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10 BLOCK LINK EXAMPLES
10.5 PWM Output
■
Multi function counter block detail window
*1 Cycle time = (Upper limit value - Lower limit value)
×
Clock cycle
*2 ON time = Cycle time - (Step No. 0
×
Clock cycle)
*3 In the addition mode, the cycle time calculated from the following is applied.
Cycle time = (Upper limit value - Lower limit value)
÷
Addition value
×
Clock cycle
The items other than the above need not to be set.
Block
Variable name
Setting value
Description
Input 0
Input 1
Input_Signal_Event
Detector Select
User Setting (ON only in A: Rise)
Set conditions to detect a PWM output start signal.
Detector Select
User Setting (ON only in B: Rise)
Set conditions to detect a PWM output stop signal.
Counter_Timer_0
Count Enable
ON
Set this parameter to "ON".
Count Mode
Ring
Set this parameter to "Ring".
Upper Limit
10
Set this parameter according to the control.
Lower Limit
0
Set this parameter according to the control.
Clock
1ms
Set this parameter according to the control.
Add Mode
OFF
Set this parameter according to the control.
Add Value
0
STOP
→
PRESET
ON
Set this parameter to "ON", to perform a preset when
a stop event occurs.
Preset Value
0
Set the same value as that in "Lower Limit".
Cam Switch
Number of Step
1
Set "1" to enable the step No. 0.
Lower Limit Output State
Low
Set this parameter to "Low".
Step No.0
3
Set this parameter according to the control.
Cam Output
Summary of Contents for MELSEC-L Series LD40PD01
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