Dedicated Micros ©2009
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Step Relays
The D�-�� ��press supports up to four 24� 200m� relays.
Relay Connector
Pin
Connection
1 / 6
Relay 1 signal
2 / 7
Relay 2 signal
3 / 8
Relay 3 signal
4 / 9
Relay 4 signal
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
1-20
21-25
Earth Common
