flame detectors
Heat Block Seal
Protects UV Flame Scanners from the hot combustion gases and extreme furnace conditions.
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Overview
The Eclipse Heat Block Seal is designed to protect ultraviolet flame scanners by sealing them from hot combustion gases and insulating them from heat transferred through the scanner pipe.
Specifications
Overview
- Series
- HBS
Fluid/Media/Component Temperatures
- Maximum Scanner Pipe Temperature
- 550 deg F
Dimensions & Size Specifications
- Insulated Adapter Thread Sizes
- 1/2 in, 3/4 in, and 1 in NPT (male)
Air & Combustion Air Specifications
- Optional Purge Air Control
- 1/4 in adjustable gas cock (available from Eclipse)
- Air Purge Fitting Thread
- 3/4 in NPT (female)
Material Specifications
- Insulated Adapter Material
- Teflon
- Air Purge Fitting Material
- Aluminum
Combustion, Fuel & Mixing Sub‑Systems
- Gas Tight Seal Capability
- Up to 25 psi
Connections & Interfaces
- Purge Connection Size
- 1/4 in NPT
Overview
- Series
- HBS
Fluid/Media/Component Temperatures
- Maximum Scanner Pipe Temperature
- 550 deg F
Dimensions & Size Specifications
- Insulated Adapter Thread Sizes
- 1/2 in, 3/4 in, and 1 in NPT (male)
Air & Combustion Air Specifications
- Optional Purge Air Control
- 1/4 in adjustable gas cock (available from Eclipse)
- Air Purge Fitting Thread
- 3/4 in NPT (female)
Material Specifications
- Insulated Adapter Material
- Teflon
- Air Purge Fitting Material
- Aluminum
Combustion, Fuel & Mixing Sub‑Systems
- Gas Tight Seal Capability
- Up to 25 psi
Connections & Interfaces
- Purge Connection Size
- 1/4 in NPT
- Series : HBS
- Maximum Scanner Pipe Temperature : 550 deg F
- Insulated Adapter Thread Sizes : 1/2 in, 3/4 in, and 1 in NPT (male)
- Optional Purge Air Control : 1/4 in adjustable gas cock (available from Eclipse)
- Insulated Adapter Material : Teflon
- Air Purge Fitting Material : Aluminum
- Gas Tight Seal Capability : Up to 25 psi
- Air Purge Fitting Thread : 3/4 in NPT (female)
- Purge Connection Size : 1/4 in NPT
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