Table of contents
Equipment Manual, 09/2022, L1V30415168B-03
5
A Appendix ............................................................................................................................................. 89
A.1 Modbus TCP ....................................................................................................................... 89
A.1.1 Function codes .................................................................................................................. 89
A.1.2 Modubs exception codes .................................................................................................... 90
A.1.3 Modbus measured variables with the function codes 0x03 and 0x04 .................................. 91
A.1.4 Modbus measured variables with function code 0x14 ....................................................... 101
A.1.5 Active energy history with Modbus function code 0x14 .................................................... 109
A.1.6 Structure - Digital input status and digital output status with the function codes 0x03
and 0x04 ......................................................................................................................... 116
A.1.7 User-defined Modbus function code 0x64 ........................................................................ 116
A.1.8 Structure - Device diagnostics and device status with the function codes 0x03 and
0x04 ................................................................................................................................ 120
A.1.9 Modbus status parameters with the function code 0x02 ................................................... 121
A.1.10 Modbus settings with the function codes 0x03, 0x04 and 0x10 ........................................ 122
A.1.11 Modbus communication parameters with the function codes 0x03, 0x04 and 0x10 .......... 127
A.1.12 Modbus device information with the function codes 0x03, 0x04 and 0x10 ....................... 128
A.1.13 Modbus command parameters ......................................................................................... 130
A.1.14 Modbus standard device identification with the function code 0x02 ................................. 131