Chapter 3 Specifications
The table of Modbus device addresses
Device area
Range Modbus address
I
(Input)
Bit
Standard Modbus
address
Q
(Output)
Bit
M
(Register)
Bit
Delta-extended
Modbus
Word
%MW0~%MW32767 0x0000~0x7FFF
Word
%MW32768~%MW65535 0x20008000~0x2000FFFF
Delta-extended
Modbus addresses
3.1.2.3 Latched Devices
The %MW0~%MW999 devices are latched devices in which data are retained when power off. Besides, the
variables defined in the software can select Retain as its property. The capacity of latched devices is 128K
bytes.
3-5