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It's recommended to mount it at height of 2.2m from ground, and to be installed
indoors in a corner as far as possible in order to obtain the ideal detection range.
The sensitivity is optimal when the walk direction is vertical to the infrared
direction.Choose the best location and angle according to the actual situation.
PIR Sensor Installation Notices
Please pay attention on below issues when installation :
1. Avoid infrared detectors facing to glass windows or doors;
Strong light will interferes with detection sensitivity. What's more, complicated
situation such as traffic flow,stream of people also should be avoided.
2. Avoid infrared detectors facing to or close to heat/cold sources
Heat/Cold sources, such as heaters, air conditioner,microwave oven which may cause
false triggering.
3. Avoid two PIR sensors placed in the same space.
There will be interference phenomenon caused by trigger at the same time if several
sensors installed in same place will
4. Avoid installing infrared detector at outside, and it's only for indoor use.
4).Strobe Siren
Overview
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