Siemens SIMATIC MV550 S Operating Instructions Manual page 86

Connection
6.5 Operating optical reader with external ring light
①
②
③
④
Figure 6-12
86
External ring light
External ring light holder
SIMATIC MV500 optical reader
Power IO RS232 cable
Connection and wiring for external ring light, with Y adapter
Operating Instructions, 05/2019, C79000-G8976-C494-02
SIMATIC MV500