42
EN
Using the workpiece signal
CAUTION
z
z
A 2-wire sensor cannot be used.
A 2-wire sensor has a flow of fine current even while OFF, and could cause a malfunction.
z
z
For the sensor, use an PNP output type 3-wire sensor.
z
z
Depending on the sensor installation environment, a malfunction could occur due to noise.
Make sure to take sufficient noise measures such as grounding (earth), etc. For details, read the instruction
manual of the sensor to be used.
By using the workpiece signal (workpiece detection sensor), it is possible to prevent human errors and improve work
quality.
1
Turn off the power of the controller
2
Connect (wire) the external signal
Referring to the connection example of I/O signal (p. 40), connect the sensor or switch, and PLC output signal,
etc.
Terminal
No.
Connected input signal
Connection example
7
WORK
Connect the sensor or switch, and PLC output (input the +24 V DC
level)
10
Input signal negative common wire
Connect 0 V DC (connectable to terminal No.2)
3
Turn ON the power of the controller
4
Press and hold the [SETTING] dial
The mode enters setting mode.
5
Change the settings below
Setting item
Set value
Count function (No.11 COUNT-FNC)
ON
Workpiece signal (No.12 WORK-SNSR)
ON
6
Press and hold the [SETTING] dial, and preserve the setting
Using External Signals
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