INDEX
Precautions and environmental policy ........................................................................................................................................................................... 11
Precautions ............................................................................................................................................................................................................................ 11
Environmental policy ........................................................................................................................................................................................................ 11
ES
Connection ............................................................................................................................................................................................................................ 12
Modbus protocol ..................................................................................................................................................................................................................... 13
EN
Modbus function codes ......................................................................................................................................................................................................... 14
FR
Modbus commands ................................................................................................................................................................................................................. 15
Write commands ................................................................................................................................................................................................................. 15
IT
Write a single holding register ................................................................................................................................................................................ 15
Write multiple registers .............................................................................................................................................................................................. 15
PT
Read command ................................................................................................................................................................................................................... 16
Question ........................................................................................................................................................................................................................... 16
DE
Response .......................................................................................................................................................................................................................... 16
Registers ...................................................................................................................................................................................................................................... 17
System registers .................................................................................................................................................................................................................. 17
10