First Alert 4800 - Manual (Page 57)

DVR Settings
Model 4800 User's Manual
A LARM I NPUT C HANNEL
Click the arrow button to select an alarm input channel, view/change the alarm
configurations and set up each or all cameras (options: 01, 02, 03, 04, or ALL).
A LARM I NPUT T YPE
Select the type of alarm input for the previously selected channel (options: N.O—Normally
Open and N.C. —Normally Closed).
N.O. Normally Open – in the normal state, the sensor device is kept under constant
low voltage. If output voltage changes from low to high, an alarm is triggered.
N.C. Normally Closed – in the normal state, the sensor device is under constant high
voltage (maximum 5V DC). If output voltage changes from high to low, an
alarm is triggered.
E VENT H ANDLING
The Event Handling options are:
RECORD Select the channel(s) that will start recording when an alarm is triggered.
PTZ PRESET* Select the PTZ behavior for the channels when an alarm is triggered. Only
preset point 1 can be triggered (Multiple channels can be selected.)
ALARM OUT
Set the triggered alarm output (ON or OFF).
BUZZER Set the internal buzzer behavior when an alarm is triggered (ON or OFF).
UPLOAD Set the option for sending information about an alarm.
Note 1: Set up the record schedule in Record Schedule before setting the alarm
triggered record.
Note 2: For alarm triggered PTZ, make sure the preset point is set and the correct
PTZ channel number is selected.*
* Cameras supplied with 4800 system are not equipped with PTZ feature.