Siemens SIMATIC PCS 7 Configuration page 33

2 Configuring and wiring
2.3 Redundant connections of the distributed I/O
Connection and schematic circuit diagram of the SM 332; AO 8 x 12 bit (voltage output)
The following picture shows the schematic circuit diagram of the analog output
module SM332 AO 8x12 bit (6ES7 332-5HF00-0AB0) with channel-granular
functionality in the 2 and 4-wire connection for voltage output.
2-wire connection without compensation of line resistance
4-wire connection with compensation of line resistance
Figure 2–17
Table 2–5
Digit
1
2
3
4
5
6
Configuration of Redundant I/O Modules
Entry-ID: 28430682, V2.0,
DAC
Internal supply
Equipotential bonding
Functional grounding
Backplane bus interface
Electrical isolation
03/2015
Description
33