礦用甲烷檢測儀的型號:現(xiàn)場款【TH-JW1】、遙測款【TH-JW2】;礦用甲烷檢測儀是一種專為礦山環(huán)境設(shè)計(jì)的便攜式氣體檢測儀器,主要用于實(shí)時(shí)監(jiān)測礦井中的甲烷(瓦斯)濃度。該檢測儀采用高靈敏度的傳感器,能夠快速、準(zhǔn)確地測量甲烷氣體的濃度,并在濃度超標(biāo)時(shí)及時(shí)發(fā)出聲光報(bào)警,提醒礦工迅速采取安全措施。其設(shè)計(jì)堅(jiān)固耐用,適應(yīng)礦山惡劣的工作環(huán)境,具有防塵、防水、防爆等特性。
一、產(chǎn)品簡介
甲烷檢測報(bào)警儀適用于煤礦井下作業(yè)環(huán)境中甲烷氣體濃度的測量及報(bào)警。具有日期、時(shí)間、聲光報(bào)警等功能。測定器具有操作簡單、攜帶方便、準(zhǔn)確可靠等優(yōu)點(diǎn)。
二、技術(shù)參數(shù)
防爆型式:礦用本安兼隔爆型
a)環(huán)境溫度:0℃~40℃,此時(shí)應(yīng)按GB 3836.1-2010中5.1.1條附加標(biāo)志“X”,或在銘牌中標(biāo)注溫度范圍;
b)相對濕度:不大于98%;
c)大氣壓力:80kPa~116kPa;
d)風(fēng)速:≤8m/s;
e)環(huán)境噪聲不超過70 dB(A)的場合;
f)煤礦井下有瓦斯,煤塵等爆炸危險(xiǎn)的環(huán)境;
g)無破壞金屬和絕緣材料的腐蝕性氣體的地方
測量氣體 | 甲烷 |
測量原理 | 催化燃燒原理(CH) |
測量范圍 | CH?:(0.00~4.00)% |
基本誤差 | CH?:((0.00~1.00)%CH?:±0.10%CH?(1.00~3.00)%CH?:真值的士10%(3.00~4.00)%CH?:士0.30%CH: |
報(bào)警點(diǎn)及誤差 | 可以任意設(shè)置報(bào)警值,以下為默認(rèn)報(bào)警值CH?:報(bào)警點(diǎn)1.00%,報(bào)警誤差士0.05%CH |
響應(yīng)時(shí)間 | CH?:不大于 20 秒 |
報(bào)警聲級強(qiáng)度 | 不小于 80dB(距蜂鳴器1米) |
光報(bào)警強(qiáng)度 | 不小于20米(黑暗處) |
電池連續(xù)工作時(shí)間 | 10 小時(shí) |
外形及尺寸 | 113mmx55mx32mm /175g |
防爆形式 | 礦用本安兼隔爆型 |
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