Siemens S7-400PLC Especificaciones Pagina 217

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Analog modules
5.8 Assigning parameters to analog modules
S7-400 Automation System Module Data
Reference Manual, Edition 09/2009, A5E00850736-06
217
5.8.2 Parameters of analog input modules
Overview
Analog input modules use a subset of the parameters and value range listed in the table
below, based on their functionality. For information on subsets "supported" by specific
analog modules, refer to the section dealing with the relevant module.
The defaults apply if you have not set any parameters in
STEP 7
.
Table 5- 41 Parameters of analog input modules
Parameters Value range Default
2
Parameter
type
Scope
Enable
Diagnostic interrupt
1
Yes/no No
Hardware interrupt
1
Yes/no No
Dynamic Module
Destination CPU for
interrupt
1 to 4 - Static Module
Hardware interrupt trigger
End of scan cycle
reached at input
Yes/no No Static Channel
May be restricted by the measuring range
High limit
32511 to - 32512 - Dynamic Channel
Low limit
-32512 to 32511
Diagnostics
Wire break
Yes/no No
Reference channel error
Yes/no No
Underflow
Yes/no No
Overflow
Yes/no No
Short-circuit to M
Yes/no No
Static
Channel
Measurement
Disabled
U Voltage
4DMU Current (4-wire sensor)
2DMU Current (2-wire sensor)
R-4L Resistance (4-conductor
connection)
R-3L Resistance (3-conductor
connection)
RTD-4L Thermal resistance (linear, 4-
conductor connection)
RTD-3L Thermal resistance (linear, 3-
conductor connection)
Measuring method
TC-L Thermocouple (linear)
U
Static
Channel
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