Honeywell RP971A1007 Ratio Relay Pneumatic 3# Input Span for 3-13#

A four port non-bleed pneumatic relay which produces a modulating pressure output, proportional in a fixed ratio to pilot input changes. It is used to control pneumatic valve or damper actuators in sequence from a single thermostat.

Features

• Adjustable pilot start point pressures
• Two pilot pressure spans available
• Four sharp-barb air connections
• Molded plastic construction with neoprene
• Mounting clip provided
• Dimensions: 2 in. diameter, 2 5/8 in. deep (52x67mm)
• 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)

Technical Literature:

• https://customer.honeywell.com/resources/Techlit/TechLitDocuments/77-0000s/77-9849.pdf
  
• https://customer.honeywell.com/resources/Techlit/TechLitDocuments/95-0000s/95-7234.pdf
  
• https://customer.honeywell.com/resources/Techlit/TechLitDocuments/77-0000s/77-9384.pdf