Series 247/247-2 Mechanical Water Feeders/Low Water Cut-Offs

McDonnell & Miller : Water Feeders :

Features and Benefits

  • 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-change replaceable cartridge valve and strainer
  • Quiet, durable operation
  • Isolated feed valve minimizes lime and scale build-up
  • Optional features
  • – No. 2 switch
  • – Manual reset
  • Model 247 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 vessel pressure 30 psi (2.1 kg/cm2)

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