Bayanan samfurin
MP402 mai ƙonewa gas firikwensin ya yi amfani da multi-layers kauri fim masana'antu tsari, a bangarorin biyu na kananan Al2O3 yumbu substrate yin dumama da karfe oxide semiconductor gas layers daban-daban, kunshe a cikin karfe shell. Sensor lantarki conductivity canza lokacin da wani gano gas kasancewa a cikin muhalli iska. The mafi girma na gas, da mafi girma na'urar firikwensin na lantarki. Amfani da kewayawa mai sauƙi zai iya canza wannan canji na gudanarwa zuwa siginar fitarwa da ta dace da yawan gas.
Sensor siffofin
Wannan samfurin yana da kyakkyawan hankali ga methane a cikin wani fadi madaidaiciya kewayon, yana da kyakkyawan anti tsangwama ikon, low ikon amfani, amsa dawowa da sauri, kyau kwanciyar hankali, dogon rayuwa, low farashi, tuki kewaye mai sauki da sauran amfanin.
Babban aikace-aikace
1. Mai ƙonewa gas zubuwa sa ido na'urar, wuta / aminci ganowa tsarin don gida, masana'antu, kasuwanci amfani.
2. Mai ƙonewa gas leakage ƙararrawa, gas leakage detector.
Technical nuna alama
samfurin model | MP402 | ||
samfurin iri | Flat semiconductor firikwensin | ||
Standard kunshin | Karfe kunshin | ||
Gano Gas | methane, gas na halitta, biogas | ||
Gano mayar da hankali | 300 ~ 10000ppm (methane, gas) | ||
daidaitattun kewayawa Sharuɗɗa |
Circuit ƙarfin lantarki | VC | ≤24V DC |
dumama ƙarfin lantarki | VH | 5.0V±0.1V AC or DC | |
Load juriya | RL | daidaitawa | |
daidaitattun gwajin Sharuɗɗa Gas Minyuan abubuwa jima'i |
Heating juriya | RH | 85Ω ± 15Ω (zafin jiki na dakin) |
Heating ikon amfani | PH | ≤350mW | |
Jiki mai hankali juriya |
RS | 1KΩ ~ 20KΩ (a cikin 5000ppm methane) | |
Sensitivity | S | Rs (a cikin iska) / Rs (a cikin 5000ppm甲烷) ≥5 | |
Taro da inclination | α | ≤0.6(R5000ppm/R1000ppmmethane) | |
Standard gwajin yanayi | zazzabi, zafi | 20℃±2℃; 55%±5%RH | |
Standard gwajin kewaye | VC:5.0V±0.1V; VH:5.0V±0.1V |
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Preheating lokaci | Kasa da 48 hours daga nan. |