New Media Technology IP Power 9212 - Manual (Page 9)

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..
- 8 -