ASCO S104772FAX1 H30 Proof of Closure Switch
The ASCO S104772FAX1 is a proof of closure (POC) switch designed for use with H30 series hydramotor actuators in industrial combustion and HVAC systems. This switch provides positive electrical verification that a valve has reached its fully closed position, ensuring safe operation and proper sequencing in critical gas control applications.
Key Features & Benefits
- Proof of Closure (POC) functionality for verified valve shutoff
- Ensures valve is fully closed before system operation begins
- Designed for H30 series hydramotor actuator integration
- SPDT (Single Pole Double Throw) switching for reliable signaling
- Positive-action mechanism for accurate position indication
- Supports safety interlock systems in combustion applications
Applications
- Industrial combustion and burner management systems
- Gas trains and fuel gas safety shutoff systems
- Boilers, furnaces, and ovens
- HVAC control systems requiring valve position verification
- Process systems with safety interlock requirements
Product Specifications
- Brand: ASCO
- Part Number: S104772FAX1
- Product Type: Proof of Closure Switch
- Series: H30
- Switch Type: SPDT (Single Pole Double Throw)
- Function: Valve closed position verification
- Compatibility: H30 Hydramotor Actuators
Why Choose This Product
The ASCO S104772FAX1 proof of closure switch is essential for ensuring safe and compliant operation in combustion systems. By confirming that valves are fully closed before ignition or flow, it helps prevent hazardous conditions and enhances overall system reliability. Its robust construction and precise switching make it a dependable solution for industrial safety applications. :contentReference[oaicite:0]{index=0}
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