© Safe Fleet | 2020 | All rights reserved | Part #: 700-1234 R1
DH4 Installation Guide
p. 31
DH4 Basic Conguration
ITEM DESCRIPTION VALUE [DEFAULT]
Alarm Click to display settings for the selected Alarm.
By default, Alarm1 is connected to the RGY button. Alarms 2-4 can
come from Signals, GPS geo-fencing, G-sensor, or Excessive Speed
[Alarm1], Alarm2, Alarm3,
Alarm4
Duration The length of time after the alarm has been triggered that agged
video is recorded at the alarm speed (FPS), quality, and resolution
settings described below.
0, 5, 10, [30] sec., 1, 3, 5, 10,
15, 20, 30, 45 min
Input Applies to Alarm 1 only. When triggered with the RGY button, use the
default setting.
Control how the alarm input senses activation: choose "N.O." (Normally
Open) if the circuit rests at 0 VDC and goes to 12 VDC when active;
choose N.C. (Normally Closed) if the circuit rests at 12 VDC and drops
to 0 when active.
[N.O.], N.C.
FPS For each channel, the recording speed in FPS (Frames Per Second)
used when the alarm is triggered.
If the DVR normally records at a mid-range or low FPS to conserve
storage space, set a higher FPS value to increase video quality for a
short duration to record an alarm event.
OFF, 1, 5, 7, 10, 15, 20, [30]
FPS
For each channel, the recording quality used when the alarm is
triggered.
The DVR offers a range of quality settings, from 1 (low) to 4 (high).
1, 2, [3], 4
Resolution For each channel, the recording resolution (in pixels) used when the
alarm is triggered. The higher the recording resolution, the better the
picture looks, but the shorter the recording time on a hard drive.
Details depend on the camera connected to the channel (HD 1080p,
the default, and two lower-quality options are available.
[1920 x 1080]
[1280 x 720].
[720 x 480].
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