JA908-ETO pumping ethylene oxide detector gas concentration | Обустройство дома

First, the product description JA908-ETO pumping ethylene oxide gas detector is suitable for gas concentration detection in various industrial environments and special environments. It adopts imported electrochemical/infrared gas sensor and microcontroller technology, with fast response and high measurement accuracy. The stability and repeatability are good, and the parameters can be customized by the user, and the operation is simple. Built-in 4000mA large-capacity polymer rechargeable battery, long standby; 2.4-inch industrial-grade color screen, display various technical indicators and gas concentration values, can view historical data on the screen, with storage, data export, temperature and humidity detection, etc.   Second, the instrument features: 1 Ultra-low power 32-bit microprocessor using the latest semiconductor nanotechnology 2 2.4 inch industrial color screen with 320x240 resolution 2 PPM, %VOL, mg/m3 three concentration units can be switched freely 3 With data storage function, it can store 100,000 sets of data, which can visually view historical data on the screen and export data. 4 With temperature and humidity detection function, it can detect the temperature and humidity of gas in the field or pipeline (optional) 5 Various modes can be adjusted: detection mode, storage mode, display mode, air pump mode 6 Built-in powerful air pump, can work under micro-negative pressure environment, reasonable air chamber design can ensure sensor is free from pressure interference 7 With overvoltage protection, overcharge protection, anti-static interference, anti-magnetic field interference and other functions 8 Full software automatic calibration, sensor up to 6-level target point calibration function, ensuring measurement accuracy and linearity, and with data recovery function 9 full Chinese / English operation menu, simple and practical 10 With temperature compensation, the instrument is dust-proof and equipped with a dust filter for various harsh occasions.     Third, technical parameters:

 

Detecting gases: Ethylene oxide (ETO), imported electrochemical / infrared gas sensor Measurement range: 0-10,50,100,500,5000,20000PPM Identification rate: 0.01PPM(0-100PPM),0.1PPM(0-500PPM),1PPM(0-2000PPM) Temperature and humidity: Selection accessories, temperature detection range: -40 ~ 120 C, humidity detection range: 0-100%RH Detection method: Pump suction, built in powerful pump, adjustable flow rate: 100-1000mL/min, can be operated under the micro negative pressure environment. Detection precision: ≤±3% Linear error: ≤±1% Response time: Less than or equal to 20 seconds(T90) Zero drift: ≤ 1 % ( f.s / year ) Recovery time: Less than 20 seconds Repeatability: ≤±1% Detection mode: Real-time detection, timing detection can be set Storage mode: Real-time storage, timing storage can be set; can store 100000 groups of data, can view historical data on the screen Explosion proof sign: Ex ia IIC T4 Ga Shell material: ABS+PC Protection level: IP65 Operating temperature: -30 ～ 60℃ Work power supply: 4000mA rechargeable polymer battery Working humidity: ≤ 95 RH, no condensation Size weight: 180*85*55 mm(L×W×H)
0.5 Kg (net weight of instrument) Work pressure: -30Kpa ～ 200Kpa Standard accessories: Dust filter, instrument box 1, specification, certificate, USB charger, data line, calibration hood. Implementation criteria: Gb 3836.1 - 2010 explosive environment part 1: general requirements for equipment
GB3836.4-2010 fourth parts of explosive environment: equipment protected by intrinsically safe "I".