87
Error Codes and Monitoring Section 7-2
Using the following system, let’s assume an error has occurred in word 28
and that word 28 has been allocated to a Remote Terminal.
16
pts.
32 pts.
64 pts.
16 pts.
IR 7
IR 5 & 6
IR 1, 2, 3, & 4
IR 0
32 pts.
32 pts.
16 pts.
16 pts.
IR 12 & 13
IR 10 & 11
IR 9
IR 8
Slave
#0
Master
CPU Rack
Remote T
erminals
IR 28 set.
16
pts.
16 pts.
64 pts.
IR 19
IR 18
IR 14,
15, 16, &
17
Slave
#1
IR 31 set.
Word 59 shows the following data.
Bit
no.
Word 59
OOO1 OOOOO OO1O1 OO
2808
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
Monitoring word 59 with the Programming Console reveals the following
data.
Indicates a remote I/O error.
Indicates Remote Terminal word 28.
Locating Errors: C120 and
C500 Systems
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