Safety relay (standalone) Inputs: 2-channel wiring with/without
detection of shorts across contacts 4 muting sensors. Outputs: 3 2 N/O,
1 N/C, 5 semiconductor. Automatic/monitored start UB 24 V DC, width:
90 mm, plug-in terminals of screw type Device for the temporary
suspension of safety functions, muting, monitoring of muting lamps and
their automatic switching.