Dedicated Micros DV-IP Express Nstallation And Operation Manual page 15

Step  Relays

The D�-�� ��press supports up to four 24� 200m� relays.
Relay Connector
Pin
1 / 6
2 / 7
3 / 8
4 / 9
Step  Alarms
The D�-�� ��press supports 20 normally open�closed tamper proof alarm inputs, or one Global
keyswitch input with camera specific inputs configurable as entry�e�it alarms. The alarms support
tamper proof detection using 1k in line and 5� end of line resistance. The D�-�� ��press detects
short circuit, open circuit and contact closure. This functionality is part of the ad�anced alarms
supported on Net�u Connected products and includes features required for Central �onitoring. �t is
compatible with the �ritish Standard �S8418.
Relay Connector
Pin Alarm Input Connection
1 - 20
21-25
Dedicated Micros ©2009
Connection
Relay 1 signal
Relay 2 signal
Relay 3 signal
Relay 4 signal
1-20
Earth Common
1