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Chapter 7 - RUN Mode and Errors
7-22
GP-2401/2501/2601 Series User Manual
7.5.3 PLC COM. ERROR
Appears when the address setup for tags exceeds the address range used in the
host (PLC.) Check the Error Number that appears and use the following table to
solve the problem.
PLC COM. ERROR ( 02 : x x )
Error #
Problem
Countermeasure
FC
The communication settings for this
unit and the host do not match.
For Memory Link type, check the data or settings
the host sends. For the PLC communication,
check the communication speed.
* When using Memory Link type:
Set the addresses within the set range of the
System Data Area (0 to 2047), and re-send correct
data.
* Memory to Memory Link type.
* When using a Toyoda Machine Works PLC:
* Siemen's PLC Series.
Set the addresses within the set range of the
devices.
* When using a Yaskawa PLC:
Set the addresses within the set range of the
devices.
FA
Address range error
Set the addresses within the allowable range.
53
When using a Matsushita Electronics
PLC, and there are too many screen
tags, the PLC will not receive data.
Decrease the number of tags on the screen.
* When using a Fuji Electric PLC:
Setup the addresses in a device range that exists.
Others
The Error code for each PLC can be found in the table on the last page of this chapter.
Then, look up the Error Number in the indicated PLC manual. Or, report the Error Number
to the PLC manufacturer.
FB
The address set on a tag, the address
used for storing data for Trend graph,
or the address set by an alarm
message is out of a set range.
51
The tag addresses, Trend graph data
storage address, Alarm message
Registry address,do not exist in the
PLC's internal memory.
In Hitachi's HIDIC H (HIZAC H) Series, the error code is divided into 2 bytes, whereas
the GP Error Number is composed of 1 byte codes.
E.g.
Reply
Return
Display
Command
Code
Error No.
When the Display Error Number is 8*, or 5*, use only the left column as the
error number.
Error code (
see the table below
)
Constant Value
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