Activating Several Inverters Simultaneously - Siemens SINAMICS G120 Function Manual

External power supply
Connect the external power supply to the sensors and connect the reference potentials of
the inputs used to the reference potential of the external power supply.
Figure 3-5
3.2.2.4

Activating several inverters simultaneously

You may activate the safety functions of several inverters simultaneously with one or several
series-connected safety sensors.
Inverter delivers supply voltage
Connect the 24 V supply of the inverter to the sensors and connect the reference potentials
of the inputs used to GND.
Figure 3-6
Safety Integrated Function Manual, SINAMICS G120
Function Manual, 07/2010, FW 4.3.2, A5E03052391B AA
Connecting electromechanical sensors to an external power supply in series
Simultaneous activation of several inverters with inverter power supply
Activation
3.2 Activation via F-DI
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