ESIE98–06A The Controller for the EUWA/Y15-30HC(Z) Chillers
Part 2 – Functional Description 2–39
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3.13 u Input /Output Menu
Reading the status
of inputs and
outputs
Using this menu you can read the status of the digital inputs and the status of the relay outputs.
■ Screens 1 to 4 provide status information of the digital inputs.
■ Screens 5 to 9 provide status information of the relay outputs.
Screen 1 This screen indicates whether a safety is activated:
Screen 2 This screen shows the status of the remote cool/heat and the flow switch:
Screen 3 This screen shows the status of the defrost switches:
Screen 4 This screen shows the status of the dual set point, the remote start/stop and the reverse phase
protector:
Screen 5 This screen shows the status of the compressors:
Line n° Display Description
1 DIGITAL INPUTS screen title
2-4 SAFETY 1, 2, 3 indicates whether a safety of circuit 1, 2 or 3 is activated or not
Line n° Display Description and status
1 DIGITAL INPUTS screen title
2 COOL/HEAT remote cool/heat: cooling or heating
3 FLOWSWITCH flow switch: flow or no flow
Line n° Display Description and status
1 DIGITAL INPUTS screen title
2-4 DEFROST 1, 2, 3 defrost switch of circuit 1, 2 or 3: busy or not busy
Line n° Display Description and status
1 DIGITAL INPUTS screen title
2 DUAL SETPOINT dual set point switch: setp.1 or setp.2
3 REM. START/STOP remote start/stop: start or stop
4 REV. PHASE PR. reverse phase protector: OK or not OK
Line n° Display Description and status
1 RELAY OUTPUTS screen title
2-4 COMPR. 1, 2, 3 compressor of circuit 1, 2 or 3: active or not active
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