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i
8.1
RS485 Bus Main Feature
................................................................................................................... 27
8.2
RS485 Bus Transmission Distance
.................................................................................................. 27
8.3
The Problem in Practical Use
............................................................................................................ 27
8.4
RS485 Bus FAQ
.................................................................................................................................. 28
9
APPENDIX Ⅲ THE RELATIONSHIP BETWEEN THE 24V AC CABLE
DIAMETER AND THE TRANSMISSION DISTANCE
.............................................. 29
10
APPENDIX Ⅳ THE RELATIONSHIP BETWEEN THE 12V DC CABLE
DIAMETER AND THE TRANSMISSION DISTANCE
.............................................. 31
11
APPENDIX IV WIRE GAUGE REFERENCE SHEET
....................................... 33
Содержание VUDO2PTZIR30X
Страница 1: ...VUDO2PTZIR30X 2 1MP Full HD 30X PTZ IP Dome Camera with IR Installation Manual Version 1 0 1 ...
Страница 17: ...9 Figure 1 12 ...
Страница 20: ...12 Figure 2 3 2 4 Pole Mount Bracket The pole mount bracket is shown as below See Figure 2 4 ...
Страница 21: ...13 Figure 2 4 ...
Страница 24: ...16 Figure 3 3 ...
Страница 30: ...22 Figure 5 3 ...
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Страница 38: ...30 mm Feet m w 0 8000 1 000 1 250 2 000 100 24 43 7 45 38 17 11 63 59 63 18 18 152 66 46 53 ...
Страница 40: ...32 mm Feet m w 0 8000 1 000 1 250 2 000 100 6 11 1 86 9 54 2 91 14 91 4 54 38 17 11 63 ...