Model: HNAG1000
Detection: Nitrogen Dioxide (NO2)
Detection Principle: Electrochemical (Dedicated for flue gas)
Detection Range: 0-1ppm (Atmospheric monitoring), 0-20(150)ppm, 0-2000ppm, 0-2000(3000)ppm
The HNAG1000 online gas concentration detector is engineered for real-time and accurate detection of NO2 gas concentration and leakage in demanding environments. Built with a rugged 316L stainless steel shell, it is specifically designed to excel in flue gas applications and atmospheric monitoring, ensuring maximum safety for personnel and equipment.

Utilizing imported sensor technology and microcontroller design, this electrochemical NO2 sensor delivers fast response speed, high measurement accuracy, and excellent stability. The explosion-proof wiring method (Ex d IIC T6, ATEX) ensures safe operation in various hazardous places.

The robust 316L stainless steel shell provides exceptional environmental protection. It is complemented by a built-in filter gasket that effectively filters dust, ensures gas circulation, and prevents impurities from affecting the sensor's performance. Furthermore, the integrated sound and light alarm light offers a loud and highly visible warning during gas leak events.

Monitoring NO2 levels is completely effortless with the 2.5-inch high-definition color screen. It clearly displays real-time gas concentration, temperature, and humidity at a glance.

The intuitive operation menu allows users to easily navigate calibration, alarm settings, and system configurations. For maximum safety, the standard infrared remote control enables full operation without opening the cover in dangerous situations.

Our NO2 gas detector supports multiple standard signal outputs simultaneously, including 4-20mA, RS485 utilizing the standard MODBUS RTU protocol, and relay switching output. This makes it perfectly compatible with various control alarms, PLC, DCS, and other control systems.

Designed for modern industrial safety and aesthetics, the detector supports wall-mounted, pipe, ceiling, and bracket installation. Our recommended professional installation setups ensure a highly secure environment with absolutely no visible wires, maintaining a neat and hazard-free monitoring station.

Whether installed in underground garages, thermal power plants, or chemical facilities, the clean, wire-free installation appearance enhances both the safety and the professional standard of your site.

A: The detector features a rapid response time of T90 < 10S and an impressive precision of ±2%F.S.
A: Yes, various wireless signal options are supported, including GPRS, 4G, WIFI, LORA, and ZigBee. Modules can be built-in for short-range transmission or used externally to transmit remote data to cloud platforms without distance restrictions.
A: The fixed NO2 gas detector operates efficiently in temperatures ranging from -20 to 50℃ and humidity levels of 0-95%RH. For extreme environments, optional pretreatment systems (high temperature, high humidity, high dust) are available.
A: Absolutely. The device features an intrinsically safe circuit design, explosion-proof certification (Ex d IIC T6, ATEX), and secondary lightning protection, allowing it to withstand high-intensity pulse surge current impacts.

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The HNAG800-CL2 Preprocessing Online Monitoring System delivers real-time Chlorine gas detection. Featuring a highly sensitive electrochemical sensor, it ensures rapid response and high accuracy within a rugged stainless steel enclosure for strict industrial safety.

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The HNAG800-HBR/HCL Preprocessing Online Monitoring System provides real-time Hydrogen Bromide and Hydrogen Chloride detection. Featuring a precise electrochemical sensor in a stainless steel enclosure, it ensures rapid response and industrial safety.

The HNAG800-HCN Preprocessing Online Monitoring System delivers real-time Hydrogen Cyanide detection. Featuring a highly sensitive electrochemical sensor, it ensures rapid response, high accuracy, and explosion-proof safety within a rugged stainless steel enclosure.

The HNAG800-NO Preprocessing Online Monitoring System delivers real-time Nitric Oxide detection. Featuring an advanced electrochemical sensor for atmospheric monitoring, it ensures rapid response and high precision in a rugged stainless steel enclosure.

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The HNAG800-SO2 Preprocessing Online Monitoring System delivers real-time Sulfur Dioxide detection. Featuring an advanced electrochemical sensor for flue gas, it ensures rapid response and high precision in a rugged stainless steel enclosure.

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The HNAG1000-CFC Preprocessing Online Monitoring System offers continuous, real-time CFC gas detection. Utilizing NDIR and catalytic combustion sensors within a rugged stainless steel enclosure, it ensures high accuracy and safety in harsh environments.

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The HNAG1000-PM is an industrial fixed dust detector featuring a high-precision laser scattering sensor. With IP66 protection, explosion-proof casing, and RS485/4-20mA outputs, it ensures real-time, accurate PM monitoring for harsh environments.

The HNAG1000-H2S-Z is an industrial fixed hydrogen sulfide (H2S) gas detector featuring a rugged stainless steel enclosure. Equipped with a precise electrochemical sensor, it delivers real-time monitoring, multi-signal output, and IP66 protection.

The HNAG920-5H portable 5-in-1 gas detector supports both pump suction and diffusion modes. It monitors O2, H2S, CO2, CO, and N2 simultaneously with high accuracy, featuring wireless transmission, a 180° auto-rotating screen, and a durable PC+TPU housing.

The HNAG800-O3 Preprocessing Online Monitoring System provides real-time Ozone detection. Featuring an advanced electrochemical sensor in a stainless steel enclosure, it ensures rapid response and high precision for strict industrial safety.

The HNAG800-CLO2 Preprocessing Online Monitoring System delivers real-time Chlorine Dioxide detection. Featuring a highly sensitive electrochemical sensor, it ensures rapid response and high accuracy within a rugged stainless steel enclosure for strict industrial safety.

The HNAG800-CL2 Preprocessing Online Monitoring System delivers real-time Chlorine gas detection. Featuring a highly sensitive electrochemical sensor, it ensures rapid response and high accuracy within a rugged stainless steel enclosure for strict industrial safety.

The HNAG800-HF Preprocessing Online Monitoring System delivers real-time Hydrogen Fluoride detection. Featuring a highly sensitive electrochemical sensor, it ensures rapid response and high accuracy within a rugged stainless steel enclosure for robust industrial safety.

The HNAG800-F2 Preprocessing Online Monitoring System provides real-time Fluorine detection. Featuring a precise electrochemical sensor within a robust stainless steel enclosure, it ensures rapid response and high safety in harsh environments.