Description
Honeywell 05701-A-0361 Engineering Card Flame Detector

05701-A-0361
This advanced flame detector card is specifically built to detect multiple flame signatures, including visible light, infrared (IR), and ultraviolet (UV) radiation, ensuring comprehensive coverage in diverse industrial settings. Its primary role is to act as a frontline safety device, continuously monitoring for fire outbreaks and triggering immediate alarms or shutdown protocols to prevent catastrophic events. By combining robust hardware with intelligent signal processing, the Honeywell 05701-A-0361 enhances the integrity of safety systems, making it an indispensable asset for any organization prioritizing operational resilience and regulatory compliance.
Label |
Specification |
Model Number |
05701-A-0361 |
Brand |
Honeywell |
Type |
Engineering Card Flame Detector |
Input Voltage |
18–32 V DC (wide-range compatibility) |
Operating Temperature |
-40°C to 100°C (extreme environment rating) |
Communication Method |
RS-485, RS-232, CAN bus |
Mounting |
Rack-mounted (compatible with System 57 chassis) |
Weight |
0.152 kg (lightweight design for easy integration) |
Certifications |
CE, UL, ATEX (for explosive environments) |
Dimensions |
170 mm (L) × 25 mm (W) × 112 mm (H) |
IP Rating |
N/A (internal module, protected by enclosure) |
Protocols Supported |
Modbus RTU, Honeywell Safety Manager Protocol |

05701-A-0361
The Honeywell 05701-A-0361 stands out for its ability to deliver rapid and accurate flame detection in some of the most challenging industrial environments. Equipped with advanced signal processing algorithms, the card analyzes sensor data in real time to distinguish between true fire events and false alarms caused by sunlight, welding sparks, or other light sources. This reduces unnecessary shutdowns and ensures that the system only activates in genuine emergencies, a critical feature for maintaining production continuity while enhancing safety.
Built with industrial-grade components, the
05701-A-0361 is engineered to withstand extreme temperatures, vibrations, and electrical noise, making it suitable for harsh environments like refineries, chemical plants, and offshore platforms. Its rugged design includes self-diagnostic capabilities that continuously monitor internal circuitry, software operations, and communication links, providing operators with peace of mind through proactive fault detection. For instance, the card’s self-validation routine checks sensor health and data integrity every 500 milliseconds, ensuring reliable performance even in mission-critical applications.

05701-A-0361
In the petrochemical industry, the Honeywell 05701-A-0361 plays a pivotal role in monitoring storage tanks, processing units, and pipeline networks. For example, in a liquefied natural gas (LNG) terminal, the card can detect UV radiation from a gas leak ignition and instantly trigger emergency shutdowns of pumps and valves, preventing a potential explosion. By integrating with existing DCS systems, the 05701-A-0361 ensures that safety protocols are executed within milliseconds, minimizing downtime and reducing the risk of environmental disasters.
In power generation facilities, the flame detector card is essential for monitoring combustion processes in boilers and turbines. Here, the
05701-A-0361 uses infrared sensing to detect flame presence and stability, ensuring efficient fuel combustion while preventing unsafe conditions like afterburning or flameout.
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