User`s manual

109
FX3U Series Programmable Controllers
User’s Manual - MODBUS Serial Communication Edition
12 Troubleshooting
12.6 MODBUS Error Code List
11
Practical Program Examples
12
Troubleshooting
0216
Illegal Data Value
Data value does not match MODBUS
specification
(i.e. Write Single Coil [5H] value other than
OFF [0000H] or ON [FF00H])
Slave See above
See Corrective
Actions for Error
Code 207.
0217
Illegal Instruction Use
ADPRW command used in Slave mode
(D8401 or D8421 bit 4 ON)
Slave See above
Do not use the
ADPRW command in
the MODBUS Slave.
0218
ADPRW User Command Error
The PLC source/destination device of the
ADPRW command is invalid or the occupied
PLC device range exceeds the valid area
Details:
H-Byte: 0
L-Byte: 1-5 according to the invalid parameter
of the ADPRW command to
/
Master
See above
AND
M8067 set to ON D8067
set to 6705 or 6706
Verify that the
command is within
the Master
Specivication and
device range.
MODBUS
Error
Code
Error Name and Details
Master
/ Slave
Related Devices:(M & D) Corrective Action
S
S 4 D