51B MECHANICAL WATER FEEDER W/ FLOAT BLOCK Hoffman

51B MECHANICAL WATER FEEDER W/ FLOAT BLOCK HoffmanWater Feeders Mechanical Series 51 51 2 Mechanical Water Feeders Low Water Cut Offs For low pressure steam and hot water boilers larger than 5,000 sq. ft. (465m2) capacity with cold water feed Quick change replaceable cartridge valve and strainer Optional features No. 2 switch Manual reset Float block Proportional feed action Model 51 can be field upgraded with a No. 2 switch to add low water cut off function Maximum water supply pressure 150 psi (10.

Replaceable Dura-Stat® module

• Available as sugar and alcohol

commercial and residential heating system applications such as schools

• Pump shafts are of stainless steel

1 USGPM / 0

• 21⁄2" NPT body tapping for side mounting on boilers

McDonnell & Miller 194 Series Data Sheet

Pneumatic Temperature Control Pilots - Series 315 PNT For Shop Quality Air The Series 315 PNT Pneumatic Temperature pilots are designed for applications such as refineries and factories

• Maximum non-shock pressure 250 psig (17

Series 53/53-2

• Maximum operating pressure 125 psig (8

• Telescopic siphon tube with angle cut assures drainage