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Apollo Xpander Radio Heat Detector
Product code: FAA:Radio HDA1R
There are two radio heat detectors in the Apollo XPander wireless range designed to suit a wide variety of operating conditions. A static heat detector (CS) which responds only when a fixed temperature has been reached and a Rate-of-Rise Detector (A1R) which has a fixed upper limit, but in addition, measures the rate of increase in temperature.
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