Honeywell CADVR-2016WD - Alarm Input;Output Ports

16
８ USB/ MOUSE First USB for backup or upgrade system of DVR；Second
USB for mouse
９ ON/OFF Power supply switcher
１０ DC-12V Power adapter port
１１
ALARM IN：4CH alarm input port
RS-485：A, B
ALARM OUT: N1 N2 for alarm output port, every channel
connect C and O; port is for GND;
3.1.3 Alarm input port
8chanel alarm input, the mode of alarm input is no restriction (possible is normal open also normal close);
the GND alarm detector connect to COM under parallel connection (the power of alarm detector supply by
external power supply;
the ground terminal of alarm detector join-up in parallel with DVR;
the NC of alarm detector connect with the input end (alarm) of DVR;
when you want to reset the remote alarm of triggered , the +12V power supply of alarm detector supply by DVR,
for example, smoke detector.
When you select the external power supply, please share the GND with DVR;
Alarm input circuit:
Alarm inlet connection:
3.1.4 Alarm
output port
4 way switching
value alarm output,
selectable in normally open contact, also selectable in normally closed contact, the external alarm
device should be need Vcc;