R7861A1026 | Honeywell Ultraviolet Flame Amplifier Dynamic Self-Check, 0–5 VDC

Honeywell · Industrial Automation & Electrical

Description  The Honeywell R7861A1026 is a dynamic self-check ultraviolet flame amplifier designed for use with 7800 Series and R7140 relay modules. It features a solid-state plug-in design with a 0–5 VDC flame signal range and a flame failure response time of 0.8 or 3.0 seconds, providing dependable flame detection performance for industrial burner systems.     Technical Specifications  Condition New/Never Used Surplus Brand Honeywell Category Flame Safety Controls Part Number R7861A1026 Subcategory Flame Safety Amplifier Amplifier Type Ultraviolet (UV), solid-state Compatibility For use with Honeywell 7800 Series and R7140 relay modules Flame Signal Range 0.0 to 5.0 VDC Flame Failure Response Time Selectable 0.8 or 3.0 seconds Dynamic Self-Check Yes (tests detector and amplifier electronics) Power Frequency 50/60 Hz Input Connection Printed circuit board edge connector Signal Monitoring Flame signal test jacks for direct voltage measurement Color-Coded Label Identifies UV detection type and amplifier function Construction Plug-in, solid-state electronic design Safety Function Locks out system on flame detection failure System Compatibility Works with compatible Honeywell UV flame detectors (ordered separately) Operating Temperature 0…60°C (32…140°F) Storage Temperature -40…+85°C (-40…+185°F) Enclosure Internal module use within control chassis Compliance UL recognized, CSA certified Flame Detection Mode Ultraviolet dynamic self-checking operation Typical Application Burner management, industrial combustion safety systems Weight 0.20 lbs (approx. 0.09 kg)   Information About R7861A1026 The R7861A1026 is part of Honeywell’s trusted 7800 Series flame safeguard system, designed to ensure safe burner operation through continuous flame verification. This solid-state UV amplifier dynamically checks both the flame detector and its own electronic circuits during operation, enhancing reliability and reducing false signals. It provides a flame signal strength range of 0.0–5.0 VDC, easily monitored through built-in test jacks. With selectable flame failure response times of 0.8 or 3 seconds, the module enables precise control for various combustion applications. The plug-in configuration ensures easy installation and service within compatible relay bases, while the dynamic self-check function ensures compliance with safety standards in critical burner and boiler systems. Key Features: Dynamic Self-Checking Function: Continuously tests the UV flame detector and amplifier circuitry, ensuring reliable flame verification and immediate system lockout on fault detection. Selectable Flame Response Timing: Provides flexible flame failure response times of 0.8 or 3.0 seconds to meet diverse system requirements. High-Accuracy Signal Measurement: Offers a flame signal range of 0–5 VDC, allowing precise monitoring via integrated test jacks. Solid-State Plug-In Design: Durable, compact construction plugs directly into 7800 Series relay modules for simple installation and replacement. Integrated Safety Lockout: Automatically initiates lockout in case of flame detection or circuit failure, enhancing burner safety. Color-Coded Labeling: Provides easy visual identification of flame detection type for field technicians. Universal System Compatibility: Works with existing Honeywell UV flame detectors and R7140 relay modules for seamless integration. Wide Operating Frequency Range: Supports both 50 and 60 Hz operation for global installations. Maintenance-Friendly Construction: Built-in test terminals allow quick measurement and diagnostics without module removal. Reliable Industrial Performance: Designed to operate consistently under demanding conditions in burner management systems and combustion control environments. The R7861A1026 delivers the reliability and precision required for safe, automated flame supervision in industrial and commercial combustion control systems.

Brand: Honeywell · Category: Industrial Automation & Electrical

Key features

• Dynamic Self-Checking Function: Continuously tests the UV flame detector and amplifier circuitry, ensuring reliable flame verification and immediate system lockout on fault detection.
• Selectable Flame Response Timing: Provides flexible flame failure response times of 0.8 or 3.0 seconds to meet diverse system requirements.
• High-Accuracy Signal Measurement: Offers a flame signal range of 0–5 VDC, allowing precise monitoring via integrated test jacks.
• Solid-State Plug-In Design: Durable, compact construction plugs directly into 7800 Series relay modules for simple installation and replacement.
• Integrated Safety Lockout: Automatically initiates lockout in case of flame detection or circuit failure, enhancing burner safety.
• Color-Coded Labeling: Provides easy visual identification of flame detection type for field technicians.
• Universal System Compatibility: Works with existing Honeywell UV flame detectors and R7140 relay modules for seamless integration.
• Wide Operating Frequency Range: Supports both 50 and 60 Hz operation for global installations.
• Maintenance-Friendly Construction: Built-in test terminals allow quick measurement and diagnostics without module removal.
• Reliable Industrial Performance: Designed to operate consistently under demanding conditions in burner management systems and combustion control environments.

Specifications

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