TPD/VPD Series - Getting Started v.1.0.5
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3.4.2
Using “Ladder Designer” to edit an LD Program
This section will introduce the Ladder program for the “All ON/OFF” and “Saving Mode”
switches that were created in the previous section.
Step 1: Open the “Ladder Designer” program.
From the “HMI” menu, select the “Ladder Designer” option or press “F4” on your
keyboard to open the “Ladder Designer” program.
Step 2: Edit the “All ON/OFF” Ladder program.
a.
Click the “F2” button or press “F2” on your keyboard to insert a Contact.
b.
In the designer window, select the Coil item and then continue to click the “F5”
button or press “F5” on your keyboard to add 7 more Coils.
c.
In the designer window, double click the switch item and assign the variable “V1”.
Repeat the process for the Coil items, assigning the variables “DO0 ~ DO7”.
d.
Click on the 1
st
rung and then select the “Duplicate” option from the “Edit” menu or
press “Ctrl+D” on your keyboard to copy a rung below the 1
st
rung.
e.
In the designer window, select the 1
st
rung, then click the “Space [T]” button or press
1
st
rung
Coil