7-51
Supported commands
Executable
instructions for
Code
(decimal)
Name (MODBUS
original)
Name for FP0R
Remarks
(Reference No.)
F146 (RECV) 02 Read Input Status Read X Input 1X
F146 (RECV) 04 Read Input Registers Read WL and LD 3X
F145 (SEND) 06 Preset Single Register Write DT 1 Word 4X
F145 (SEND) 15 Force Multiple Coils Write Multiple Ys
and Rs
0X
F145 (SEND) 16 Preset Multiple Registers Write DT Multiple
4X
Cannot be issued 22 Mask Write 4X Register Write DT Mask 4X
Table for MODBUS reference No. and FP0R device No.
MODBUS reference No.
Data on BUS
PLC device No.
Coil
000001-001760 0000-06DF Y0-Y109F
Input 100001-101760 0000-06DF X0-X109F
Holding
register
C32, T32, F32 400001-432765 0000-7FFC DT0-DT32764
Input register
302001-302256 07D0-08CF LD0-LD255