Siemens 3RS1042-1GW70

The Siemens 3RS1042-1GW70 is a temperature monitoring relay designed to work with various sensor types such as PT100, PT1000, KTY83/84, and NTC sensors. It offers two digitally adjustable threshold levels, allowing temperature settings from -50 °C up to 750 °C depending on the sensor used. Operating on a wide voltage range of 24 to 240 V AC/DC, this compact device features two changeover contacts and one normally open contact, all housed within a 45 mm width unit with screw terminals for secure wiring. Although this model has been phased out, it remains a reliable solution for monitoring temperature in industrial automation applications. This product is available through BSP Automation, providing dependable access to essential control components.