Siemens SITRANS Series Operating Instructions Manual page 189

ID Symbols Message
St Safety validation mode
SU Safety critical device error
The following symbols are also used on the display and in SIMATIC PDM.
Display SIMATIC PDM/
PLC
Symbol Symbol
-
-
-
EDIT -
L
LL
LP
SIL -
Co -
SITRANS P320/P420 (mA/HART)
Operating Instructions, 06/2018, A5E44852162-AA
Cause/Remedy
Device is in safety validation mode.
Complete the functional test and confirm that it was successful in the Func‐
tional Safety wizard.
Acknowledge the error in menu "Functional Safety" and enable Functional
Safety mode.
Acknowledging safety-related errors (Page 168)
If the problem persists, contact Technical Support.
Description
Data exchanged
No data exchanged
Write protection disabled
● 'EDIT' is permanently enabled in the parameter view. You can read the parameter.
● 'EDIT' flashes in the edit view. You can change the parameter.
Device is write-protected by a jumper.
Button lock of device is enabled
Parameters and device functions are write-protected with a user PIN.
Functional Safety is enabled
The output current is constant (e.g. for loop test).
Diagnostics and troubleshooting
12.2 Diagnostic messages
189