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8-22 VS1-MD AC Drive User Manual
8.11.1 FDT-1
Check whether the output frequency matches the user-setting frequency.
Active condition: Absolute value (preset frequency - output frequency) <= Frequency
Detection Bandwidth/2
When setting t31 to 10.0
8.11.2 FDT-2
Activated when the preset frequency matches frequency detection level (t52) and
FDT-1 condition is met.
Active condition: (Preset frequency = FDT level) & FDT-1
Group Display Parameter Name Setting Range Default Unit
I/O group t31 [Detected Frequency Bandwidth] - 0 to 400 10.00 Hz
Cannot be set above Max frequency (P36).
Group Display Parameter Name Setting Range Default Unit
I/O
group
t30 [Detected Frequency level] - 0 to 400 30.00 Hz
t31 [Detected Frequency Bandwidth] - 10.00
Cannot be set above Max frequency (P36).