Commissioning The Sm 431; Ai 8 X Rtd X 16 Bit - Siemens SIMATIC S7-400 Reference Manual
Automation system module
data
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5.24.2
Commissioning the SM 431; AI 8 x RTD x 16 Bit
Setting the operating mode
You set the operating mode of the SM 431; AI 8 x RTD x 16 Bit in STEP 7.
Parameters
You will find a description of the general procedure for assigning parameters to analog modules
in the respective sections.
The table below provides an overview of configurable parameters, including defaults.
Table 5-68
Parameters of the SM 431; AI 8 x RTD x 16 Bit
Parameters
Enable
● Diagnostic interrupt
1
● Hardware interrupt
1
● Destination CPU for interrupt
Trigger for hardware interrupt
● High limit
● Low limit
Diagnostics
● Wire break
● Underflow
● Overflow
Measurement
● Measuring method
● Measuring range
● Temperature unit
S7-400 Automation System Module Data
Reference Manual, Ausgabe 11/2016, A5E00850736-08
5.24 Analog input module SM 431; AI 8 x RTD x 16 Bit (6ES7431-7KF10-0AB0)
Value range
Yes/no
Yes/no
1 to 4
3)
32767 to - 32768
- 32768 to 32767
Yes/no
Yes/no
Yes/no
Disabled
RTD-4L
Thermal resistance
(linear, 4-conductor con‐
nection)
RTD-3L
Thermal resistance
(linear, 3-conductor con‐
nection)
Refer to the respective section for the
measuring ranges of the input channels
that you can set.
Degrees Celsius; degrees Fahrenheit
Default
Parameter
2
type
No
Dynamic
No
-
Static
-
Dynamic
No
Static
No
No
RTD-3L
Pt 100
Standard
Degrees
Static
Celsius
Analog modules
Scope
Module
Module
Channel
Channel
Module
299
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