McDonnell Miller 153827 Low Water Cut Off Control CKP5J_JW872

Product details:

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 settings. This new patented technology provides the best protection possible without turning off the boiler unless a low water condition exists. As an added measure of safety, the control will turn off the boiler if it recognizes an out-of-water condition when the senility threshold is exceeded. Standard Features. Green power in on indicating LED. Red low water indicating LED. 30 second DOM. Test button. Self-Cleaning probe. No lock out with loss of power if probe is in water. Provisions to add water feeder of alarm. Made in the USA.