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Overview

Direct acting, modulating relay provides increased capacity of the branchline pressure to the final control device. Replacement devices are available for Johnson, Powers, Robertshaw, Barber-Colman, and older Honeywell devices.

Features

  • In-line, wall, or panel mounted.
  • Sharp-barb air connections.
  • Molded plastic construction with neoprene diaphragms.
  • Mounting clip provided.

Product Specifications

Application
Pneumatic Capacity Relay
Airflow Usage
0.002 scfm (1.0 mL/s) maximum
Dimensions (in.)
1 1/2 in. diameter, 1 1/2 in. deep
Dimensions (mm)
38 mm dia., 38 mm deep
Maximum Safe Operating Pressure (psi)
30 psi, maximum
Maximum Safe Operating Pressure (kPa)
205 kPa, maximum
Temperature Range (F)
0 F to 140 F
Temperature Range (C)
-18 C to +60 C
Includes
14003030-001, 1 1/2 in. Mounting Clip for Mounting relay to wall or panel
Mounting
Wall or In-line or panel
Operating Humidity Range (% RH)
5 to 95% RH
Pressure Range (psi)
Input Operating--0 to 20 psi
Pressure Range (kPa)
Input Operating--0 to 138 kPa
Action
Direct Acting
Air connections
Barb fittings, Port 1: 1/4 in. (6 mm) O.D. plastic tubing; Other Ports: 5/32 in. (4 mm) O.D. plastic tubing
Capacity
0.039 scfm at 1 psi differential (18 mL/s at 5 kPa differential)
Operation
Provides increased capacity of branchline pressure to final control device
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