Adjustable Threshold Switch. This Switch can be mounted on DIN rail individually, or with other units. The housing is 102.5mm high by 6.2mm wide.The performance specifications are similar to standard sized MCR products. Requires a 24Vdc supply. Input, 0-20mA, 0-10V Adjustable alarm switching point and hysteresis Output, SPDT relay rated 2A at 250 Vac Adjustable Relay operate/ drop-out delay time