Siemens SIWAREX WP231, Руководство пользователя

Страница: 93 / 182

Scale parameters and functions
8.8 DR 7 interface parameters
SIWAREX WP231
Manual, 07/2014, A5E31238908A-02
93
8.8.6 Analog output range
This parameter is used to define the output current range.
Value Output current
0 0 … 20 mA
1 4 … 20 mA
8.8.7 Analog output source
The analog output can be used for a range of purposes. This parameter defines the tag that
controls the analog output.
Value Basis for the analog output
0 Gross / net value
1 Gross value
2 Net value
3 External specification, DR 17
(Specified in mA)
4 Via SIMATIC S7 I/O modules
8.8.8 Response of analog output to faults or SIMATIC STOP
This parameter defines the response of the analog output following a fault of the SIWAREX
module or SIMATIC STOP.
Value Response
0 Switch off
1 Continue
2 Output configured output value, e.g. 3.5 mA
3 Output maximum value (24 mA, NAMUR)
8.8.9 Start value for the analog output
This parameter defines the specified value at which 0 or 4 mA is output. The value can be
greater or less than the end value.
8.8.10 End value for the analog output
This parameter defines the specified value at which 20 mA is output. The value can be
greater or less than the start value.