Rockwell Automation 1775-KA PLC-3 Communication Adapter Module User Manual User Manual
Page 196

Remote Error Codes Received from the
1773-KA Module
Appendix B
BĆ4
Local and Reply Error Code Listing for the PLC–3 Processor
Error
Error
Code
Type
Meaning
32
Local
The size of the local file involved in a file
assignment command is greater than 65,535
bytes.
34
local
A station number greater than 376 (octal)
was specified for the remote address in an
assignment command.
35
local
Attempt to send unprotected command is
invalid.
37
local
The per-packet timeout, which can be set
through LIST, ran out before a reply was
received. This means that the remote station
acknowledged (ACK) the command
message, but did not send the reply in the
allotted time. (cf. error 92)
81
reply
For diagnostic read commands:
1.A 2-byte ADDR field and a 1-byte SIZE
field are missing after the FNC byte in the
command message.
2.The number of bytes of data requested in
the SIZE field is greater than the
maximum number allowed per reply
packer (244), or SIZE is 0 (zero).
For PLC/PLC-2 read commands:
1.The required 2-byte ADDR field and
1-byte SIZE field are missing in the
command message.
2.The ADDR value is odd (that is, it does
not specify a word address).
3.The value of SIZE is 0 (zero).
4.The value of SIZE is greater than 244.
5.The SIZE value specifies an odd number
of bytes.
For PLC/PLC-2 bit write commands:
Incomplete bit description because the
Local and Reply Error Codes