Measured Values For Wire Break Diagnostic - Siemens SIMATIC S7-1500 Manual

Representation of analog values
C.4 Measured values for wire break diagnostic
C.4

Measured values for wire break diagnostic

Measured values on diagnostic event "wire break", dependent on diagnostics enables
Error events initiate a diagnostics entry and trigger a diagnostics interrupt if configured
accordingly.
Table C- 8 Measured values for wire break diagnostic
Format Parameter assignment
S7
"Wire break" diagnostics enabled
•
"Overflow/Underflow" diagnostics
•
enabled or disabled
("Wire break" diagnostics takes priority
over "Overflow/Underflow" diagnostics)
"Wire break" diagnostics disabled
•
"Overflow/Underflow" diagnostics
•
enabled
"Wire break" diagnostics disabled
•
"Overflow/Underflow" diagnostics
•
disabled
48
Measured values Explanation
32767 7FFF "Wire break" or "Open circuit" diagnostic
H
alarm
-32767 8000
•
H
•
-32767 8000 Measured value after leaving the undershoot
H
range
Analog Input Module AI 8xU/I HS (6ES7531-7NF10-0AB0)
Measured value after leaving the under-
shoot range
Diagnostic alarm "Low limit violated"
Manual, 07/2014, A5E03484886-AC