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Overview

Normally open, single seated, straight-through or angle globe valve, for proportional control of steam/hot water in unit ventilator applications. Replacements are available for Johnson, Powers, Robertshaw, Barber-Colman, and older Honeywell devices.

Features

  • Equal percentage, high lift throttling guide provides accurate control over wide load variations.
  • Molded replaceable composition disc for tight shut-off.
  • Replaceable brass seat.
  • Self-adjusting, spring-loaded Teflon™ packing.
  • Back-seating allows repacking without shutting down or draining system.
  • Rotatable actuator for aligning air connection with control air piping.
  • Integral union connection to simplify installation and service.

Product Specifications

Dimensions (in.)
5 1/8 in. diameter x 7 15/32 high
Dimensions (mm)
127 mm diameter x 190 mm high
Temperature Range (F)
For Water: 115 F to 240 F; For Steam: 212 F to 275 F; Maximum Actuator Temperature--160 F; Maximum Temperature Differential 140 F for Water
Operating Humidity Range (% RH)
5 to 95% RH
Connection Size (in.)
1 in.
Connection Type
Outlet - External NPT Union,Inlet - Internal NPT
Body Pattern
Two-way, Straight-through
Spring Range (psi)
3 psi to 8 psi
Spring Range (kPa)
21 kPa to 55 kPa
Air connections
Dual barbed for 5/32 in. or 1/4 in. plastic tubing
Capacity (Cv)
10 Cv
Capacity (Kv)
8.57 Kv
Valve Action
Proportional Normally Open
Valve Type
Globe Valve
Body Pressure (psi)
150 psi
Maximum Diaphragm Pressure (psi)
25 psi
Maximum Diaphragm Pressure (kPa)
172 kPa
Controlled Fluid
Steam,Water
Close-off Ratings at Branch Line Pressure
78 psi at 13 psi
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