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SOM 9s
8
Messages
In the case of an error, the directional pad flashes red and a
message is indicated in the status display. A warning triangle
is additionally indicated. If more than one error or fault con-
dition has occurred, only the one with the highest priority
will be displayed as a message in the status display.
Error message
Value
Description
Solution
FS1...7
FS6, 8
-88.8
Short circuit at sensor 1...7
Check the cable
888.8
Broken cable at sensor 6, 8
EVFS
9999
Error at VFS sensor
Sensor fault. Check and, if necessary, cor-
rect the connection of the sensor plugs. If
a sensor signal does not appear, the sensor
has to be replaced
ERPS
9999
Error at RPS sensor
ELEAK
Measured minimum
pressure
Leakage error
Check the system for a leakage
EPRES
Measured maximum
pressure
Error pressure
Check the functioning of the valves and
pumps
EFLOW
Error flow rate
Threshold values for VFS 1-10: 1,0-1,1 l/min
Threshold values for VFS 2-40: 2,0-2,1 l/min
Check the pump
Check whether a flow rate exists
PARAM
Remote parametrization
Do not parametrize the controller via the
push buttons during remote parametriza-
tion
In the case of a sensor error, the system is switched off, and
a message appears on the display marked by an “E”. Addi-
tionally, a corresponding value for the error type assumed
is indicated.
After the error has been removed, the error message dis-
appears.