Operating Instructions
Table Of Contents
- Manual Organization
- Manual Conventions
- Manual Symbols
- Datamate Software
- Getting Help
- Where To Send Comments
- Introduction
- Basic Operation
- Application 2273: Multiple Compressor Heat Pump with Reversing Valve Control and Mixed Air Control
- Application 2274: Multiple Heating and Cooling Heat Pump with Mixed Air and Internal Reversing Valve Control
- Application 2290: Heat Pump ControlIer Multi Stage Slave Mode
- Overview
- Overview
Product Overview
Hardware Inputs
Analog
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• Fan
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Mixed air temperature sensor (optional)
Room Temperature Sensor (RTS)
Room temperature setpoint dial (optional)
Digital
Heat pump alarm (optional)
Night mode override (optional)
Wall switch (optional)
Hardware Outputs
Analog
Damper actuator (spring return) (optional)
Digital
Application
Compressor 1
2273
Compressor 2 (optional); or stage 3 electric heat (optional)
2273
Compressor 3 (optional); or stage 2 electric heat (optional)
2273
Stage 1 electric heat (optional)
2273, 2274
Reversing valve
2273
Damper actuator (floating control) (optional)
2273, 2274
2273, 2274
Stage 1 cooling compressor (optional)
2274
Stage 2 cooling compressor (optional)
2274
Stage 1 heating compressor (optional)
2274
Stage 2 heating compressor (optional)
2274
Siemens Building Technologies, Inc. 3