• Adjustable pilot start point pressures.
• Two pilot pressure spans available.
• Four sharp-barb air connections.
• Molded plastic construction with neoprene.
• Mounting clip provided.Pneumatic Ratio Delay, 3 psiType | Pneumatic, Four Port Ratio Relay |
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Operation | Produces modulating pressure output proportional to pilot pressure input changes |
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Output Span (psi) | 3 to 13 psi |
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Output Span (kPa) | 21 to 90 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 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. Replacement devices ar |
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Product Family
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