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12

C11549

Fig. 7 -- Typical Economizer X Wiring Diagram

Copyright 2012 Carrier Corp.

D

7310 W. Morris St.

D

Indianapolis, IN 46231

Printed in U.S.A.

Edition Date: 02/12

Manufacturer reserves the right to change, at any time, specifications and designs without notice and without obligations.

Catalog No: LLECON---01SI

Replaces: New

LLECO

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--

01

S

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Summary of Contents for EconoMiser X

Page 1: ...1 Clearing Alarms 11 SAFETY CONSIDERATIONS Improper installation adjustment alteration service maintenance or use can cause explosion fire electrical shock or other conditions which may cause personal...

Page 2: ...Nomenclature In addition to criteria in Table 1 all units equipped with a factory installed EconoMi er X display a 6 in the 14th position of the model number indicating the low leak economizer control...

Page 3: ...ge parameter and configuration settings Using the Keypad with Menus To use the keypad when working with menus S Press the Up arrow button to move to the previous menu S Press the Down arrow button to...

Page 4: ...Displays if not connected short or out of range DA TEMP _ _ __F 0 to 140_F Displays when Discharge Air sensor is connected and displays measured discharge temperature Displays _ _ __F if sensor sends...

Page 5: ...t if DCV is used This is the ventilation for less than maximum occupancy of the space In AUTO mode dampers controlled by CFM VENTMIN L 3 7 V VENTMIN H 2 8 V ERV OAT SP 32_F 0 to 50_F increment by 1 On...

Page 6: ...libration temperature sensor RA H CAL 0 RH 10 RH Allows for the operator to adjust for an out of calibration humidity sensor DA T CAL 0 0_F 2 5_F Allows for the operator to adjust for an out of calibr...

Page 7: ...abel Type Description Top Left Terminal Block MAT MAT 20k NTC and COM Mixed Air Temperature Sensor polarity insensitive connection OAT OAT 20k NTC and COM Outdoor Air Temperature Sensor polarity insen...

Page 8: ...he W7220 calculates the enthalpy and dew point using the OA temperature and humidity input from the OA sensor When the OA temperature OA humidity and OA dew point are all below the selected boundary t...

Page 9: ...Hood Factory Option The outside air hood for factory option economizer is shipped in knock down form and requires field assembly See the base unit Installation Instructions for details on assembling a...

Page 10: ...outside air temperature When space temperature demand is satisfied thermostat Y1 opens the dampers will return to Minimum Damper position if indoor fan is running or fully closed if fan is off If acc...

Page 11: ...d start over Under the SYSTEM SETUP menu you can change the setpoints 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...

Page 12: ...012 Carrier Corp D 7310 W Morris St D Indianapolis IN 46231 Printed in U S A Edition Date 02 12 Manufacturer reserves the right to change at any time specifications and designs without notice and with...

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