1. Application Timer Program - 1
Chapter 1 Off-delay Timer / One-shot Timer
Let's make the timer which turns OFF after a specified period of time.
CAUTION
Click the ladder program area to enable operation. The title bar will turn blue.
Key operations are not enabled when the title bar and menu items are grayed out.
1 Click [Edit Ladder] button on the remote control.
2 Input the program below.
Place the cursor inside the ladder diagram on the left hand side and begin to input data.
These symbols can be input by pressing the following keys.
In the 'Enter symbol' dialog box, enter T1 K30 or T2 K50 and click [OK] when writing the timer setting.
(Use a space between T1 and K30)
3 Press the [F4] key to convert the program you have input.
4 Write the program to the PLC by selecting "Online" - "Write to PLC" in the ladder program area.

2. Chapter 2 Confirm Off-delay Timer Operation
1 Press [PB1] (X20) on the operation panel.
2 The lamp Red (Y5) is lit immediately.
3 Release [PB1] (X20) on the operation panel.
4 The timer T1 is set ON and the current value increases in the ladder program area.
5 After 3 seconds, the lamp Red (Y5) is extinguished.
The OFF delay timer is used when you want to keep the output ON for a set period of time after the input is turned
OFF.
Chapter 3 Confirm One-shot Timer Operation
1 Press [PB2] (X21) on the operation panel.
2 The lamp Green (Y6) is lit immediately.
3 The time T2 is set ON and the current value increases in the ladder program area.
4 After 5 seconds, the lamp Green (Y6) is extinguished.
The rising edge contact instruction is used for input [PB2] (X21). A normal contact would keep the output ON
during the time [PB2] (X21) is pressed even if the timer finishes.
The one shot operation is used to keep an output signal ON for a specified length of time after the input first comes
ON.