Watchdog Low Water Cutoff

Mcdonnell miller s patented self cleaning probe minimizes scale build up and extends the recommended cleaning interval to 5 years.

Watchdog low water cutoff.

Manufactured by mcdonnell miller. Mcdonnell miller is a leader in engineering and manufacturing boiler controls liquid level controls low water cutoffs and flow switches for steam and hot water boilers in industrial commercial and building trade applications. Rb 24e mcdonnell miller mcdonnell miller low water cut off patented self cleaning probe mcdonnell miller mcdonnell miller mcdonnell miller low water cut off patented self cleaning probe. A probe is installed in the boiler shell or external manifold and is connected to the control unit.

Made in united states. Water is used as a conductor to complete the circuit between the probe and the boiler shell. Brass threads provide a metal to metal seal that ensures a leak free installation. Hydrolevel safgard 550 electronic low water cutoff with manual reset 120v water hydrolevel low water cut offs are electrically operated.

When water is in contact with the probe the circuit is. The taco low water cutoff provides accurate and dependable protection for all types of boilers from small residential hot water boilers to large industrial steam units. Features and benefits the rb 24e low water cut off offers several features. This probe style low water cutoff features patented dualvision technology external led s and simplified wiring for easy installation and testing and automatic manual reset mode and are available in 24vac or 120vac models.