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Analog Electronics Modules
Format of the Analog Values S7
Table 14-1
Measured Values in the Event of Wire Break Dependent on Enabled Diagnostics (Format
S7)
Modules
Parameter Assignment
•
2AI I
"Wire break" diagnostics
enabled
•
"Wire break" diagnostics
disabled *
•
"Overflow/underflow"
diagnostics enabled
•
"Wire break" diagnostics
disabled *
•
"Overflow/underflow"
diagnostics disabled
•
2AI RTD
"Wire break" diagnostics
enabled
2AI TC
•
"Wire break" diagnostics
disabled
* Measured value limits for wire break detection:
4 to 20 mA: at 3.6 mA
Format of the Analog Values S5
Table 14-2
Measured Values in the Event of Wire Break Dependent on Enabled Diagnostics (Format
S5)
Modules
Parameter Assignment
•
2AI I
"Wire break" diagnostics
enabled *
•
"Wire break" diagnostics
disabled *
•
"Overflow/underflow"
diagnostics enabled
•
"Wire break" diagnostics
disabled *
•
"Overflow/underflow"
diagnostics disabled
•
2AI RTD
"Wire break" diagnostics
enabled
2AI TC
•
"Wire break" diagnostics
disabled
* Measured value limits for wire break/underflow detection:
4 to 20 mA: at 3.6 mA
14-2
Measured Values
dec.
hex.
32767
7
FFFH
-32768
8000
H
-
-
32767
7
FFFH
-
-
Measured Values
dec.
hex.
•
4095
7
FFBH
0
12
(2
to 2
)
•
150
04
B1H
•
•
-
-
•
4095
7
FFBH
0
12
(2
to 2
)
•
-
-
Notes
•
Wire break" diagnostic
message
•
Measured value after leaving
the under-range
•
"Value under lower limit"
diagnostic message
•
Measured value after leaving
the under-range
•
Wire break" diagnostic
message
•
Open input: Undefined
measured value
Notes
"Wire break" diagnostic message
Measured value after leaving the
under-range
"Value under lower limit"
diagnostic message
Measured value after leaving the
under-range
"Wire break" diagnostic message
Open input: Undefined
measured value
ET 200iS Distributed I/O Station
A5E00087831-02
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