Low Water Cut-Offs

Series PSE-800-M Probe Type LWCO

The Series PSE-800-M Manual Reset LWCO is a new addition to the McDonnell & Miller probe type low water cut-off group of products. These controls are used as the secondary LWCO on steam boilers and can be used as the primary LWCO on hot water heating boilers.

With a self-cleaning probe, available only on McDonnell & Miller probe type controls, which reduces probe maintenance to once every five years instead of annually. Manual reset models meet requirments of ASME Standard CSD-1.

Features and Benefits

  • Lockout Delay
  • CSD-1 Code Compliance
  • Power Interruption
  • Test Button
  • “Green” Power On & “Red” LWCO LED’s