Installation Manual

ii
4
APPENDIX LIGHTNING PROOF AND SURGE PROTECTION (OUTDOORS)
17
4.1
Lightning Protection (Indoors)
............................................................................................................ 17
5
APPENDIX ABOUT RS485 BUS
................................................................... 19
5.1
RS485 Bus Main Feature
................................................................................................................... 19
5.2
RS485 Bus Transmission Distance
.................................................................................................. 19
5.3
The Problem in Practical Use
............................................................................................................ 19
5.4
RS485 Bus FAQ
.................................................................................................................................. 20
6
APPENDIX THE RELATIONSHIP BETWEEN AC 24V CABLE DIAMETER
AND TRANSMISSION DISTANCE
.......................................................................... 21
7
APPENDIX WIRE GAUGE REFERENCE SHEET
....................................... 22