FS20X Plus UV/3IR Flame Detector
The FS20X Plus UV/3IR flame detector using Honeywell’s WideBand IR infrared technology with the addition of ultraviolet (UV) offers a flexible solution which can quickly and reliably detect Hydrocarbon, non-Hydrocarbon, and Hydrogen fires – with increased ranges of detection – even in the presence of environmental inhibitors like rain, fog and smoke.
Often suitable for hazardous locations, the FS20X Plus has several marine certifications and is SIL2 rated for safety instrumented system applications.

Honeywell FS20X Plus Flame Detector Australia
If you need a high-performance flame detector for hazardous industrial environments, the Honeywell FS20X Plus Flame Detector is a proven choice for facilities across Australia. At Precision Safety Solutions, we supply flame detection solutions for oil and gas, chemical processing, fuel storage, power generation, heavy industry, and other high-risk applications where fast flame detection and strong false alarm immunity matter.
The Honeywell FS20X platform is designed as a multi-spectrum UV/Dual IR/VIS flame detector with a proven UV solar-blind sensor, helping it respond rapidly to fire events while maintaining strong rejection of nuisance alarms in demanding conditions. Honeywell also publishes long-range performance data, selectable sensitivity settings, built-in communications options, and hazardous-area approvals that make this detector suitable for a wide range of industrial fire detection projects.
At Precision Safety Solutions, we do more than just supply the detector. We help Australian businesses with product selection, quoting, technical advice, installation planning, calibration support, and ongoing service so you can choose the right flame detection solution for your site.
Why Choose the Honeywell FS20X Plus Flame Detector?
The Honeywell FS20X series is built for applications that demand fast response, broad fire detection capability, and dependable operation in harsh environments. Honeywell describes the FS20X as a detector that combines ultraviolet sensing with wideband infrared and visible sensing, supported by dual microprocessors and advanced signal processing. This design supports detection of both hydrocarbon and non-hydrocarbon fires across varied industrial conditions.
Key Benefits
- Fast flame detection for critical industrial fire risks
- Multi-spectrum sensing for improved discrimination
- Strong false alarm rejection in challenging environments
- Suitable for hazardous-area installations
- Selectable sensitivity settings to match application requirements
- Local Australian supply and technical support
- Backed by Precision Safety Solutions for sales, service, and advice
Honeywell FS20X Plus Features
The Honeywell FS20X detector range includes features published by Honeywell and reflected on your current Precision Safety Solutions product page, including:
- Multi-spectrum UV/Dual IR/VIS detection
- Detection range greater than 200 ft for a 1 sq ft heptane reference fire on very high sensitivity
- Selectable sensitivity levels
- Visible sensor for improved false alarm rejection
- Dual microprocessors for reliable performance
- Event log and FirePic data storage
- Built-in RS-485 Modbus communication
- 4–20 mA analog output
- Alarm, fault, and fire verification relays
- Automatic optical path and electronic self-test
- Wide operating temperature range
- Hazardous-area certifications
- IP66 / NEMA 4X enclosure protection on published documentation for the series
These features make the FS20X a strong option where reliability and fast response are essential, especially in facilities handling flammable liquids, gases, or combustible process risks.
The FS20X Plus UV/3IR Flame Detector delivers a wide range of use and flexibility in challenging environments.
Applications
The Honeywell FS20X Plus flame detector is well suited to many Australian industrial environments, including:
- Oil and gas facilities
- LNG and fuel handling sites
- Refineries and petrochemical plants
- Tank farms and fuel depots
- Power generation sites
- Aircraft hangars
- Turbine enclosures
- Chemical plants
- Manufacturing facilities
- Waste and processing plants
- Hazardous storage areas
If your site operates in heat, dust, glare, vibration, or variable weather conditions, choosing the right flame detector technology is critical. Honeywell positions the FS20X family for broad industrial use where fast fire detection and high immunity to false alarms are required.
Why Buy From Precision Safety Solutions?
Precision Safety Solutions is an Australian supplier focused on technical safety equipment, including flame detection, fixed gas detection, portable gas detectors, calibration gas, and servicing. Your existing site also highlights local support, technical advice, and service capability from Wangara, WA.
What You Get
- Fast Australian quotes
- Product selection support
- Help choosing the right flame detector for your hazard
- Support for integration and site requirements
- Local after-sales assistance
- Calibration and technical service support
- Trusted supplier for industrial safety equipment across Australia
For many buyers, the biggest difference is not just the product itself, but having an Australian team that understands real site conditions and can help match the detector to the application.
Frequently Asked Questions
What is the Honeywell FS20X Plus flame detector used for?
The Honeywell FS20X platform is used for detecting flames in hazardous industrial environments such as oil and gas, petrochemical, fuel storage, power generation, and manufacturing applications. Honeywell positions it for demanding applications where rapid detection and low false alarm rates are important.
Is the Honeywell FS20X Plus suitable for hazardous areas?
Yes. Honeywell publishes hazardous-area approvals and industrial certifications for the FS20X range, making it suitable for many hazardous-location installations when correctly specified and installed. Final compliance should always be confirmed for the exact model and site classification.
Does the Honeywell FS20X Plus support Modbus or 4–20 mA?
Yes. Honeywell’s published specifications include RS-485 Modbus communication and a 4–20 mA analog output, along with relay outputs.
What fires can the FS20X detect?
Honeywell describes the FS20X family as capable of detecting hydrocarbon and non-hydrocarbon fires in industrial environments, supported by its multi-spectrum sensing design.
Where can I buy a Honeywell FS20X Plus flame detector in Australia?
You can buy the Honeywell FS20X Plus flame detector in Australia from Precision Safety Solutions, with local assistance on product selection, quoting, and support. Your site already positions Precision Safety Solutions as an Australian supplier of flame detection and fixed gas detection solutions.
