Chapter 7 Maintenance and Troubleshooting
JT550 Series Inverter Manua
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F4.25
Frequency switchover of acceleration
time 1and acceleration time 2
Range:0.00Hz~max.freq
Default:0.00Hz
F4.26
Frequency switchover of deceleration
time 1and deceleration time 2
Range:0.00Hz~max.freq
Default:0.00Hz
This function is valid when acceleration/deceleration time switchover is not performed by means of X
terminal. It is used to select different groups of acceleration/deceleration time based on the running frequency
range rather than X terminal during the running process of the inverter.
F4.27
Terminal JOG preferred
Range:0~1
Default:0
0: Disabled
1: Enabled
It is used to set whether terminal JOG is preferred.
If terminal JOG is preferred, the inverter switches to terminal JOG running state when there is a
terminal JOG command during the running process of the inverter.
F4.28
Frequency detection value
(FDT2)
Range:0.00Hz~max.freq
Default:50.00Hz
F4.29
Frequency detection
hysteresis (FDT hysteresis 2)
Range:0.0%~100.0%
Default:5.0%
Refer to description of F4.19, F4.20
F4.30
Any frequency reaching
detection value 1
Range:0.00Hz~max.freq
Default:50.00Hz
F4.31
Any frequency reaching
detection amplitude 1
Range:0.0%~100.0%
Default:0.0%
F4.32
Any frequency reaching
detection value 2
Range:0.00Hz~max.freq
Default:50.00Hz
F4.33
Any frequency reaching
detection amplitude 2
Range:0.0%~100.0%
Default:0.0%