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CLIMATE MASTER CXM2 Communicating Awc Thermostat Installation Guide
iGATE 2 COMMUNICATING (AWC) THERMOSTAT – IOM
Diagnostics
Refrigerant Valve Diagnostics (applies to Trilogy units)
Hot Water Diagnostics (If Available)
Data
RV1 Status
(QE models only)
Description
Data
Unit
Description
Status of the RV1 (potable water heating)
reversing valve.
Control Voltage
V
Hot water tank’s control voltage.
Element Relay
Status
--
Status of the hot water element relays.
RV2 Status
Status of the RV2 (heat/cool) reversing valve.
Status of the heating electronic
expansion valve.
Current position of the heating electronic
Hot Water
Water Coil EEV1 Status
Temperature/
Upper Tank
Temperature
Lower Tank
Temperature
Current temperature at the upper
element of the storage tank.
F
Water Coil EEV1 Position expansion valve in steps.
(0=fully closed, 1040 = fully open)
Status of the cooling electronic
Current temperature at the lower element
of the storage tank.
F
Air Coil EEV2 Status
(QE models only)
expansion valve.
Current position of the cooling electronic
expansion valve in steps.
(0=fully closed, 1040 = fully open)
Air Coil EEV2 Position
(QE models only)
Demand Hot Water (DHW) Diagnostics (If Available)
Data
Unit
Description
Hot Water
Temperature of the potable hot water
entering the potable hot water heat
exchanger.
Entering Water
Temperature
Hot Water
F
Miscellaneous Diagnostics
Data
Unit
Description
gpm DHW flow rate.
Temperature of the potable hot water
Flow Rate
Cabinet Ambient
Temperature
Communication
Input Status2 –
DH, G, H, NSB, O,
OVR, W, Y1, Y2
Compressor
Ambient temperature in the unit’s
compressor section.
F
Hot Water
Leaving Water
Temperature
leaving the potable hot water heat
exchanger, returning to the
iGate Smart Tank.
F
Status of all communicated inputs from
networked controls.
Hot Water Pump
Feedback
Hot Water Pump
Power
Hot Water Pump
Speed
Current feedback signal from the
DHW pump.
Instantaneous power consumption of the
DHW pump.
%
W
%
Status of the compressor anti-short cycle
delay timer.
ASCD Timer
sec
V
Status2
Control Voltage
Unit’s control voltage.
Current speed of the DHW pump.
External
Lockout status of network devices.
Lockout Flag2
Current calculation of heat of extraction
(heating) or heat of rejection (cooling)
to/from the loop depending on mode of
operation.
Fault History
Heat of
Extraction/
Btuh
Fault History stores and displays the five most
recent fault or warning codes for the connected
communicating control.
Rejection1
Input Status2 –
ESD, G, H, HP, LP,
NSB, O, OVR, W,
Y1, Y2, CO
Status of all physical inputs (switches and
conventional thermostat).
Output Status –
Accessory Relay2
1, 2
Status of the configurable accessory relays.
Output Status –
Status of the Alarm relay.
AL12
Output Status –
EH1, EH2
Status of the electric heat outputs.
Output Status –
K1 (Fan, Loop
Pump)2
Status of fan enable/loop pump relay.
Output Status –
K2 (Fan Speed,
HWG Pump)2
Output Status1 –
K3, K4, K7
Status of fan speed/hot water generator
pump relay.
Status of configurable accessory relays.
1. Applies to Trilogy only.
2. Applies to Tranquility only.
Part#: 97B0132N01 | Revised: Februar y 06, 2025
PAG E : 1 7
w w w. c l i m a te m a s te r. c o m
| General | Details |
|---|---|
| Name | CLIMATE MASTER CXM2 Communicating Awc Thermostat Installation Guide |
| Make | CLIMATE MASTER |
| Language | English |
| Filetype | PDF (Download) |
| File size | 1.03 MB |

































