GENERAL RULES FOR INSTALLATION
Example for distance limits:
cascade insTallaTion limiTs
of video signal
After being transmitted by multilevel
cascade (insert video amplifier, video
splitter etc in transmission channel), the
video signal will have distortion and
the quality of the image will decrease.
In D45, the maximum level of
cascade is 6.
If any of the following devices is
passed by a video signal in the
system, the cascade level should
increase by 1 level. The total level of
cascade cannot be over 6.
Maximum system limits
68
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