
6. CONNECTION OF I/O UNITS TO
MACHINE INTERFACE
B–63783EN/01
104
The function of the rotary switch is as follows:
Setting
position
Actual
indication
Meaning of setting
0 0 This is the standard setting. The rotary switch is
factory–set to this position. This setting is used
when no expansion module is omitted.
1 – Set the rotary switch on an expansion module to
this position when the preceding expansion
module is omitted.
2 2 Set the rotary switch on an expansion module to
this position when the preceding two expansion
modules are omitted.
3 – This setting is prohibited.
4 to F 4, –, 6, –,
8, –, A, –,
C, –, E, –,
4, 8, or C has the same effect as 0.
5, 9, or D has the same effect as 1.
6, A, or E has the same effect as 2.
7, B, or F has the same effect as 3. (This setting,
however, is prohibited.)