Mcdonnell Miller Low Water Cutoff Probe

Mcdonnell miller model number rbt 3000 is a remote electronic low water cut off control probe for hot water boilers.

Mcdonnell miller low water cutoff probe.

With a self cleaning probe available only on mcdonnellread more. When defined parameters are exceeded the new pse 800 makes a decision to shut the burner off based on the volatility variability of the resistance readings. The series pse 800 probe type lwco uses patented technology to monitor changes in water conductivity. Mcdonnell miller low water cut offs are specially designed to protect steam and hot water boilers from the hazards of a low water condition.

It features a lcd display on the control box. Features and benefits for residential and commercial applications electronic operation easy to install and wire red low water indicating led green power indicating led now with test button automatic reset no blow down required 20 000 ohms probe sensitivity maximum ambient temperature 120 f 49 c maximum water temperature 250 f 121 c maximum water pressure 160 psi 11 2 kg cm2. This probe is 24 volt with a maximum pressure of 160 psi. These controls are used as the secondary lwco on steam boilers and can be used as the primary lwco on hot water heating boilers.

Our low water cut offsread more. In operation they will interrupt the electrical current to the firing device if the water in the system drops below the boiler manufacturer s minimum safe water level. Mcdonnell miller 176296 752p mt 24 guarddog electronic manual reset low water cutoff w standard probe water low water cut offs with remote sensor for commercial or industrial applications primary or secondary control on hot water boilers secondary control manual reset models only on steam boilers manual reset models meet the requirements of asme standard csd 1.