Mitsubishi Electric F920GOT-K Hardware Manual page 180

GOT-F900 SERIES (CONNECTION)
2) Program
Classification
GX Developer,
FXGP/WIN or
dedicated
machine
GX Developer
only
Contents of trouble
Sequence program transfer/
monitoring is disabled.
When transfer is executed by the GX
Developer, a communication error
sometimes occurs.
Connection of Peripheral Equipment 6
Check points and countermeasures
The RS-232C port of the GOT-F900 is allocated to
another connected equipment (bar code reader printer).
• Causes
1)"RS-232C" is specified for PLC connection.
2)The bar code reader is set valid.
3)The printer is set valid.
Confirm the settings above in the screen creation
software.
• Countermeasures
Against 1), set PLC connection to RS-422. Or select a
model equipped with two built-in RS-232C ports (such
as the F943GOT-SBD-H).
Against 2) and 3), Change the setting in the screen
creation software.
The sequence programming tool (dedicated machine) is
connected to the RS-422 port of the GOT-F900.
• Cause
The sequence programming tool (dedicated machine)
cannot be connected to the RS-422 port of the GOT-F900.
• Countermeasures
Only a personal computer can be connected to the RS-
232C port. (The dedicated machine can be connected
using the two-port interface FX-2PIF.)
The GOT-F900 does not support the GX Developer (only
in the initial version of the F940GOT).
• Cause
The version of the GOT-F900 is earlier than 1.00 and
does not correspond to the GX Developer.
• Countermeasures
Check the OS version of the GOT-F900, and upgrade
the OS.
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