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簡(jiǎn)介
測(cè)量空氣和無(wú)腐蝕性氣體的壓差，用于暖通空調(diào)系統(tǒng)中對(duì)于精度和質(zhì)量要求較高的場(chǎng)合
應(yīng)用范圍
· 測(cè)量通風(fēng)和空調(diào)管道的微壓差
· 氣流監(jiān)測(cè)
· 監(jiān)測(cè)濾網(wǎng)和控制風(fēng)機(jī)
· 實(shí)驗(yàn)室、生產(chǎn)區(qū)域和潔凈室壓力監(jiān)控
· 測(cè)量 VAV 系統(tǒng)送排風(fēng)側(cè)變風(fēng)量
典型應(yīng)用：
① 測(cè)量風(fēng)管相對(duì)于周邊環(huán)境的高壓或低壓狀況
② 測(cè)量不同房間的壓差
③ 獲取VAV中送回風(fēng)的變風(fēng)量值
④ 監(jiān)測(cè)過濾器并控制風(fēng)機(jī)
特點(diǎn)
·高精度測(cè)量
·可調(diào)特性曲線（線性或平方根）
·工作電壓: QBM3020-..:AC 24 V / DC 13.5…33 V
QBM3120-..:DC 8...33V
·輸出信號(hào): QBM3020-..:DC 0...10 V
QBM3120-..:4…20 mA
·零點(diǎn)可校準(zhǔn)
·外殼集成支架，可簡(jiǎn)單快速安裝
·長(zhǎng)期穩(wěn)定性，免維護(hù)
·帶校準(zhǔn)和溫度補(bǔ)償?shù)臏y(cè)量信號(hào)
·供貨時(shí)提供塑料管
·非常短的響應(yīng)時(shí)間
·實(shí)際測(cè)量值顯示*
型號(hào)概覽
型號(hào)  壓力測(cè)量范圍
標(biāo)準(zhǔn) 終值可設(shè)定  輸出信號(hào)
QBM3020-1U -50...+50Pa ±(30..50)Pa 0..10V DC
QBM3020-1 0...100Pa 50...100Pa 0..10V DC
QBM3020-3 0...300Pa 100...300Pa 0..10V DC
QBM3020-5 0...500Pa 300...500Pa 0..10V DC
QBM3020-10 0...1000Pa 500...1000Pa 0..10V DC
QBM3020-25 0...2500Pa 1600...2500Pa 0..10V DC
QBM3020-1D 0...100Pa 50...100Pa 0..10V DC
QBM3020-3D 0...300Pa 100...300Pa 0..10V DC
QBM3020-5D 0...500Pa 300...500Pa 0..10V DC
QBM3020-10D 0...1000Pa 500...1000Pa 0..10V DC
QBM3020-25D 0...2500Pa 1600...2500Pa 0..10V DC
QBM3120-1U -50...+50Pa ±(30..50)Pa 4...20mA
QBM3120-1 0...100Pa 50...100Pa 4...20mA
QBM3120-3 0...300Pa 100...300Pa 4...20mA
QBM3120-5 0...500Pa 300...500Pa 4...20mA
QBM3120-10 0...1000Pa 500...1000Pa 4...20mA
QBM3120-25 0...2500Pa 1600...2500Pa 4...20mA
QBM3120-1D 0...100Pa 50...100Pa 4...20mA
QBM3120-3D 0...300Pa 100...300Pa 4...20mA
QBM3120-5D 0...500Pa 300...500Pa 4...20mA
QBM3120-10D 0...1000Pa 500...1000Pa 4...20mA
QBM3120-25D 0...2500Pa 1600...2500Pa 4...20mA