Endress+Hauser Cerabar M PMC51 Brief Operating Instructions page 22

Operation
–
1 Main line
2 Value
3 Symbol
4 Unit
5 Bar graph
6 Information line
7 Operating keys
The following table illustrates the symbols that can appear on the local display. Four symbols
may appear at the same time.
Symbol Meaning
Lock symbol
The operation of the device is locked. Unlock the device, →  25.
A0018154
Communication symbol
Data transfer via communication
A0018155
Error message "Out of specification"
The device is being operated outside its technical specifications (e.g. during startup or cleaning).
A0013958
Error message "Service mode"
The device is in the Service mode (e.g. during a simulation).
A0013959
Error message "Maintenance required"
Maintenance is required. The measured value remains valid.
A0013957
Error message "Failure detected"
An operating error has occurred. The measured value is no longer valid.
A0013956
22
+
E
7
1
6
5
Cerabar M PMC51, PMP51, PMP55
2
F
3
4
Endress+Hauser
A0030013