The Spacemaster series consists of a self-contained transmitter SMT, and a receiver SMR, which are to be used in thru beam mode.
The complete series is available in a wide range of housing with either cable or plug connection. The complete series is available 10-30 VDC supply voltage, PNP or NPN output max. operating range up to 20 m. The complete series is protected against reverse polarity of power supplies, control input and output signals. The output is protected against short circuit and inductive load.