Alarm I / O - EverFocus EPHD16+U User Manual

2.4.3

Alarm I / O

The DVR provides 16 alarm inputs and 4 alarm outputs. Please refer to the table below for PIN
assignment.
Alarm In:
Alarm Input
Description
No.
ALM_IN1 – ALM_IN16
1-16
G GND
Alarm Input Contacts
This DVR provides one alarm input per camera. All inputs are programmable N.O. (Normal
Open) or N.C. (Normal Closed). All settings are programmed in the ALARM / Event menu.
ALMIN
GND
Alarm Input with N.O. contact in idle state
Alarm Output Contacts
The relay output provides either Normally Open or Normally Closed dry contacts.
ALMOUT +
ALMOUT -
Alarm Out:
ALMIN
GND
Alarm Input with N.C. contact in idle state
ALMOUT +
ALMOUT -
17
EPHD16+U Universal DVR