JEA USER MANUAL
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11.11 REFRIGERATION FAILURE
Refrigeration Failure Mode will be initiated if any of the following events take place:
• The compressor has been running continuously for longer than Cd6
• 3 consecutive defrost cycles due to Cd5
• Condenser temperature (when condenser probe is enabled and not faulty) exceeds OH over 3 consecutive
events
• Condenser temperature (when condenser probe is enabled and not faulty) drops below SC over 3 consecutive
events
Refrigeration Failure Mode Operation:
• Compressor: OFF
• Evaporate Fan: OFF
• Lights: OFF
• Heater (if fitted) OFF
With Display
• Master Alarm Indicator: ON
• Main Display: Toggles between the regulation probe temperature and rFF
• Buttons: Disabled but menu item can still be accessed
Without Display
• Green Power Icon: ON
• Yellow Compressor Icon: Flashing (250 ms ON / 250 ms OFF)
• Red Alarm Icon: Flashing (250 ms ON / 250 ms OFF)
• Buzzer: ON (beeping 0.5 s ON / 0.5 s OFF)
Note: The alarm is reset by cooler unplugging only.
11.12 COOLER LOCKOUT
Activated when the regulation temperature is continuously above the set temperature for longer than the set
duration.
• All Relays: OFF
With Display
• Main Display: Toggles between the regulation probe temperature and Loc
Without Display
• Green Power Icon: ON
• Yellow Compressor Icon: OFF
• Red Alarm Icon: Flashing (250 ms ON / 250 ms OFF)
Note: Lockout can only be quit by manual intervention via Modbus or the GUI.
11.13 POWER CUT ALARM
When power is cut for more than the set alarm threshold (PCt), the event will be agged and saved as an alarm which can be
viewed and cleared via Modbus. Up to three alarms with time stamps and duration of the power cut can be stored by the JEA.
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