Activation
3.2 Activation via F-DI
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 3-7
3.2.2.5
Electronic sensor
In this example, you activate one of the safety functions with a safe light curtain.
The diagram only shows how the sensor and inverter are interconnected. Information
providing full details of how the sensor is wired can be found in the product-specific
documentation: Light curtains and arrays
(http://support.automation.siemens.com/WW/view/en/29586138/133300).
Figure 3-8
48
Simultaneous activation of several inverters with external power supply
Connecting an electronic sensor
Safety Integrated Function Manual, SINAMICS G120
Function Manual, 07/2010, FW 4.3.2, A5E03052391B AA