Product Features
① Imported high-performance sensors with excellent anti-interference performance
② Adopting advanced microprocessor technology, it has fast response speed, high measurement accuracy, good stability and repeatability
③ The detection site has on-site sound and light alarm function, and the gas concentration exceeds the standard and immediately alarms, which is a safety guarantee for dangerous on-site operations
④ On site backlit large screen with multiple parametersLCDDisplay, visually show gas concentration, type, unit, working status, etc
⑤ Independent chamber, no need for on-site calibration when replacing sensors, automatic identification of key sensor parameters
⑥ Full range temperature digital automatic tracking compensation ensures measurement accuracy
⑦ Full software automatic calibration function, this machine is equipped with standard four buttons to achieve single person single point on-site maintenance of technical parameters

Fixed online nitrogen dioxide detection and alarm integrated machine

Gas detection: nitrogen dioxide

Measurement range: 0-20, 100ppm, 500ppm, 2000ppm

Resolution: 0.001ppm (0-10ppm); 0.01ppm（0～100 ppm）； 1ppm（0～2000 ppm）

Detection principle: electrochemistry

Detection methods: fixed, online detection, diffusion measurementpump-suction typemeasurementoptional

Installation methods: wall mounted, pipe mounted, and flow-through options are available

Accuracy: ± 3% FS

Display mode: LCD display (optional)

Response time:≤30second

Recovery time:≤60second

Explosion proof mark:ExiaⅡCT6 Ga

AApplicable to0 District1District2 District, containingIIA～IICClass,T1～T6Explosive gas mixture sites;

BThe product has passed the inspection of the National Explosion proof Electrical Product Quality Inspection Center and obtained the Explosion proof Certificate of Conformity;

Explosion proof connection thread:3/4'NPT

Analog signal output:Three (four)Line system 4-20mA linear output

Digital signal output: RS485 digital signal output based on bus system,Combined with RS232 adapter card, data can be stored on the computerOptional

Maximum transmission distance:1100Rice（Rvv0.75Square millimeter shielded cable),Can support wireless transmission without wiring

Working temperature: -20 ℃~+50 ℃

Relative humidity: 10% to 95% RH (non condensing)

Power supply: 24VDC ± 12VDC

Maximum power consumption: 2.5W

Weight: Approximately 1.5Kg

Fixed online nitrogen dioxide detection and alarm integrated machineWidely used in industries such as petroleum, chemical, environmental protection, metallurgy, refining, gas transmission and distribution, pharmaceuticals, etc