The BSR-140 enables switching and control functions for the ELCOM i2-BUS, the device has a potential-free switching contact that can be used for different switching functions, there is also an integrated 12V control input that can be used for different tasks depending on the configuration, the status of the relay and the 'Control-In' control input is signaled via the corresponding LEDs, the working mode is set via the operating mode switch, function selection via operating mode switch, addressing via rotary switch, changeover switching contact: max. 24V/1A, control input: 12V AC/DC, dimensions (HxWxD): 97 x 35 x 58 mm, DIN rail mounting, 2 TLE