Refrigeration system failure on the display indicates that the set point has not been reached during
the time period set in parameter Ct.
Supply Low. The line voltage has dropped to a level that may cause damage to the compressor. The
EMS will not restart the compressor until the voltage reaches a safe level again.
Supply High. The line voltage has increased to a level that may cause damage to the compressor.
The EMS will not restart the compressor until the voltage reaches a safe level again.
A probe failure alarm indicates that the EMS has lost communication with the temperature sensor(s).
This may be caused by a loose connection at the terminal block connection or the probe itself may be
faulty.
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