Pneumatic relays block, divert, or bleed pneumatic air lines when pilot pressure is changed between values. Commonly applied in Day-Night, Summer-Winter, Start-Stop, On-Off-Auto and other multiple condition systems.
Features
Available with either single-pole, double-throw (SPDT) or double-pole, double-throw (DPDT) switching action.
Second switch on dpdt (RP670B) models molded in natural color for identification.
Air connections for 5/32 in. (4 mm) O.D. plastic tubing.
Molded plastic construction with neoprene diaphragms, stainless steel lever.
In-line mounting, or wall or panel mounting with provided metal spring clip.
Product Specifications
Application
Pneumatic Switching Relay
Dimensions (in.)
1 1/2 in. diameter x 2 13/16 in. deep
Dimensions (mm)
38 mm diameter x 71 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
Operating Humidity Range (% RH)
5 to 95% RH
Pressure Range (psi)
Switching Occurs Between 18 and 22 psi
Pressure Range (kPa)
Switching Occurs Between 124 and 152 kPa
Air connections
Barb fittings 5/32 in. (4 mm) O.D. plastic tubing
Capacity
0.039 scfm at 1 psi differential (18 mL/s at 5 kPa differential)