 lb ECD SRT34CA D2 H 40 37 22...

Страница 10: ...unit control box panel See Figure 6 Economizer performance charts are below See base unit installation manual to make adjustments to meet building ventilation requirements Economizer Hood Filter Door...

Страница 11: ...W7220 JADE Controller Field Mounted in Unit Control Box MAT MAT OAT OAT ACT 24V ACT COM S BUS S BUS EXH1 IAQ COM ACT 2 10 AUX1 OUT IAQ 2 10 E GRD AUX2 IN Y1 IN Y1 OUT Y2 OUT Y2 IN OCC C R 10 Pin Femal...

Страница 12: ...0LC 07 12 units only Figure 24 Remove Complete Harness Factory Attached to W7220 Controller Figure 24A 9962 0407 SAOEXT Not Used on 48 50LC 07 12 Units Note The complete 4 wire 9962 0407 SAOEXT harnes...

Страница 13: ...indoor blower Confirm that the screws do not interfere with blower rotation See Figure 15 IMPORTANT The brown and orange wires in the indoor blower section for the mixed air sensor have spade terminal...

Страница 14: ...trol box of 48 50LC 07 12 units and must be field connected to the W7220 controller provided with the economizer 2 Harness attached to the W7220 controller from the Carrier factory is removed and not...

Страница 15: ...2 sensor for outside air sensor the dipswitches on the sensor must be set to OFF OFF OFF See Table 8 The 2 gray wires with a plug from the economizer harness in the return chamber plug directly into t...

Страница 16: ...ness Provided in 9901 2022 DIFF JC2 Kit DEVICE TYPE CLIMATE ZONES REQUIRED HIGH LIMIT ECONOMIZER OFF WHEN DESCRIPTION FIXED DRY BULB 1 3 5 11 16 OAT exceeds 75 F 2 4 10 OAT exceeds 73 F 6 8 9 OAT exce...

Страница 17: ...90 1 require that the economizer s faults be accessible by operating or service personal or annunciated locally on zone thermostat To setup remote monitoring on the controller under SYSTEM SETUP AUX1...

Страница 18: ...nical units is the Honeywell W7220 which is to be located in the RTU base unit s Control Box See Fig 35 for button description of the W7220 controller The W7220 controller provide the following 2 line...

Страница 19: ...UT MIN POS The minimum position allows for ventilation even when not in the free cooling mode If you have a single speed unit there will be only one minimum position setting The default is 2 8 volts b...

Страница 20: ...sensor is connected and displays measured discharge temperature Displays if sensor sends invalid value if not connected short or out of range OA TEMP nn F or C 40 to 140 F 40 to 60 C OUTSIDE AIR TEMP...

Страница 21: ...ected Setpoint for Demand Control Ventilation of space Above the setpoint the OA dampers will modulate open to bring in additional OA to maintain a space ppm level below the setpoint MIN POS 2 8 V 2 t...

Страница 22: ...3000 ppm Increment by 50 CO2 ppm span to match CO2 sensor STG3 DLY 2 0h 0 min 5 min 15 min then 15 min intervals Up to 4 h or OFF COOLING STAGE 3 DELAY Delay after stage 2 for cool has been active Tu...

Страница 23: ...0 terminal provides 24 Vac out ACT UNDER V n a n a ACTUATOR VOLTAGE LOW Voltage received at actuator is below expected range ACT OVER V n a n a ACTUATOR VOLTAGE HIGH Voltage received at actuator is ab...

Страница 24: ...c Air Quality Sensor Input e g CO2 sensor IAQ COM COM Air Quality Sensor Common IAQ 24V 24 Vac Air Quality Sensor 24 Vac Source ACT 2 10 2 10 Vdc Damper Actuator Output 2 10 Vdc ACT COM COM Damper Act...

Страница 25: ...command dry bulb outdoor enthalpy differential dry bulb or differential enthalpy a call for cooling Y1 closes at the thermostat will cause the economizer control to modulate the dampers open and close...

Страница 26: ...to the factory defaults Will I be able to see the LCD screen when it is in the unit The LCD screen has a backlight that is always illuminated What is a good setpoint for the Mixed Air Tempera ture MA...

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