Combination float-operated low water cut-off and pump controller for steam boilers with water columns. This control features a manual reset with optional number 7B single pole single throw switches for low water cut-off and pump control and proportional control switch to maintain constant boiler levels. The controller has 3/4" NPT tappings for gauge glass and tri-cocks. Its maximum pressure is 150 psi and it has a tapped 1-1/4" FIP connection.
|Manufacturer||McDonnell & Miller|
|Control Type||Combination Low Water Cutoff Pump Control|
|Switch Model||Number 7BM|
|Installation Method||1" Equalizing Piping|
|Maximum Pressure||150 psi|