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CRM₂ - Rack Controller

Multi-stage compressor rack controller utilizing Stepwise control logic to optimize performance and energy usage by intelligent compressor selection.

• All cluster I/O configurations are available with this product.
• Total number of I/O clusters dependent on application.

• Dedicated multi-compressor rack controller.

• Capable of controlling multiple suction groups for 10 or more steps of refrigeration capacity.
• Variable speed drive available on the lead compressor.
• Each compressor stage has a fault input for rapid diagnostics.
• Data-logging of all measured variables from between 5 and 60 minute intervals.
• Stepwise logic used to select compressor stages in conjunction with historic energy usage information to create optimal control.

• UL • CSA • CE