Siemens SIMATIC S5-115U User Manual page 316

Simatic s5 series cpu 941-7ub11 cpu 942-7ub11 cpu 943-7ub11 and cpu 943-7ub21 cpu 944-7ub11 and cpu 944-7ub21
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Analog Value Processing
The diagram below shows how to connect a four-wire transducer to a two-wire transducer range
card (498-1AA51).
U
C
6ES5 498-1AA51 range card
(with internal circuitry)
Figure 10-9. Connecting Transducers (Four-Wire Transducer to a Two-Wire Range Card)
10-12
Analog input module
/
M
L-
ext.
L+
M+
(220 V)
M -
+
Trans-
4..20
ducer
mA
- I
/
L+
M
L-
ext.
MUX,
ADC
Reference bus
S5-115U Manual
EWA 4NEB 811 6130-02b

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