Swegon TAC6 - Table of Contents

TABLE OF CONTENTS
1 Overview ................................................................................................................................................................ 5
1.1 Scope ............................................................................................................................................................ 5
1.2 Plugging the satellite module......................................................................................................................... 6
1.3 Connections of the SATELLITE MODULES .................................................................................................. 7
1.3.1 SAT ETHERNET connection .................................................................................................................... 7
1.3.2 SAT WIFI connection ............................................................................................................................... 8
2 Definition of the MODBUS TCP/IP communication ............................................................................................ 9
2.1 MODBUS TCP/IP Protocol ............................................................................................................................ 9
2.2 MODBUS TCP/IP frame ................................................................................................................................ 9
2.3 MODBUS exception ...................................................................................................................................... 9
2.4 MODBUS values ......................................................................................................................................... 10
2.5 Write cycles limitation .................................................................................................................................. 10
3 Setup .................................................................................................................................................................... 10
3.1 SAT ETHERNET SETUP ............................................................................................................................ 10
3.1.1 Configuration for LAN ............................................................................................................................. 10
3.1.2 Configuration for point-to-point connection with a PC ............................................................................ 10
3.2 SAT WIFI SETUP ........................................................................................................................................ 12
3.2.1 Access Point Configuration .................................................................................................................... 13
3.2.2 Station Configuration .............................................................................................................................. 14
3.2.3 TCP/IP Parameters Configuration .......................................................................................................... 15
3.2.4 Connecting a client application to Access Point SAT WIFI ..................................................................... 15
3.2.5 Connecting a client application to station SAT WIFI ............................................................................... 15
4 “Discovery” Feature ........................................................................................................................................... 16
5 Remote Access ................................................................................................................................................... 16
6 Topologies ........................................................................................................................................................... 16
7 Modbus Registers ............................................................................................................................................... 17
Appendix 1: examples of networking ....................................................................................................................... 18