Maximum Frequency; Upper Limit And Lower Limit Frequencies - Toshiba TOSVERT VF-nC1 Instruction Manual

5.6

Maximum frequency

• Function
1) Programs the range of frequencies output by the inverter (maximum output values).
2) This frequency is used as the reference for acceleration/deceleration time.
Output frequency (Hz)
80Hz
60Hz
5
★If is increased, adjust the upper limit frequency
■Parameter setting
Title
* The value is changed according to the set-up parameter condition.
(VFNC1 (S)-□□□□P□-W type)
80 [Hz] for VFNC1 (S)-□□□□P□-W type.
5.7

Upper limit and lower limit frequencies

• Function
Programs the lower limit frequency that determines the lower limit of the output frequency
and the upper limit frequency that determines the upper limit of that frequency.
Output frequency (Hz)
■Parameter setting
Title
* The value is changed according to the set-up parameter condition.
(VFNC1 (S)-□□□□P□-W type)
80 [Hz] for VFNC1 (S)-□□□□P□-W type.
: Maximum frequency (Hz)
0 100% Frequency setting signal (%)
Function
Maximum frequency (Hz) 30.0～200 (Hz)
: Upper limit frequency (Hz)
: Lower limit frequency (Hz)
Upper limit
frequency
0 100%
Frequency setting signal
★ Signals with a frequency
higher than the frequency set
with will not be put out.
Function
Upper limit frequency (Hz) 0.5～
Lower limit frequency (Hz) 0.0～
When = 80Hz
• This function determines the
maximum value in line with the
ratings of the motor and load.
• Maximum frequency cannot be
When = 60Hz
adjusted during operation. To
adjust, first stop the inverter.
as necessary.
Adjustment range
Output frequency (Hz)
0 100%
Frequency setting signal
★ The output frequency
Adjustment range
(Hz)
(Hz)
E-6
E6581090
Default setting
*
Lower limit
frequency
cannot be set below the
frequency set with .
Default setting
*
0.0