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Description
Single-seated, straight-through, pneumatic valves used for proportional control of unit air conditioners using hot and/or chilled water. Replacement devices are available for Johnson, Powers, Robertshaw, Barber-Colman, and older Honeywell devices.

Features
  • Available in normally-open (A models) or normally-closed models (B models).
  • Straight-through pattern.
  • Rotating actuator for aligning air connection with control air piping.
  • Molded replaceable composition disc for tight shut-off.
  • Flare tube connections.
  • Small physical size.
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Specs
Body Pattern:

2-Way

Type:

Unitary Valve

Size:

1/2"

Temperature Range (F):

40°F to 240°F

Min Temp (F):

40°F

Spring Range:

9 to 13 psi

Max Temp (F):

240°F

Flow Capacity (Cv):

1

Air Connections:

1/8" NPT

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