Description
S311 is an ultra-high-sensitivity gas detection instrument that adopts a pump suction detection method. Different detection principles are used according to different gases. It is small in size, easy to operate, convenient to carry, and can also be equipped with a flexible probe with a comfortable hand feel.
Detectable gases: Methane, natural gas, ammonia gas, hydrogen gas, coal gas, propane, acetone, gasoline, coolant, ethanol, oxide, hydrogen sulfide, paint, thinner, oxygen, carbon monoxide, chlorine gas, toluene, industrial solvents, alcohol, gas fuel, and other toxic and harmful gases such as other organic liquid vapors.
Functions Features
Technical Parameters
Detection method | Pump suction type |
Work environment | Temperature – 10 ℃ ~ 55 ℃; Humidity: ≤ 93%RH(no condensation) |
Display method | Color LCD display |
Response time | Combustible gas:<10s , toxic gases: <60s |
Interface | U3 port |
Charged battery | 3.7V-4000mAh lithium ion battery |
Work time | >8h (combustible), 300 hours (toxic) |
Weight | 310g |
Dimensions | 230mm * 68mm * 42mm |
Explosion proof number | CLEx24.1020 |
Security level | Ex ib IB T4 Gb |
Common Gas Parameter listing | ||||
Gas detected | Measuring Range | Optional Range | Resolution Rat | Response Time |
LEL -combustible gas | 0-100%LEL | 0-100%VOL(Infrared or catalytic ) | 1%LEL/1%vol | ≤10s |
carbon monoxide | 0-1000PPm | 0-500/2000/5000PPm | 0.1/1PPm | ≤10s |
TVOC | 0-100PPM | 0-100PPM | 0.1PPm/1PPM | ≤15s |
hydrogen | 0-100%LEL | 0-1000PPM | 1%LEL/1PPM | ≤15s |
natural gas | 0-100%LEL | 0-100%LEL | 1%LEL | ≤10s |
Oxygen-O2 | 0-30%VOL | 0-30%、0-100%VOL | 0.1%vol | ≤10s |
ozone | 0-10PPm | 0-20、100PPm | 0.01PPm/0.1PPM | ≤15s |
hydrogen sulfide-H2S | 0-100PPm | 0-50、200、1000PPm | 1/0.1PPm | ≤10s |
Methane-CH4 | 0-100%LEL | 0-100%VOL | 1%LEL/1%vol | ≤10s |
fluorine | 0-10PM | 0-1、10PPM | 1/0.1PPm | ≤15s |
hydrogen chloride | 0-20PPm | 0-20/50PPm/100PPM | 0.01/0.1PPm | ≤15s |
Nitrogen-N2 | 0-30%VOL | 0-30%VOL、100%VOL | 0.1%LEL/1PPM | ≤10s |
hydrogen | 0-100%LEL | 0-1000PPm | 1%LEL/0.1PPm | ≤15s |
chlorine | 0-20PPm | 0-10、100PPm | 0.1PPm | ≤15s |
ammonia gas | 0-100PPm | 0-50、500、1000PPm | 1/0.1PPm | ≤15s |
oxynitride | 0-20PPm | 0-50、1000PPm | 0.1/1PPm | ≤15s |
methanal | 0-20PPm | 0-50、100PPm | 1/0.1PPm | ≤15s |
sulfur dioxide | 0-20PPm | 0-50、1000PPm | 0.1/1PPm | ≤15s |
nitric oxide | 0-250PPm | 0-500、1000PPm | 1PPm | ≤15s |
nitrogen dioxide | 0-20PPm | 0-50、1000PPm | 0.1/1PPm | ≤15s |
phosphine | 0-20PPm | 0-20、100PPm | 0.1PPm | ≤15s |
acrylonitrile | 0-100PPM | 0-100PPm | 0.1/1PPm | ≤15s |
carbon dioxide | 0-5000PPm | 0-1%/5%/10%VOL(Infrared ) | 1PPM/0.01%VOL | ≤15s |
hydrogen fluoride | 0-10PPm | 0-1、10、50、100PPM | 0.01/0.1PPm | ≤15s |
Xylene/methylbenzene | 0-20PPm | 0-5、10、50、100PPm | 0.01/0.1PPm | ≤15s |
oxirane | 0-100PPm | 0-100PPm | 1/0.1PPm | ≤15s |
For other gases and measuring ranges, please contact us directly! |
WeChat
Scan the QR Code with wechat