GE P485 - Manual (Page 5)

TABLE OF CONTENTS
P485 MODBUS TO PROFIBUS CONVERTER – USER GUIDE iii
Basic settings ..........................................................................................................5–2
Parameter window .....................................................................................................................................5–2
Communication............................................................................................................................................5–2
Message delimiter.......................................................................................................................................5–2
Nodes ........................................................................................................................5–3
Description .....................................................................................................................................................5–3
Node parameters ........................................................................................................................................5–3
Modbus network menu.............................................................................................................................5–3
Node menu.....................................................................................................................................................5–3
Query parameters ......................................................................................................................................5–4
Response parameters...............................................................................................................................5–5
FRAME AND
COMMAND EDITORS Frame editor ............................................................................................................6–1
Description .....................................................................................................................................................6–1
Example ...........................................................................................................................................................6–1
Command editor .....................................................................................................6–2
General.............................................................................................................................................................6–2
Specifying a new command ..................................................................................................................6–3
MODBUS NETWORK
AND NODE
MONITORS Modbus network monitor......................................................................................7–1
General.............................................................................................................................................................7–1
Operation ........................................................................................................................................................7–2
Node monitor...........................................................................................................7–3
General.............................................................................................................................................................7–3
Operation ........................................................................................................................................................7–3
ADVANCED
FUNCTIONS Control and status registers.................................................................................8–1
Description .....................................................................................................................................................8–1
Control register (Profibus control system to P485)......................................................................8–1
Control codes ................................................................................................................................................8–2
Status register (P485 to fieldbus control system).........................................................................8–2
Status codes ..................................................................................................................................................8–3
Handshaking procedure ..........................................................................................................................8–3
Input/output data during startup .......................................................................8–4
Description .....................................................................................................................................................8–4
Advanced fieldbus configuration.........................................................................8–5
Mailbox command ......................................................................................................................................8–5
APPLICATION
EXAMPLE Introduction .............................................................................................................9–1
Overview..........................................................................................................................................................9–1
Equipment and documents ....................................................................................................................9–1
System setup.................................................................................................................................................9–2
Modbus user map setup ........................................................................................9–3
Description .....................................................................................................................................................9–3
PQMII user map............................................................................................................................................9–3
MM2 user map..............................................................................................................................................9–3
System configuration.............................................................................................9–5
Overview..........................................................................................................................................................9–5
Installing the Enervista P485/D485 Setup software ...................................................................9–6
Starting the configuration wizard........................................................................................................9–6