Cable, Tips for maintenance – Philips VCM8175/00T User Manual
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lightsources positioned withing the field of view of the camera. If not
possible you may also use some Neutral Density filters to reduce
the illumination level of the camera.
• The lens cable of an auto iris lens prevents the lens being rotated
more than 360°. In case it should be necessary, disconnect the iris
cable, rotate the lens 360°, reconnect the iris cabel and continue
the back-focus adjustment.
Cable
A 4-wire system cable (see specifications) is supplied standardly.
For an optimum picture and sound quality a standard ’twisted-pair"
(telephone) cable should be used.
There is an extensive range of plugs and tools available in the hobby
and professional trade to extend the cable. Always pay attention that
the connection corresponds to figure B.
Remark: Used system cables and connectors are similar to the ones
used for telephone, but may not be interconnected.
The maximum distance that can be bridged (without a cable extension
adapter) between the monitor and the cameras amounts to 200 meters
(150 meters for colour).
Tips for maintenance
Cleaning: The outside of the camera can be cleaned with a moist
fluff-free cloth or shammy leather cloth.
When cleaning the objective a special lens cleaning
cloth should be used. Do NOT use cleaning fluids
based on alcohol, methylated spirit, ammonia, etc..
Avoid direct contact with water.