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直讀式粉塵濃度測(cè)定儀 我有新說法
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摘要編輯區(qū)域

目錄

  CCZ1000直讀式粉塵濃度測(cè)量?jī)x(以下簡(jiǎn)稱測(cè)量?jī)x)是以紅外光吸收法原理,一種用于測(cè)定環(huán)境空氣中浮游粉塵濃度的儀器。該儀器根據(jù)MT163—1997《直讀式粉塵濃度測(cè)量?jī)x表通用技術(shù)條件》和Q/320582YLA013-2016《CCZ1000直讀式粉塵濃度測(cè)量?jī)x》技術(shù)條件及GB3836-2010標(biāo)準(zhǔn)中ExibI等(本質(zhì)安全型)防爆設(shè)計(jì)粉塵濃度測(cè)量?jī)x器,該儀器的呼吸分離裝置的分離效能的“BMRC”曲線要求,能準(zhǔn)確及時(shí)地反映接塵人員吸入的呼吸性粉塵質(zhì)量和不同粉塵作業(yè)場(chǎng)所中粉塵的污染狀況,為準(zhǔn)確評(píng)價(jià)作業(yè)場(chǎng)所的衛(wèi)生狀況提供可靠數(shù)據(jù),該儀器適用于煤礦井下及其它含有爆炸危險(xiǎn)性氣體的作業(yè)場(chǎng)所。

  該儀器結(jié)構(gòu)緊湊,操做簡(jiǎn)單、負(fù)載、負(fù)壓能力大,自動(dòng)定時(shí)采樣、流量穩(wěn)定、全中文液晶顯示、便于攜帶等特點(diǎn)。

  1、粉塵濃度測(cè)量范圍:0.01mg/m3~1000mg/m3

  2、粉塵濃度測(cè)量相對(duì)誤差:±15%

  3、穩(wěn)定性相對(duì)誤差:±2.5%

  4、采樣流量:2.0L/min

  5、采樣流量誤差:≤2.5%

  6、采樣流量穩(wěn)定性:≤±5%

  7、采樣效能:符合“BMRC”采樣效能曲線

  8、電源:采用Ni-H電池2.3A/h,6節(jié),串聯(lián)4只0.51Ω/10W的限流電阻,用環(huán)氧樹脂灌封后置于電池盒內(nèi),額定電壓Ue:7.2V;其高輸出電壓Uo:9.0V;大輸出電流Io:4.52A

  9、工作電壓:6.5V~9.0V DC(本安)

  10、防爆型式:礦用本質(zhì)安全型,防爆標(biāo)志:Exib I Mb

  11、外形尺寸:218×160×80(mm)

  12、重量:2.50Kg

參考資料

參考資料編輯區(qū)域


目錄

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21 測(cè)量?jī)x在下列環(huán)境條件下應(yīng)能正常工作:
a) 工作溫度: -20℃~40℃;
b) 相對(duì)濕度:≤95%;
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