Liquid Leak Detection with a QS18

Liquid Leak Detection with a QS18 Image


To detect a hazardous liquid leaking from pipes inside a valve box


In a process that uses hazardous chemicals, a fiber optic probe immediately senses liquid that touches the end of the probe. A WORLD-BEAM QS18 sensor responds by triggering a warning alarm.

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QS18 Series All Purpose Photoelectric Sensor
QS18 Series

All purpose photoelectric sensor with universal housing design and 18 mm threaded barrel is an ideal replacement for hundreds of other sensor styles.

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