Siemens Simatic S7-1500/ET 200MP Manuel - Page 41
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Representation of analog values
C.3 Measured values for wire break diagnostic
C.3
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- 6
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
40
Measured values
Explanation
32767
7FFF
"Wire break" or "Open circuit" diagnostic
H
alarm
-32768
8000
•
H
•
-32768
8000
Measured value after leaving the undershoot
H
range
Analog input module AI 16xU BA (6ES7531-7LH00-0AB0)
Measured value after leaving the under-
shoot range
Diagnostic alarm "Low limit violated"
Equipment Manual, 09/2020, A5E47052556-AA