Installation Manual

Arecont Vision MegaView
TM
v1 Installation Manual
3 | Page
Optional: Connecting External Power for
Camera, IR Illuminator and Fan.
6. To use the external power, 12-48VDC or
24VAC, to power on camera, IR illuminator
and fan, connect external power with pigtail
cable connector (Image 7)
NOTE: MegaView
TM
v1 cameras contain fan
which is always on.
7. To use digital I/O, connect digital I/O with
pigtail cable connector. (Image 7)
Optional: Connecting Digital I/O:
NOTE: MegaView
TM
v1 DN version supports
both digital input and output; IR version only
supports digital input.
NOTE: Table 1 shows electrical
characteristics and Table 2 shows cable color
for digital in and out.
Electrical
Characteristics:
Min Max Camera
Input voltage (V)
(measured between
+ and – terminals)
ON 2.9 6.3
IR & DN
Versions
OFF 0 1.3
Output current (mA)
(measured between
+ and – terminals)
Applied Voltage
Rage: 0 - 80V
ON - 50
DN
version
Only
OFF - 0.1
Table 1
NOTE: Both the input and the output are electrically
isolated from the rest of the camera’s electrical
circuitry via general-purpose photo couplers. The
input is additionally protected with a serial 250 Ohm
resistor, and a debouncing circuit. Duration of
any input signal should be at least 5 ms to comply
with the requirements of the debouncing circuit.
Yellow
Digital OUT +
Red
Digital OUT –
Green
Digital IN +
Black
Digital IN -
Table 2
8. To adjust focus, iris and field of view, use
security L-key to adjust external lens screws
shown in Image 8.
Adjusting the Focus, Iris and Field of View:
Image 8
Iris
Zoom
Focus