Chapter 6 PLC Programming 109
Motor #1
+120 V
I0
I1
I2
I3
I4
I5
I6
I7
I8
I9
I10
I11
Input ports
Common
O0
O1
O2
O3
O4
O5
O6
O7
Output ports
Pushbutton
Switch
Limit switch
R
Input Ports Output Ports
NC stop pushbutton = I:0/0
NO start switch = I:0/1
Limit switch = I:0/2
Motor #1 = O:0/0
Red light = O:0/1
Figure 6-10. Input/output connections for Figure 6-9.
Table 6-1. Input/output address assignments for Figure 6-9.
Figure 6-11. Select the fixed PLC type 1747-L20A.