Dahua SD42C Series Installation Manual page 3

4-inch intelligent speed dome

Table of Contents

5.3

Installation Steps ................................................................................................................... 16

(OUTDOORS) .......................................................................................................... 19

6.1

Lightning Protection (Indoors) ............................................................................................. 19

APPENDIX Ⅱ ABOUT RS485 BUS ................................................................. 21

7.1

RS485 Bus Main Feature ....................................................................................................... 21

7.2

RS485 Bus Transmission Distance ...................................................................................... 21

7.3

The Problem in Practical Use ............................................................................................... 21

7.4

RS485 Bus FAQ ...................................................................................................................... 22

DISTANCE RELATION TABLE ............................................................................... 23

RELATION TABLE .................................................................................................. 24

10 APPENDIX V WIRE GAUGE REFERENCE TABLE ........................................ 26

Table of Contents

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