油水界面檢測(cè)儀有一個(gè)光學(xué)探針，可以發(fā)出污染物（通常是碳?xì)浠衔铮┐嬖诘男盘?hào)，該污染物通常漂浮在地下水表面或沉積在地下水下面。
當(dāng)探頭下降到井中時(shí)，使用紅外傳感器來(lái)確定特殊毫米電纜上指示的深度處產(chǎn)品（通常是碳?xì)浠衔铮┑拇嬖冢妼?dǎo)率傳感器則識(shí)別下層水位。兩種方式之間的通道通過(guò)從連續(xù)音調(diào)（“產(chǎn)品”或油）到脈沖音調(diào)（水）的過(guò)渡來(lái)指示。
Available lengths: 30m, 50m, 100m, 150m, 200m, 300m, 400m, 500m, 600m
Flat polyethylene cable with two non-deformable twisted steel conductors (less than 0.002mm on 30m, tensile strength 134.7kg), with Kynar coating (resistant to most solvents and easily decontaminated)
Graduation every millimeter
Accuracy 0.008%
Probe: : diameter 19 mm, stainless steel material
Signal: acoustic and visual signal to indicate the level reached
Sensitivity adjustment: accessible from the outside (water) or inside (product)
Cable reel with stop
Reel and frame in painted iron
Power supply: with 9V battery (replaceable from the outside)
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