New Media Technology 9212 manual

NOTE: Because of the polarity protective function, it won’t damage the product if you reverse the polarity in installation. But it will cause the product cannot work properly

2.Source mode ( Voltage signal ) -- IN1 & IN4: can be connected to voltage signal detectors such as smoke detector, light detector and gas detector.

3.Sink mode ( Resistance signal ) —IN5 & IN8: can be connected to magnetic reed switch as the follow figures

It can be installed in the entrance guard or security equipment such as doors, windows, drawers and safe case..

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