McDonnell & Miller: low-water cutoff bulletin
This detailed bulletin identifies and explains the features and benefits of the company’s new Series PS-804 foam compensating low-water cutoff. Designed to assist engineers, contractors, and installers in the selection and installation processes, the bulletin (MM-241) includes detailed installation data, dimensional drawings, electrical ratings, and other technical information. The Series PS-804 foam compensating, probe-type low-water cutoffs are designed to protect steam boilers from low-water conditions and provide burner cutoff in the event of a major loss of water.
— McDonnell & Miller, a unit of ITT Industries