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General| Brand | AAON |
|---|---|
| Model | HP2C2 |
| Category | Control Unit |
| Language | English |
The Two Condenser Head Pressure II Module (ASM01891) monitors four individual head pressure transducers and controls two Condenser Fans or Water Valves.
Provides guidance on environmental requirements and important considerations for mounting and wiring the module.
Details the wiring procedures for operating the module in a stand-alone configuration.
Explains how to connect the module to E-BUS controllers like VCM-X, WSHP E-BUS, or SA E-BUS.
Details wiring for VCM-X E-BUS controller and related components, including diagrams.
Describes how to control the module using binary inputs for fan/valve operation in stand-alone mode.
Explains how to set the head pressure setpoint using OPTIONS Dip Switches for stand-alone operation.
Details how ADDRESS Dip Switch 1 configures condenser type (Air/Water Cooled) and output signal type.
Explains module inputs and operational modes (OFF, Cooling, Heating) when connected to VCM-X.
Provides a table detailing OPTIONS Dip Switch settings for head pressure setpoints for stand-alone operation.
Details ADDRESS Dip Switch 1 settings for condenser type and default setpoint selection.
Describes ADDRESS Dip Switch 2 settings for module addressing in communicating mode.
Details ADDRESS Dip Switch 3 settings for enabling/disabling Circuit B alarms.
Explains ADDRESS Dip Switch 4 settings for reversing valve control (Heat/Cool).
Troubleshoots valve and fan operation based on Aout signals and PWM signals in cooling/heating modes.
Provides a flowchart for diagnosing issues when the module operates in stand-alone mode.
Covers troubleshooting using the pressure sensor chart and explains the function of status and alarm LEDs.
Provides detailed explanations for the PWR, COMM, STAT, and ALARM LEDs and their diagnostic functions.
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