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Connecting loads to the voltage output – Siemens Simatic S7-400 User Manual

Page 539

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Interface Submodules

13-43

S7-400, M7-400 Programmable Controllers Module Specifications
A5E00069467-07

Connecting Loads to the Voltage Output

The following figure shows the wiring of two channels as an example.

+24 V

R

L1

L

+

QV

1

S

1

Ground bus

QV

0

S

0

R

L2

M

0 V

V

CM1

V

CM0

Figure 13-21 Connecting Loads/Actuators via a Three-Wire Connection to a Voltage Output

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