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HEGWELN ASD-75 Flame Monitor
HEGWELN ASD-75 Flame Monitor
Brand/Manufacturer: HEGWELN
Order Number: ASD-75
Type: Flame Monitor
Country of Origin: USA
Condition: Original Brand
Lead Time: Available in stock
Payment Term: 100% TT In Advance
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Description
The Hegwein ASD-75 (often paired with or integrated alongside the D-GF 75 series), cataloged as the ASD-75 / D-GF 75 Burner Control and Flame Monitor, operates as a safety-critical hardware component for controlling, monitoring, and managing industrial burners. The hardware handles automatic ignition sequencing, pre-purging, and continuous ionization or optical flame monitoring to ensure safe burner operations within processing furnaces and boiler plants.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | ASD-75 / D-GF 75 Series |
| Brand | Hegwein (Durag Group) |
| Origin | Germany |
| Weight | Approx. 1 kg |
| Dimensions |
ASD-75: 113 x 103 x 118 mm
D-GF 75: 91 x 103 x 118 mm |
| Mounting Style | DIN rail TS35 |
| Operating Mode | Intermittent operation and continuous operation (variant dependent) |
| Functional Safety | Self-monitoring and fail-safe design |
| Local Display | Front-panel diagnostic LEDs |
| Flame Failure Response Time (FFRT) | Configurable: 1 s, 2 s, 3 s, or 5 s |
| Pre-Purge Time | Configurable: 0 s, 30 s, 60 s, or 120 s |
| Initial Start-Up Safety Time | Configurable: 3 s, 5 s, 10 s, or 15 s |
| Flame Monitoring Input | External flame monitor / Ionization electrode connection |
| Flame Signal Output (ASD 75) | 90 to 110 VDC |
| Electrical Power Supply | 115 / 230 VAC, 20 W |
| Ambient Operating Temperature | -20 to +60 deg C |
| Degree of Protection | IP20 |
Burner Management Logic and Purge Velocities
The internal microprocessing matrix implements a deterministic state machine to manage furnace air exchange and ignition sequencing safely. During the startup sequence, the pre-purge timing block (configurable up to 120 seconds) forces combustion air fans to clear any trapped residual fuel gases out of the stack before firing can initiate. The system maintains a self-monitoring, fail-safe internal loop that cross-checks the ignition and ionization tracking matrices. If the Flame Failure Response Time (FFRT) limit is breached during active firing, the module instantly drops its safety relays to block the fuel valve line, preventing unburned fuel accumulation.
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Testimonials
Fast Delivery, Excellent Quality
We’ve worked with IndustriaX Limited on several urgent orders for automation components. Their ability to provide original, factory-sealed parts with full documentation—often from in-stock inventory—has significantly reduced our downtime. The delivery is consistently fast, and their logistics team is highly responsive. IndustriaX has become one of our most trusted global suppliers for industrial spare parts.
- Sarah Johnson
We’ve worked with IndustriaX Limited on several urgent orders for automation components. Their ability to provide original, factory-sealed parts with full documentation—often from in-stock inventory—has significantly reduced our downtime. The delivery is consistently fast, and their logistics team is highly responsive. IndustriaX has become one of our most trusted global suppliers for industrial spare parts.
- Sarah Johnson
Reliable Partner for Original Parts
Finding authentic automation parts has always been a challenge, especially for discontinued models. IndustriaX Limited has impressed us with their genuine stock, clear product traceability, and prompt updates. We’ve verified their shipments against OEM specs multiple times, and the results are flawless. They’re now our preferred sourcing partner for critical systems.
- David Smith
Finding authentic automation parts has always been a challenge, especially for discontinued models. IndustriaX Limited has impressed us with their genuine stock, clear product traceability, and prompt updates. We’ve verified their shipments against OEM specs multiple times, and the results are flawless. They’re now our preferred sourcing partner for critical systems.
- David Smith
Professional Service with After-Sales Support"IndustriaX Limited doesn’t just ship products—they provide solutions. When we encountered installation issues with one of the modules, their technical team replied in less than 4 hours and provided wiring guides and troubleshooting tips. This level of post-sale support is rare in the spare parts sector. Their professionalism gives us confidence in every order."
- Emily Brown
"IndustriaX Limited doesn’t just ship products—they provide solutions. When we encountered installation issues with one of the modules, their technical team replied in less than 4 hours and provided wiring guides and troubleshooting tips. This level of post-sale support is rare in the spare parts sector. Their professionalism gives us confidence in every order."
- Emily Brown
Trusted Source for Industrial Automation Spares
We've tested multiple suppliers over the years, but IndustriaX Limited consistently stands out. Their product catalog is extensive, their team is knowledgeable, and they understand the urgency of industrial needs. With every order, we receive timely updates, fast delivery, and 100% genuine products. It’s rare to find such consistency and reliability in this field.
- Michael Anderson
We've tested multiple suppliers over the years, but IndustriaX Limited consistently stands out. Their product catalog is extensive, their team is knowledgeable, and they understand the urgency of industrial needs. With every order, we receive timely updates, fast delivery, and 100% genuine products. It’s rare to find such consistency and reliability in this field.
- Michael Anderson