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19 BUILT-IN I/O FUNCTION
19.5 FX3-Compatible Pulse Catch Function
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FX3-compatible pulse catch function execution procedure
The procedure for executing the FX3-compatible pulse catch function is explained below.
1. Check the FX3-compatible pulse catch specifications.
Check specifications such as the input response time and corresponding special relay of the FX3-compatible pulse catch.
(Page 188 Specifications of FX3-compatible pulse catch function)
2. Connect the CPU module to the external device.
For details on wiring to external devices, refer to the following manual
MELSEC iQ-F FX5U User's Manual (Hardware)
MELSEC iQ-F FX5UC User's Manual (Hardware)
3. Set the parameters.
Set the pulse catch setting and other parameters. (Page 189 FX3-compatible pulse catch parameters)
4. Create the program.
Create the program for using pulse catch.
5. Run the program.
FX3-compatible pulse catch parameters
This section explains the FX3-compatible pulse catch parameters.
Set the FX3-compatible pulse catch parameters in GX Works3.
Outline of parameters
FX3-compatible pulse catch parameters are pulse catch setting and input response time.
Parameter setting
This section explains how to set FX3-compatible pulse catch parameters.
For input response time, refer to Page 191 General-purpose Input Functions.
Navigation window [Parameter] [FX5UCPU] [Module Parameter] [High Speed I/O] “Input Function"
"General/Interrupt/Pulse Catch" "Detail Setting"
Window