Electromechanical Sensor - Siemens Sinamics G120 Function Manual

Installing
4.4 Controlling via a fail-safe digital input
4.4.3.1

Electromechanical sensor

Connecting an electromechanical sensor
①
②
Figure 4-31
If there is a risk of cross-circuits or short-circuits, the cables between the sensor and the inverter
must be protected, for example, by routing them in a steel tube.
Connecting several electromechanical sensors in series
①
②
Figure 4-32
You can connect electromechanical sensors, for example, Emergency Stop command devices,
position switches in series.
84
Power supply voltage from terminal 9 of the Control Unit
External power supply
Connecting an electromechanical sensor
The inverter provides the supply voltage
External power supply
Connecting several electromechanical sensors in series
Safety Integrated - SINAMICS G110M, G120, G120C, G120D and SIMATIC ET 200pro FC-2
Function Manual, 01/2017, FW V4.7 SP6, A5E34261271B AD