eLine Technology ECO3 User Manual - Manual (Page 19)

19
Net DVR
Alarm output connection:
The alarm output side is normal-off and do not have voltage output. The other alarm equipments need the individual power supply.
Alarm
Output1A Output1B
DVR
supply the power separately
Normally, Alarm’s power usually is much bigger, preferably supply power separately, and do not use the DVR's power to supply.
Each series alarm output critical parameters are as follows: 120V/AC1A,24V/DC1A.Exceeding these parameters will damage the motherboard.