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Lists model designators for McQuay International Chiller units and their descriptions.
Details data points accessible via unit keypad/display or Modbus serial network.
Explains Modbus protocol, transmission modes, and its use in industrial control networks.
Details valid Modbus function codes and the addressing scheme used by the controller.
Describes how data points are represented and accessed via Modbus registers.
Highlights key data points for typical workstation displays in minimum integration.
Explains the zero-based addressing for Modbus registers used by the controller.
Categorizes alarms into Faults, Problems, and Warnings by severity level.
Explains methods for monitoring and handling alarms, including digital output and alarm classes.
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General