Patterson-Kelley 26-0000-0296 Pressure Switch
The Patterson-Kelley 26-0000-0296 Pressure Switch is a precise safety component engineered for high-efficiency commercial boiler gas trains. As a dedicated low gas pressure switch, this device monitors supply pressure to ensure the burner operates within safe stoichiometric parameters. Designed for integration with the Patterson-Kelley ENVI and NURO control systems, it provides a critical interlocking function that triggers a safety lockout if fuel pressure drops below the calibrated setpoint. This preventatively manages unstable combustion conditions and potential equipment damage in industrial heating applications. Utilizing a normally closed (NC) contact configuration and durable brass construction, the 26-0000-0296 is built for the rigorous environments of mechanical rooms. For technicians performing annual boiler inspections or troubleshooting gas pressure safety circuits, this switch provides the reliability needed for ASME CSD-1 compliance. Proper installation ensures the integrity of the fuel supply system and maintains the operational efficiency of gas-fired condensing boilers.
Key Benefits- Critical Burner Protection: Prevents lean fires and flame instability by monitoring for pressure drops in the gas line.
- Control System Integration: Fully compatible with Patterson-Kelley boiler controls for seamless safety circuit communication.
- Adjustable Calibration: Features a field-adjustable setpoint to match specific natural gas or propane inlet requirements.
- Rugged Industrial Build: Heavy-duty brass housing resists corrosion and handles standard industrial pressure fluctuations.
- Safety Compliance: Assists in meeting low gas pressure interlock requirements for commercial and industrial codes.
How do I test the Patterson-Kelley 26-0000-0296 during service?
Close the main manual gas cock and initiate a call for heat. The boiler should attempt pre-purge but stay in a lockout state as the low gas pressure switch detects the lack of supply pressure, confirming the safety circuit is functional.
What causes a low gas pressure switch to trip frequently?
Frequent trips often indicate an undersized gas header, a failing primary regulator, or a clogged sediment trap. Ensure the 14-inch W.C. maximum inlet pressure is not exceeded to avoid damaging the switch internal diaphragm.
Is this switch compatible with propane systems?
Yes, the 26-0000-0296 is designed for use with both natural gas and LPG, provided the pressure settings are adjusted to the manufacturer's specified minimums for the fuel type being used.
Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.
Original: $56.64
-65%$56.64
$19.82Product Information
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Description
The Patterson-Kelley 26-0000-0296 Pressure Switch is a precise safety component engineered for high-efficiency commercial boiler gas trains. As a dedicated low gas pressure switch, this device monitors supply pressure to ensure the burner operates within safe stoichiometric parameters. Designed for integration with the Patterson-Kelley ENVI and NURO control systems, it provides a critical interlocking function that triggers a safety lockout if fuel pressure drops below the calibrated setpoint. This preventatively manages unstable combustion conditions and potential equipment damage in industrial heating applications. Utilizing a normally closed (NC) contact configuration and durable brass construction, the 26-0000-0296 is built for the rigorous environments of mechanical rooms. For technicians performing annual boiler inspections or troubleshooting gas pressure safety circuits, this switch provides the reliability needed for ASME CSD-1 compliance. Proper installation ensures the integrity of the fuel supply system and maintains the operational efficiency of gas-fired condensing boilers.
Key Benefits- Critical Burner Protection: Prevents lean fires and flame instability by monitoring for pressure drops in the gas line.
- Control System Integration: Fully compatible with Patterson-Kelley boiler controls for seamless safety circuit communication.
- Adjustable Calibration: Features a field-adjustable setpoint to match specific natural gas or propane inlet requirements.
- Rugged Industrial Build: Heavy-duty brass housing resists corrosion and handles standard industrial pressure fluctuations.
- Safety Compliance: Assists in meeting low gas pressure interlock requirements for commercial and industrial codes.
How do I test the Patterson-Kelley 26-0000-0296 during service?
Close the main manual gas cock and initiate a call for heat. The boiler should attempt pre-purge but stay in a lockout state as the low gas pressure switch detects the lack of supply pressure, confirming the safety circuit is functional.
What causes a low gas pressure switch to trip frequently?
Frequent trips often indicate an undersized gas header, a failing primary regulator, or a clogged sediment trap. Ensure the 14-inch W.C. maximum inlet pressure is not exceeded to avoid damaging the switch internal diaphragm.
Is this switch compatible with propane systems?
Yes, the 26-0000-0296 is designed for use with both natural gas and LPG, provided the pressure settings are adjusted to the manufacturer's specified minimums for the fuel type being used.
Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.
