





| Technical Specifications | Parameter Details |
| Spectral Range | 3.8um,4.3um,4.4um,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 | 217.5mm*120mm*175.5mm (including fixed brackets) |
| Weight | 2200g(Aluminum alloy )/4200g(SS316) |
– Advanced four infrared sensing technology, 1-channel detector, 3-channel reference
– High performance microprocessors and advanced numerical algorithm models
– Effectively suppress interference such as sunlight, lightning, welding, artificial light sources, environment (human, etc.), thermal radiation, electromagnetic interference, mechanical vibration, etc
– Optical non-contact detection, adjustable sensitivity on site, rich electrical interfaces for easy configuration.
– Waterproof and explosion-proof design with strong environmental adaptability


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.
Nuoan’s gas detectors provide instant, accurate alerts, protecting your people and assets 24/7.
Email: sales@nuoan.com
Phone: +86 19928876242
Address: 301, 1401, 1501, 1601, Building C1, No. 459, Qiaokai Road, Fenghuang Community, Fenghuang Street, Guangming District, Shenzhen, China (518107)