Input Time Constant Switching Function; Overview Of Function; Setting By Fpwin Gr7 Software Tool - Panasonic FP7 Series User Manual

2.5 Input Time Constant Switching Function

2.5 Input Time Constant Switching Function

2.5.1 Overview of Function

● Software tools can change the input time constant.
● Select the set time from the below, and set the selected set time on a unit-by-unit basis:
None/0.1/0.5/1.0/5.0/10.0/20.0/70.0/[ms]
● The set constant is added to the response time specific to the hardware of each unit.
Example) 16-point Input Unit
Specific response time: OFF→ON: 0.1 ms, ON→OFF: 0.2 ms
If ""1.0 ms"" is set for this unit, the following overall response periods will result. Response
time after setting OFF→ON: 1.1 ms, ON→OFF: 1.2 ms
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Accuracy of Time Constants
The time constant to be set has a margin of error, which should be kept in mind when selecting
the set value. The accuracy of each time constant is shown in the table below.
Setting
No time constant settings
0.1 ms
0.5 ms
1 ms
5 ms
10 ms
20 ms
70 ms

2.5.2 Setting by FPWIN GR7 Software Tool

The input time constant can be set in the "I/O map" of the FPWIN GR7 configuration menu.
1.
From the menu bar, select:"Options">"FP7 Configuration"
The "FP7 Configuration" dialog box is displayed.
2.
Select ""I/O Map"."
3.
Double-click the ""Operating Unit"" in the target slot.
The "Select Unit" dialog box is displayed.
4.
Select the target Digital I/O Unit and input time constant, and press the [[OK]] button.
The information set is registered with the I/O map.
2-26
Accuracy
Min.
－
0.1 ms
0.3 ms
0.7 ms
3.0 ms
6.0 ms
12.1 ms
48.6 ms
Max.
－
0.2 ms
0.7 ms
1.3 ms
5.2 ms
10.4 ms
20.7 ms
82.8 ms
WUME-FP7DIO-05