Omron WIRED REMOTE I-O System Manual page 91

Error Codes and Monitoring
C1000H and C2000H Systems
Bit no.
15 14 13 12 11
Word 251
Error Location Bits 8 to 15
Master or Slave B0 to B7
Remote Terminal 00 to 31
C200H Systems
Bit no. 15 14 13 12 11
Word 251
Error Location
Master or Slave
Remote Terminal
82
10 9 8 7
Definition
The codes (Remote
Nos.) on the right are
assigned to Masters on
CPU or Expansion I/O
Rack from the least
significant word.
Indicates word
no. of Remote
Terminal
The Error Check bit can be turned ON and OFF to read errors when they
have occurred in more than one Unit.
The Remote I/O Error flag indicates that an error has occurred in one of the
Remote Units.
Note The number of the word that is actually allocated to a Remote Terminal is
calculated using this formula:
Word no. = (Word no. listed in the above table) +
(Word Multiplier listed in the above table) x 32
10 9 8
Bits 8 to 15 Definition
B0 to B1 Indicates B + the
unit number of the
Master.
00 to 31 Indicates words
no. set on Remote
Terminal.
6 5 4 3 2 1
O O
Remote I/O Error flag
Bits 4 to 7 Definition
0 to 7 Indicates a failure
in Slaves #0 to #7.
8 Indicates a failure
in Master.
0, 1 Multiplier 0
2, 3 Multiplier 1
4, 5 Multiplier 2
6, 7 Multiplier 3
7 6 5 4 3 2
O
Bits 4 to 7
0 to 4
0 or 1
Section 7-2
0
Error Check bit
1 0
O
Error Check bit
Remote I/O Error flag.
Definition
Indicates the unit
number of the Slave.
Either indicate the
Remote Terminal.