4: OPERATION BASICS
OPENNET CONTROLLER USER’S MANUAL 4-5
2. Move the mouse pointer to the first column of the first line where you
want to insert a NO contact, and click the left mouse button.
The Normally Open dialog box appears.
3. Enter I0 in the Tag Name field, and click OK.
A NO contact of input I0 is programmed in the first column of the first ladder line.
Next, program the ANDN instruction by inserting a NC contact of input I1.
4. Click the Normally Closed contact icon .
The mouse pointer is indicated with the name of the icon “Normally Closed.”
5. Move the mouse pointer to the second column of the first ladder line where you want to insert a NC contact, and click
the left mouse button.
The Normally Closed dialog box appears.
6. Enter I1 in the Tag Name field, and click OK.
A NC contact of input I1 is programmed in the second column of the first ladder line.
At the end of the first ladder line, program the OUT instruction by inserting a NO coil of output Q0.
7. Click the Output coil icon .
The mouse pointer is indicated with the name of the icon “Output.”
8. Move the mouse pointer to the third column of the first ladder line where you want to insert an output coil, and click
the left mouse button.
The Output dialog box appears.
9. Enter Q0 in the Tag Name field, and click OK.
A NO output coil of output Q0 is programmed in the third column of the first ladder line. This completes programming for
rung 1.
Continue programming for rungs 2 and 3 by repeating the similar procedures.
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