Manual

IGBT TRIP ALARM
Electronics overload
• Check possible causes for overload.
ALARM MESSAGE
ALARM DESCRIPTION
POSSIBLE SOLUTION
MAX. VALUE ALARM
Measured value has
reached the maximum
value accepted by the
system.
•
Check possible causes of reaching max
value
• Check the max alarm value setting.
MIN. VALUE ALARM
Measured value has
reached the lowest
value accepted by the
system.
• Check possible causes reaching min value
(i.e. broken pipe, open pressure relief
valve, etc.)
•
Check the min alarm value setting.
NO
COMMUNICATION
Communication
between the CM MP
and the pump has been
interrupted.
•
Check the wiring connections.
KEYBOARD FAULT
A Button on the
keyboard has been
pressed for more than
150 seconds
• Make sure buttons are not depressed
• Call service assistance
ACTIVE DIG.IN.X
Digital input X opened /
closed
• Check the input digital configuration
(Installer parameters menu)
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