TEMPERATURE MONITOR RELAY (40DLUAL)
by Siemens 3RS1142-1GW80
2 x 1 co + 1 no, width 45 mm, 24 v to 240 V AC/DC, (sensor-dependent), -99 degrees c to 1800 degrees c 2 thresholds, digital, thermocouple j,k,t,e,n,s,r,b, in accordance with din 3440, temperature sensor/limiter