WAGO-I/O-SYSTEM 750 Table of Contents 7
750-8210/040-000 PFC200; G2; 4ETH; XTR
Manual
Version 1.1.0, valid from FW Version 03.05.10(17)
10.3 Memory Spaces under e!RUNTIME.................................................... 193
10.3.1 Program and Data Memory ............................................................ 193
10.3.2 Function Block Limitation ............................................................... 193
10.3.3 Remanent Memory ........................................................................ 193
11 Modbus – CODESYS V2 ........................................................................ 194
11.1 General .............................................................................................. 194
11.2 Features ............................................................................................. 194
11.3 Configuration ...................................................................................... 195
11.3.1 Modbus Settings ............................................................................ 196
11.3.2 Modbus TCP Settings .................................................................... 197
11.3.3 Modbus UDP Settings .................................................................... 197
11.3.4 Modbus RTU Settings .................................................................... 197
11.4 Data Exchange ................................................................................... 200
11.4.1 Process Image ............................................................................... 201
11.4.2 Flag Area ....................................................................................... 202
11.4.3 Modbus Registers .......................................................................... 203
11.4.4 Modbus Mapping ........................................................................... 203
11.4.4.1 Modbus Mapping for Write Bit Services FC1, FC2 ..................... 203
11.4.4.2 Modbus Mapping for Write Bit Services FC5, FC15 ................... 204
11.4.4.3 Modbus Mapping for Read Register Services FC3, FC4, FC23 . 205
11.4.4.4 Modbus Mapping for Write Register Services FC6, FC16, FC22,
FC23 ......................................................................................... 207
11.5 WAGO Modbus Registers .................................................................. 209
11.5.1 Process Image Properties .............................................................. 210
11.5.1.1 Register 0x1022 – Number of Registers in the Modbus Input
Process Image .......................................................................... 210
11.5.1.2 Register 0x1023 – Number of Registers in the Modbus Output
Process Image .......................................................................... 210
11.5.1.3 Register 0x1024 – Number of Bits in the Modbus Input Process
Image ........................................................................................ 210
11.5.1.4 Register 0x1025 – Number of Bits in the Modbus Output Process
Image ........................................................................................ 210
11.5.2 Network Configuration .................................................................... 211
11.5.2.1 Register 0x1028 – IP Configuration ........................................... 211
11.5.2.2 Register 0x102A – Number of Established TCP Connections .... 211
11.5.2.3 Register 0x1030 – Modbus TCP Socket Timeout ...................... 211
11.5.2.4 Register 0x1031 – MAC Address for ETHERNET-Interface 1 (eth0)211
11.5.2.5 Register 0x1037 - Modbus TCP Response Delay ...................... 211
11.5.3 PLC Status Register ...................................................................... 212
11.5.4 Modbus Watchdog ......................................................................... 212
11.5.4.1 Register 0x1100 – Watchdog Command ................................... 214
11.5.4.2 Register 0x1101 – Watchdog Status ......................................... 216
11.5.4.3 Register 0x1102 – Watchdog Timeout ....................................... 216
11.5.4.4 Register 0x1103 – Watchdog Config ......................................... 216
11.5.4.5 Register 0x1104 – Watchdog Operation Mode .......................... 217
11.5.5 Modbus Constants Registers ......................................................... 218
11.5.6 Electronic Nameplate ..................................................................... 218
11.5.6.1 Register 0x2010 – Revision (Firmware Index) ........................... 218
11.5.6.2 Register 0x2011 – Series Designator ........................................ 218