176206 Model 750-T-120 McDonnell & Miller Low Water Cut Off

Datasheet Installation Guide The Series 751P/752P probe type LWCOs provide protection against low water conditions for commercial and industrial applications. These controls are fully CSD-1 compliant and are primarily used as LWCOs on hot water heating boilers. Features and benefits 120V/24V Models available Green LED indicates power On Red LED indicates Low Water Test button Meets requirements of ASME Standards CSD-1 No lock out with loos of power if probe is in water  20,000 ohms probe sensitivity