• Uses diaphragm-logic technology.
• In-line, wall, or panel mounted.
• Sharp-barb air connections.
• Molded plastic construction.Pneumatic Three-Port Selector Relay, Panel, In-Line or Wall MountType | Pneumatic Three-port Selector Relay |
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Operation | Higher-of-two-pressures selector relay |
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Input Operating Pressure (psi) | 0 to 20 psi |
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Input Operating Pressure (kPa) | 0 to 138 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 | Three-port relays used in HVAC systems to perform a variety of relay functions; transmit the higher of two input signals, lock out one pressure signal when a second signal is higher, or transmit the lower of two pressure signals. Replacement devices are a |
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Product Family
Cross Reference
Honeywell, Inc. | RP470A1003 |
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Siemens Building Technologies | 243-0018 |
Comment | Highest Pressure Relay |
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Manufacturer Suggested Replacements |
Honeywell, Inc. | RP470A1003 |
| |
Siemens Building Technologies | 243-0018 |
Comment | Highest Pressure Relay |
|
Manufacturer Suggested Replacements |
Honeywell, Inc. | RP470A1003 |
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Siemens Building Technologies | 243-0021 |
Comment | Lowest Pressure Selector |
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Manufacturer Suggested Replacements |
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All orders are shipped same-day if the order is received by 1:00 PM Central Time. We ship worldwide.
UPS Hoilday Delivery Schedule
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