securitywarehouse Posted August 22, 2011 Share Posted August 22, 2011 have purchased the Honeywell model from you DT7450 and have just come to start fitting it. However looking at the instructions it states don't fit facing direct sunlight or facing windows yet its a "dual tech" that you recommended for a conservatory. I now that me previous conservatory had a similar model but as it was approaching ten years old and the size of a house brick, I thought I would replace it. Is this Honeywell model suitable? Quote Link to comment Share on other sites More sharing options...
Secware_Tech6 Posted August 22, 2011 Share Posted August 22, 2011 Yes. The reason that is in the instructions is that sunlight will affect the pir element in the detector. In theory this shouldnt be a problem as the microwave element wont trigger die to sunlight. However it is recommended not to install any detector looking at windows etc. Place the sensor in the best position to minimise direct sunlight into the sensor. Also consider the microwave will penetrate the glass / roof etc. Dont fit it right up against the cieling/roof as animals on the roof may be detected by the microwave element. Also ensure the range is adjusted correctly. Quote Link to comment Share on other sites More sharing options...
Secware Posted September 12, 2011 Share Posted September 12, 2011 I have started to fit the dual tech PIR as the conservatory is now finished. I have power to it but to which connections do the "alarm wire " go to. The contacts in the PIR are as follows. T1 T2 (Tamper) C EOL NC (Alarm) V- V+ (Power) I had connected them to C and NC but I can't get it to trigger. It does trigger if I disconnect on of them. I do realise that I should get a professional to fit it but the forum is worth a try first. Quote Link to comment Share on other sites More sharing options...
Secware_Tech6 Posted September 15, 2011 Share Posted September 15, 2011 you should get a pro in to check it is setup correctly etc. but the alarm pair is between C and NC. Quote Link to comment Share on other sites More sharing options...
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