Hard Disk Mobile DVR User Manual V2.2
13
2.6 GPS Antenna and 3G/4G Antenna
GPS 3G 4G
2.7 Alarm input and output
The device has 8 alarm input and 2 alarm output interfaces. Alarm input detection is level detection.
Various state of alarm level can be detected while the vehicle is in motion, such as braking, steering
horn etc. Below is a diagram that shows when the braking vane Is depressed, the MDVR would be
able to detect the high level, otherwise, just detect the low level.
Alarm outputs are level output drive capability for the 200MA, if you want to drive relatively large power
device, must connect external relay. Shown below is the Alarm output photoelectric alarm wiring
diagram.
2.8 Device Installation Guide
A Inspecting the Accessories
After unpacking, please check the device for damage or deformation. If there are, please do not install
the device and get in touch with the supplier. In the product box there is a packing list. Please cross
check this list with the device and its accompanying accessories.
24V
MDVR alarm output
Summary of Contents for MVR9004/8
Page 1: ...1 User Manual for GPS 3G 4G 4 8ch D1 Hard Disk Mobile Digital Video Recorder MDVR Model ...
Page 8: ...Hard Disk Mobile DVR User Manual V2 2 8 2 2 Device drawing Dimension Install Holes ...
Page 20: ...Hard Disk Mobile DVR User Manual V2 2 20 3 2 Text Input 3 3 Video settings ...
Page 21: ...Hard Disk Mobile DVR User Manual V2 2 21 3 4 PTZ connection way and setting ...