McDonnell & Miller Series 47-2 132800 Mechanical Water Feeder With Low Water Cut-Off

McDonnell & Miller Series 47-2 132800 Water Feeder With Low Water Cut-Off

The McDonnell & Miller Series 47 and 47-2 provide continuous protection against a low water condition. Furthermore it satisfies pump control needs for commercial and industrial steam boilers.

Features

• For steam and hot water boilers with cold water feed
  
• Continuous maintenance of minimum safe water level, independent of electrical service
  
• Proportional feed action
  
• Quick hook-up fittings provided
  
• Quick-change replaceable cartridge valve and strainer
  
• Optional features
  – No. 2 switch
  – Manual reset
  
• Model 47 can be field upgraded with a No. 2 switch to add low water cut-off function
  
• Maximum water supply pressure 150 psi (10.5 kg/cm2)
  
• Maximum inlet water temperature 120˚F (49˚C)
  
• Maximum boiler pressure 25 psi (1.8 kg/cm2)

Downloads

Specification Sheet