YT400 portable 4-in-1 gas alarm device technical parameters: |
Detection gas: complex gas (carbon monoxide CO, hydrogen sulfide H2S, oxygen O2, methane CH4), |
Optional: can detect any 1-4 gas concentration and temperature and humidity |
Detection range: CO (0 ~ 1000ppm), H2S (0 ~ 100ppm), O2 (0 ~ 30% VOL), CH4 (0 ~ 100%LEL), |
Other ranges can be customized |
Resolution: CO (0.1ppml), H2S (0.01ppm), O2 (0.01%Vol), CH4 (0.1%LEL), higher resolution can be customized |
Detection principle: electrochemistry, infrared, |
Sensor life: electrochemical principle more than 2-3 years, oxygen 2 years or 6 years optional, infrared principle 5-10 years |
Detection method: built-in pump suction, flow of 500ml/min |
Display mode: 2.31-inch 320X240 hd color screen display,5 keys operation |
Detection accuracy: ≤±3% (F.S) |
Linearity: ≤±2% |
Reactivity: ≤±2% |
Alarm mode: sound and light alarm, vibration alarm, visual alarm, sound and light + vibration + visual alarm, closing alarm is optional |
Response time: T90≤20 seconds |
Recovery time: ≤30 seconds |
Working power supply: DC3.7v |
Battery capacity: 3.7vDC, 4600mA large capacity rechargeable polymer battery, with over charge, over discharge, over voltage, over heat, short circuit protection function |
Operating environment: temperature: -40℃~+70℃;Relative humidity ≤0-99%RH (built-in filter can be used in high humidity or dust environment) |
Sample temperature: -40℃~+70℃, high temperature sampling and cooling filter handle is selected to detect the concentration of smoke at 400 ℃ or higher temperature |
Temperature measurement: -40℃~+120℃ (optional) accuracy 0.5℃ |
Humidity measurement: 0-100%RH (optional) accuracy: 3%RH |
Data storage: standard 100,000 pieces of data capacity, support the local view, delete or data export, free communication software of upper computer |
The storage function is off by default, and can be set to on. The storage interval can be set arbitrarily |
Communication interface: USB (charge and communication), RS485 or RS232 communication interface is optional |
Interface language: Chinese or English can be set, the default Chinese interface |
Explosion-proof type: intrinsically safe |
Explosion mark: Exia II CT4 |
Protection grade: IP65, dustproof and waterproof splash |
External size: 178×67×40mm(L×W×H) |
Weight: 300 g |
Standard accessories: instruction manual, qualification certificate, warranty card, USB charger (including data cable), high-grade aluminum instrument box, crocodile clip, |
Optical disc (communication software of upper computer), 1 humidity dust filter, with protective cover |
Optional accessories: temperature and humidity measurement function, 1.2m telescopic sampling handle (1-10m hose with standard length of 1m), |
High temperature sampling and cooling filter handle, high temperature and high humidity pretreatment system, multiple humidity dust filter, hanging rope. |
Application: petroleum, chemical industry, medicine, environmental protection, flue gas analysis, air treatment and other occasions that need to detect gas concentration. |