Three-way mixing, unitary water valve with 5/8 in. O.D. and 1.6 /2.5 Cv capacity

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.

Product Specifications

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.: 5/8 in.; Nominal: 1/2 in.

Connection Type

45 deg. SAE flare

Body Pattern

Three-way Mixing

Spring Range (psi)

2 psi to 13 psi

Spring Range (kPa)

14 kPa to 90 kPa

Air connections

1/8 in. NPT

Capacity (Cv)

Port A: 2.5 Cv, Port B: 1.6 Cv

Capacity (Kv)

Port A: 2.2 Kv, Port B: 1.4 Kv

Valve Action

Proportional/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

50 psid at 13 psi

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