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Meaning of Displays
I/O Unit Designations for Displays
(see I/O Units Mounted in Remote Slave Racks, page 101)
No. of points
16
32
64
Input Unit Output Unit
C500, 1000H/C2000H I/O Units
No. of points
8
16
Input Unit Output Unit
O O O O
O O * *
O * * *
I * * *
I I * *
I I I I
i(*)* *
i i * *
o o * *
o * * *
C200H, C200HS I/O Units
Note: (∗) is i for non-fatal errors or F_
I/O word number
I/O type: i: (input), o: (output)
Unit number (0 to 9)
Rack number (0 to 3)
00000IOTBL READ
*Ć*U=**** ***
00000IOTBL READ
*Ć*U=****
INT0 or INT1:
Mounted to CPU Unit or Expansion I/O
Rack.
Unit number (0 to F)
Indicates Special I/O Unit
00000IOTBL READ
*Ć*U=$***
Blank: Unit 1 exclusively
W: Unit 2 exclusively
Special I/O
Unit type:
C: High-speed Counter
N: Position Control Unit
A: Other
Remote I/O
Master no. (0 or 1)
00000IOTBL READ
*Ć*U=RMT*
I/O Units
Interrupt Input Units
Special I/O Units
Remote I/O Master Units
Preparation for Operation Section 4-6