BAS-SVX48H-EN
13
Typical Applications and Terminations
The following tables provide information about supported applications and termination wiring.
Table 4. UC400 Controller Typical Applications
Application
Electric Heat
Auto Minimum
Damper Adjust Economizing
2-Pipe Cooling Only
X X X
2-Pipe Changeover
X X X
2-Pipe Heating Only
X X
2-Pipe Steam Only
X X
2-Pipe Face and Bypass Heat Only (Hot Water or Steam)
(a)
X X
4-Pipe
X X
4-Pipe Changeover
X X
4-Pipe Face and Bypass Changeover
X X
4-Pipe Face and Bypass (Hot Water/Chilled Water)
X X
Electric Heat Only
(a)
X X
4-Pipe Steam/chilled Water
X X
DX Cooling
X X X
DX Cooling with 2-Pipe Heating
X X
DX cCooling with 2-Pipe Steam Heat
X X X
DX Heat Pump Only
X X
(a)
Tracer UC400 supports single-stage, two-stage, and modulating electric heat.
Table 5. Factory Programmed Terminations
Inputs/Outputs/Communication
Terminations
Factory Programmed Assumed Terminations
Analog Inputs
AI1
Space Temperature Local/Return Air Temperature Sensor
AI2
Space Temperature Setpoint Local
AI3 Local Fan Switch
AI4
Discharge Air Temperature Sensor
AI5
Entering Water Temperature Sensor
Universal Inputs
UI1
Relative Humidity Sensor or CO
2
Sensor
UI2
Outside Air Temperature Sensor
Binary Inputs
BI1
Occupancy Sensor
BI2 Condensate Overflow Sensor
BI3 Low Limit Protection Sensor
Binary Outputs (Relay)
BO1
Fan High
BO2
Fan Medium/Exhaust Fan
BO3 Fan Low
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