6. Description of Parameters
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6
6.11.5 Acceleration/Deceleration Time Switchover
This function selects acceleration/deceleration time according to running frequency range
during drive running. This function is active only when motor 1 is selected and acceleration/
deceleration time is not switched over via external DI terminal.
Figure 6-61 Acceleration/Deceleration time switchover
F8-25
F8-26
Time (t)
Frequency
reference
Output
frequency (Hz)
Acceleration
time 2
Acceleration
time 1
Deceleration
time 1
Deceleration
time 2
During acceleration, if the running frequency is below F8-25, acceleration time 2 is selected. If it
is above F8-25, acceleration time 1 is selected.
During deceleration, if the running frequency is above F8-26, deceleration time 1 is selected. If
it is below F8-26, deceleration time 2 is selected.
Function Code
Parameter Name
Setting Range
Default
F8-25
Switchover frequency of acceleration
time 1 and acceleration time 2
0.00 Hz to max. frequency
0.00 Hz
F8-26
Switchover frequency of deceleration
time 1 and deceleration time 2
0.00 to max. frequency
0.00 Hz
Summary of Contents for MD290 Series
Page 1: ......
Page 79: ...3 Electrical Installation 78 3 ...
Page 80: ...4 Operating Panel Keypad Display 4 1 Introduction 80 4 2 Inbuilt LED Operating Panel 80 ...
Page 92: ...5 Quick Setup 5 1 Get Familiar With Operating Panel 92 5 2 Setup Flowchart 93 ...
Page 227: ...7 Interfaces and Communication 226 7 ...
Page 285: ...10 Troubleshooting 284 11 ...
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