• In-line, wall or panel mounted.
• Sharp-barb air connections.
• Molded plastic construction.Pneumatic Three-Port Averaging Relay; Panel, Wall or In-Line MountType | Pneumatic Three-Port Averaging Relay |
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Operation | Output pressure equals average of two input pressures |
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Input Operating Pressure (psi) | 3 to 15 psi |
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Output Operating Pressure (psi) | 3 to 15 psi |
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Output Operating Pressure (kPa) | 21 to 103 kPa |
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Input Operating Pressure (kPa) | 21 to 103 kPa |
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Capacity (Cv) | 0.039 scfm at 1 psi differential (18 mL/s at 5 kPa differential) |
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Overview | A three-port relay used in HVAC systems averages the signals from two thermostats to control a single device such as a heating coil valve for a multizone unit. The pneumatic averaging relay provides an output pressure equal to the average of two input pre |
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Product Family
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