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®
Series - Installation, Operation and Maintenance | 57
ComPak
®
Series IOM
I/O Configuration
Digital Inputs
This menu contains a screen for each digital input. Each screen contains the following parameters:
• Status of the data point linked to the input. This read-only value is shown as Active or Inactive.
• Status of the raw digital input. This read-only value is shown as Active or Inactive.
• Input type. This configurable value can be set to active on Open or Close.
The following parameter list shows the available digital input screens and the default value of the
Input Type for each.
• Defrost Switch – Active on Open
• Cpr High Temp – Active on Open
• Water Flow – Active on Close
• Fire Trip – Active on Close
• AC Proof – Active on Open
• Cpr High Prs – Active on Open
• Fan Overload – Active on Open
• Low Pressure – Active on Open
• Purge Input – Active on Close
Digital Outputs
This menu contains a screen for each digital output. Each screen contains the following parameters:
• Current output status – This read-only parameter is shown as On or Off.
• Requested output status – This read-only parameter is shown as On or Off.
• Override – This configurable parameter can have three different states:
• Auto – Default value for normal operation.
• Off – Force the digital output to the off state.
• On – Force the digital output to the on state.
The following digital output screens are available:
• Supply Fan
• Compressor
• Bypass Solenoid
• Water Heating Solenoid
• Reheat Solenoid
• AC Solenoid
• Aux Water Heat
• Alarm Output
• ACC Run Signal
• Economizer
• Aux Air Heat Stage 1
• Aux Air Heat Stage 2
Analog Inputs
This menu contains a screen for each analog input. Each screen contains the following parameters:
• Current read-only value from the input.
• Fail – This read-only parameter indicates a failed sensor as Y or N. Y means the value read from the sensor is
too far outside of the expected range. Where applicable, the value shown in parenthesis indicates whether or
not the control logic should react to a failed sensor.
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