NAFD-500IU

Main Product

Standard Components

Batch Components

NAFD-500IU

Fixed-type Flame Detector

Examples of Gas Detection：

Click for the full list of detectable gases.

Simplified Manual

Download

Quality Assurance & Certifications

Technical Parameter

Technical Specifications	Parameter Details
Spectral Range	3.8um，4.3um，5.0um
Detection Principle	Infrared pyroelectric
Sensitivity	Level I, II, III, IV (default level II, highest level IV)
Explosion Protection Rating	Ex db IIC T6 Gb/Ex tb IIIC T80℃ Db
Ingress Protection (IP) Rating	IP67
Operating Voltage	24VDC（18~30VDC）
Operating Current	≤35mA
Output Signal	Passive contacts of relays
Mounting Method	Wall mounted or lifting
Response Time	＜30S
Detection Range / Detection Distance	50 meters, 0.3M * 0.3M n-hexane fire
Field of View (FOV)	90 °, 100% full cone field of view, axis ± 45 °
Cable Interface	Standard configuration with two NPT3/4 interfaces
Ambient Temperature	-40℃～+70℃
Relative Humidity	0-95% RH/no condensation
Enclosure / Housing	Powder-Coated Aluminum Alloy / Stainless Steel
Dimensions	217.5mm120mm175.5mm (including fixed brackets)
Weight	2200g（Aluminum alloy ）/4200g(SS316)

Product Features

– Advanced UV/IR composite sensing technology, multiple criteria increase detection reliability

– High-performance microprocessor and advanced numerical algorithm model

– Suppression of interference from sunlight, lightning, electric welding, artificial light sources, environment (human, etc.), thermal radiation, electromagnetic interference, mechanical vibration

– Optical non-contact detection, field-adjustable sensitivity, rich electrical interfaces for convenient configuration

– Waterproof and explosion-proof design, strong environmental adaptability

Structure & Dimension Diagram

Detectable Gases

Paid Components

Video

Sample Video

Get in Touch

We will provide you with the most professional solution.

Address

301, 1401, 1501, 1601, Building C1, No. 459, Qiaokai Road, Fenghuang Community, Fenghuang Street, Guangming District, Shenzhen, China (518107)

Related Products

The products include gas sensors, gas detectors, gas alarm controllers and monitoring systems, gas analysis and pre-treatment systems，explosion-proof audio-visual alarm, flame detectors, and industrial HSE IoT.

NAFD-400IR

Learn More >

NAFD-300IR