WARRANTY
All fiber optic transmission systems, products and accessories
manufactured by Liteway, Inc. and it’s subsidiaries are fully tested
prior to shipment and are warranted against defective materials
and workmanship for a period of two full years from the date of the
original shipment. Should a problem occur, a Return Material
Authorization Number (RMA) must be obtained from Liteway Inc.
at (516) 931-2800 and the item returned to Liteway, Inc. 166
Haverford Road, Hicksville, NY 11801, USA, prepaid. Liteway Inc.
will then, at its option repair or replace the defective item.
Liteway, Inc. maximum liability under this warranty is limited to the
cost of the defective item only. No contingent liabilities of any kind
are either assumed or implied.
Any items returned to Liteway, Inc. that have been misused,
abused, damaged, modified, connected or adjusted in any way
contrary to the instructions furnished by Liteway, Inc. or repaired
by unauthorized personnel will not be covered by this warranty.
Any non-warranty repairs required will be quoted at the current
rate for such services.
!
CAUTION ! AVOID DIRECT EXPOSURE TO BEAM.
All -7,-8, and -9 Models use laser diodes. These solid-state laser
diodes are located in the optical ports of these units. Laser diodes
produce invisible radiation that may be harmful to human eyes.
Never look directly into the optical port of any fiber optic unit
designed to operate with single-mode optical fiber.
NOT FOR LIFE SUPPORT SYSTEMS
Liteway, Inc. does not authorize or warrant any of its products or
accessories for use in critical life support systems or applications
of any kind.
© Copyright 2007 Liteway, Inc 113378 Rev A
Important Notices
OPERATING INSTRUCTIONS
Fiber Optic
Video Multiplexer
Model VT-8004, VR-8004
The VT/VR-8004 system consists of the VT-8004 transmitter and VR8004 receiver and will transmit four separate channels of high quality
base-band video on one fiber in accordance with NTSC, PAL and
SECAM specifications.
Technical Specifications
Video Bandwidth 7 MHz
In / Output Impedance 75 ohms
In/Out Signal Level 1 volt peak to peak
Signal/Noise Ratio 60 dB minimum
Differential Gain 3% maximum
Differential Phase 3º maximum
Operating Wavelength 1300 (-3,-7), 1550 (-9)
Optical Output -14 dBm typical
Optical Loss Budget 0 – 13 dB
Fibers Accommodated 1 Multimode (-3), 1 Single-mode (-7,-9)
Temperature Range -35º to +75ºC
Power Requirements 11-18 VAC/DC @750 mA
Physical Size (mm) 5.2”()L x 1.1.” ()W x 12.5”()D
All specifications measured with 1Km of 62.5u multimode fiber.
All specifications are subject to change without prior notice.
Installation Instructions
The diagram below shows the typical installation of the VT-8004 and
VR-8004 fiber optic video transmission units. Both should be
connected exactly as shown. There are no adjustments necessary
and each channel is totally independent of every other channel.
8 Cameras
Camera
Camera
Camera
VT-8004
Single Fiber
Optic Cable
VR-8004
Monitor
Camera
Monitor
MonitorMonitor
Typical Fiber Optic CCTV System
Indicator Indicator lights when….
OPTICAL
READY
VIDEO IN
VIDEO OUT
All video input and output signals are connected to the respective
BNC connectors.
The Power Terminal Block Connections are:
- DC return (Common to Housing)
- + 12VDC input (at 750mA. Maximum)
Note: Be certain to check all connections and voltages before
applying power. Also note that the unit is reverse polarity protected.
The transmitter is generating an optical carrier and/or
the receiver is receiving an optical carrier.
The transmitter is modulating the optical carrier and/or
the receiver is receiving the modulated carrier.
Video signals are applied to the respective video
channels.
The respective video channels are producing video
signals.
Loading...