Complementary mode, Primary mode, Logical rack 5 logical rack 6 logical rack 7 – Rockwell Automation 1747-ASB Remote I/O Adapter User Manual
Page 65: Logical rack 4, Logical rack 59

Publication 1747-UM006B-EN-P - June 2003
Configuration 4-11
IMPORTANT
If after assigning your 1747-ASB module image size,
you exceed logical rack 62 in complementary mode
(SW2 switch 3) or logical rack 7 in primary mode (SW2
switch 3), an error occurs. When assigning the starting
logical rack and group numbers, make sure the size of
the 1747-ASB module image does not exceed the
maximum logical rack number, as shown below:
Group 6
Group 7
Group 2
Group 3
Group 0
Group 1
Group 6
Group 4
Group 5
Group 1
Group 2
Group 7
Group 0
Group 5
Group 3
Group 4
Group 5
Group 6
Group 3
Group 4
Group 1
Group 2
Group 7
Group 0
Logical
Rack 60
Logical
Rack 61
Logical
Rack 62
Complementary Mode
Group 6
Group 7
Group 2
Group 3
Group 0
Group 1
Group 6
Group 4
Group 5
Group 1
Group 2
Group 7
Group 0
Group 5
Group 3
Group 4
Group 5
Group 6
Group 3
Group 4
Group 1
Group 2
Group 7
Group 0
Logical
Rack 5
Logical
Rack 6
Logical
Rack 7
Primary Mode
Group 7
Group 5
Group 6
Group 3
Group 4
Group 1
Group 2
Group 0
Logical
Rack 4
Group 7
Group 5
Group 6
Group 3
Group 4
Group 1
Group 2
Group 0
Logical
Rack 59
Bit Number (Decimal)
0
7
8
15
Bit Number (Octal)
0
7
17
10
Bit Number (Decimal)
0
7
8
15
Bit Number (Octal)
0
7
17
10
If you have selected logical rack 60, group
0 as your starting address, the largest
1747-ASB module image size you can
create is 24 groups (3 logical racks).
Assigning a larger 1747-ASB module
image size exceeds the maximum logical
rack number.
If you have selected logical rack 5, group 0
as your starting address, the largest
1747-ASB module image size you can
create is 24 groups (3 logical racks).
Assigning a larger 1747-ASB module image
size exceeds the maximum logical rack
number.