LED SF (red) Meaning Measure
off
No error –
lights
Voltage of the load voltage supply
U
VAL
is outside the tolerance range.
Rectify short circuit/overload.
Access to WebConfig interface is not
possible or only conditionally.
Read and remedy error via PLC, CPX-
FMT or FFT.
Switch on operating supply voltage
U
EL/SEN
off and back on.
Tab. 105: LED display SF (System Failure)
LED TP (green) Meaning Measure
lights
Network connection is OK (link) –
flashes
Data traffic (Traffic) The flashing fre-
quency depends on the traffic.
–
off
No network connection / network
cable is not connected.
If access to the WebConfig interface
is required:
Check network connection
Tab. 106: LED display TP (Ethernet Link/Traffic)
3.8.1.2 Valve
LED valve (blue/red) Meaning Measure
red light
Valve faults Check error log
è
3.8.3 Diagnostics
channel in transfer mode.
Load voltage supply U
VAL
is not
applied.
Check connection of the power
supply U
VAL
.
blue
light
Error-free operation –
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