Alarm I / O - EverFocus eZ.HD ECOR HD 4F User Manual

2.2.2 Alarm I / O

The DVR provides 4 alarm inputs and 1 alarm outputs. You can also connect the
radio-controlled clock to the alarm input of the DVR for the time synchronization. The DVR
supports the radio-controlled clock which will automatically synchronize to the time standard
so that you won't need to reset the time manually. Please refer to the table below for PIN
assignment.
Alarm Out Alarm In
COM NC G G 4 3 G G 2 1
Alarm Input
Description
No.
ALM_IN1 – ALM_IN4
1-4
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 Normally Closed dry contacts.
Alarm
Radio-controlled Clock
ALMIN
GND
Alarm Input with N.C. contact in idle state
18
ECOR HD 4F / 8F / 16F