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Error Codes and Monitoring
25103
92
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To check for other errors, monitor 25100 and force-set the system. This
causes the next error word to be displayed.
Incremented one by the Error Check flag.
Indicates Master #1.
Indicates word setting of 31 (allocated word 231).
To read the next error, reset the Error Check bit, then set it again. If Slave #1
connected to Master #1 has as error, the following display will appear.
This is an example program to stop PC operation if an error occurs in the
Remote Terminal allocated word 230. Operation can be restarted by first re-
moving the cause of the error, then setting and resetting the Error Check bit
until the contents of word 251 goes to 0000 and then clearing the error via
the Programming Console.
25506
Indicates Slave number.
Indicates Master number.
Remote I/O Error flag turns
MOV(21)
ON when there is an error.
251
The first step is thus to move
DM 0000
IR 251 to DM 0000.
The next error is read and
its word number displayed.
25100
If there is not another error,
all 0s will be displayed.
ANDW(34)
Bits 0 to 3 are masked.
#FFF0
DM 0000
DM 0000
Data from DM 0000 is
CMP(20)
compared with #3000.
DM 0000
#3000
If data matches, there is an
FALS(07)
error in the Unit allocated
01
word 230 and the CPU Unit
stops.
END(01)
Section 7-2
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