Pneumatic Rate-of-Rise Tubing Heat Detector


Pneumatic Rate-of-Rise Tubing Heat Detector : A line-type detector comprising small-diameter tubing, usually copper, that is installed on the ceiling or high on the walls throughout the protected area. The tubing is terminated in a detector unit containing diaphragms and associated contacts set to actuate at a predetermined pressure. The system is sealed except for calibrated vents that compensate for normal changes in temperature
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