securitywarehouse Posted December 3, 2010 Share Posted December 3, 2010 Please can you tell me if Optex FX50QZL PASSIVE DETECTOR is a dual technology PIR sensor? Quote Link to comment Share on other sites More sharing options...
accounts3 Posted December 7, 2010 Share Posted December 7, 2010 No it is a passive detector, a quad detector, Honeywell do a Dual Tech a DT7550 although there will be others to choose from Quote Link to comment Share on other sites More sharing options...
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