Overview
Three-pipe, sequencing, pneumatically operated water valve for controlling both hot and cold water flow in fan-coil and induction units. Replacement devices are available for Johnson, Powers, Robertshaw, Barber-Colman, and older Honeywell devices.
Features
Corrosion resistant.Molded-in composition discs for tight shutoff.Flare connections for easy installation.Operator rotates 360 degrees for convenient air piping alignment.
- Dimensions (in.) : 9 7/8 in. high x 5 1/8 in. diameter
- Dimensions (mm) : 257 mm high x 130 mm diameter
- Temperature Range (F) : 35 F to 250 F, Maximum Actuator Temperature--160 F
- Temperature Range (C) : 2 C to 121 C, Maximum Actuator Temperature--71 C
- Operating Humidity Range (% RH) : 5 to 95% RH
- Connection Size (in.) : O.D.: 7/8 in., Nominal: 3/4 in.
- Connection Type : 45 deg. SAE flare
- Body Pattern : Three-way Diverting, Sequencing
- Spring Range (psi) : Adjustable
- Spring Range (kPa) : Adjustable
- Air connections : 1/8 in. NPT
- Capacity (Cv) : Port A: 4 Cv, Port B: 3.5 Cv
- Capacity (Kv) : Port A: 3.5 Kv, Port B: 3.0 Kv
- Valve Action : Diverting/Sequencing
- Valve Type : Unitary
- Body Pressure (psi) : 250 psi
- Body Pressure (kPa) : 1724 kPa
- Maximum Diaphragm Pressure (psi) : 25 psi
- Maximum Diaphragm Pressure (kPa) : 172 kPa
- Controlled Fluid : Water
- Close-off Ratings at Branch Line Pressure : 15 psid at 13 psi
