BAS-SVX065E-EN
13
Table 5. Factory programmed terminations for Trane GE units (continued)
Inputs/Outputs/Communication
UC400/
UC400–
BController
Terminations
Factory Programmed Assumed Terminations
Binary Outputs (TRIAC)
BO4
Compressor 1 Command
BO5
Compressor 2 Command
BO6
Hot Gas Reheat/Electric Heat
(a)
BO7
Reversing Valve
BO8
Isolation Valve/External Pump
BO9
Outdoor Air Damper
Analog Outputs/Binary Inputs
AO1/BI4
BI- Frost Detect (Coil Ice Protection)
AO2/BI5
BI- Fan Status
Pressure Inputs
PI1
Condensate Overflow
PI2
Unused
Service Button
Test Mode Input
(a)
When Hot Gas Reheat and Electric Heat are present on the same WSHP, Electric Heat will be moved to BO1 on XM32.
The following table lists single compressor control with variable speed fan based on Trane EX/
DX units.
Table 6. Factory programmed terminations for single compressor control for Trane EX/DX units
Inputs/Outputs/Communication
UC400
Controller
Terminations
Factory Programmed Assumed Terminations
Analog Inputs
AI1
Space Temperature Local
AI2
Space Temperature Setpoint Local
AI3
Local Fan Mode Switch
AI4
Discharge Air Temperature Sensor
AI5
Entering Water Temperature Sensor
Universal Inputs
UI1
Relative Humidity Sensor or CO
2
Sensor
UI2
Leaving Water Temperature
Binary Inputs
BI1
Occupancy Input
BI2
Compressor Protection Status (Monitors High/Low Pressure Cutout
and Freeze Protection)
BI3
Frost Detection
Binary Outputs (Relay)
BO1
Fan Enable
BO2
Water Economizer
BO3
No Connection