Honeywell VFD CORE

CHAPTER 12: DESCRIPTION OF PARAMETER SETTINGS
135 63-4528—04
• When start frequency is higher than the min. out put frequency, drives’ output will be from start frequency to the setting
frequency. Please refer to the following diagram for details.
• Fcmd=frequency command,
Fstart=start frequency (Pr.01-09),
fstart=actual start frequency of drive,
Fmin=4th output frequency setting (Pr.01-07/Pr.01-41),
Flow=output frequency lower limit (Pr.01-11)
a
01 - 08 Min. Output Voltage of Motor 1
Factory Setting: 0.0/0.0
Settings 230V series 0.0~240.0V
460V series 0.0~480.0V
01 - 09 Start-Up Frequency
Factory Setting: 0.50
Settings 0.0~600.00Hz
fstart F start
FLOW 0
NO
NO
NO
NO
NO
NO
NO
YES
YES
YES
YES
YES
YES
YES
M33610
fstart F start
OPERATION AFTER
START-UP
Fstart > Fmin
Fcmd > F min
H Fcmd
H Fcmd
H FLOW
H Fcmd
Fcmd < F min
Fcmd > F min
Fcmd > FLOW
FLOW 0
BY
PR.01-34
BY
PR.01-34
BY
PR.01-34
Fcmd
Hz
TIME
Fmin
Fstart
Fcmd
Hz
TIME
Fmin
Fstart
Fcmd 1
H FLOW
FLOW > Fcmd1
> Fmin
Fcmd 2
Hz
60Hz
TIME
BY PR.01-34
Fmin > F cmd2
Fmin
FLOW
Fcmd 1
H Fcmd 1
Fcmd 1 > FLOW
&
Fcmd 1 > Fmin
Fcmd 2
BY PR.01-34
Fcmd 2 > FLOW &
Fcmd 2 < Fmin
Fmin
FLOW
Hz
60Hz
TIME