Speco Technologies VL644DC User Manual
INSTRUCTION MANUAL
3 Axis 500TVL FIXED DOME CAMERA
VL644DC
Color NTSC/PAL High Resolution Camera
FEATURES
Compact and light weight 3 Axis design
Excellent color reproduction
Fixed lens built in for easy installation and adjustment
Manual 360 degrees rotation & pan / tilt mechanism
Can be installed on a wall or a ceiling
Video cable with BNC included
Max. 90mA Lower Power Consumption
PRECAUTIONS
1. Do not attempt to disassemble the camera.
2. To prevent electric shock, do not remove screws or cover. There are no user-serviceable parts inside.
3. Handle the camera with care.
Do not abuse the camera. Avoid striking or shaking it. The camera could be damaged by improper handling or
storage.
4. Never face the camera toward the sun.
5. Use caution when operating the camera in the vicinity of bright lights or light reflecting objects.
6. Do not operate the camera beyond its temperature, humidity or power source ratings.
7. Do not use the camera in an extreme environment where high temperature or high humidity exists.
8. Do not touch the sensor directly with your fingers. If necessary, use soft cloth moistened with alcohol to wipe off
the dust.
9. When the camera is not in use, keep the lens cap on to protect the sensor.
INSTALLATION
Remove the dome cover from the mounting base by rotating the dome cover clockwise.
Adjust the camera viewing angle by first tilting then rotating the camera module. Turn the horizontal adjustment ring to
correct the image and to achieve proper orientation.
Once the installation is complete, replace the dome cover over the camera and tighten it by turning counterclockwise.
Connect the video output to the monitor or other video device through a 75 Ohms type coaxial cable and the DC-Jack or
AC/ DC-Terminator to the power source.
Video Process
IT Chip
Effective Picture Element (HxV)
752x582
Resolution
500 Horizontal TV Lines
Minimum
Illumination
0.1 Lux @F=1.2
S/N Ratio
50 dB
Electronic Shutter
Auto., NTSC: 1/60 ~ 1/100,000 Sec.; PAL: 1/50 ~ 1/110,000 Sec.
Gain Control
Automatic Gain Control
Sync System
Internal
Gamma Compensation
0.45
Video Output
1.0Vpp, 75 ohm Unbalanced
Back Light Compensation
Automatic Back Light Compensation
White Balance
Automatic White Balance
ATW Range
2500°K – 9500°K
Power Range
DC12V ±10%
Power Consumption
Max. 90mA
Operation Temperature
-14 F to ~ +122 F
Less than 80% R.H.
Lens Type
Fixed Lens 3.6 mm
SPECIFICATIONS
Note. Specification subject to change without notice
200 New Highway
Amityville, NY 11701
1 800 645 5516
631-957-8700
www.specotech.com
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