Basic operation procedure (External operation)
Basic operation
4 - 24
4.6.2 Setting
the
frequency
by switches (multi-speed setting) (Pr. 4 to Pr. 6)
Connection diagram
쑶
NOTES
Switch ON the STF (STR) signal to give a start command.
Turn ON the RH, RM, or RL signal to give a frequency command. (Multi-speed setting)
I002436E, I002444E
Fig. 4-9:
Multi-speed setting in dependence on the terminals
Example
쑴
Changing example: Operate at a high-speed (60 Hz).
Operation
Screen at power-ON
The monitor display appears.
Setting the frequency
Turn ON the high-speed switch (RH).
Start
➔
acceleration
➔
constant speed
Turn ON the start switch (STF or STR). The frequency value on the indication increases in Pr. 7 "Acceleration time", and
"
" (60.00 Hz) appears. [FWD] indicator is lit during the forward rotation, and [REV] indicator is lit during the
reverse rotation.
When RM is turned ON, 30 Hz is displayed. When RL is turned ON, 10 Hz is displayed.
#
Deceleration
➔
stop
Turn OFF the start switch (STF or STR).The frequency value on the indication decreases in Pr. 8 "Deceleration time", and
the motor stops rotating with "
" (0.00 Hz) displayed. [FWD] or [REV] indicator turns OFF. Turn OFF the high-
speed switch (RH).
Tab. 4-16:
Operate the inverter by using external signals
NOTES
When both the forward rotation switch (STF) and the reverse rotation switch (STR) are ON, the
motor cannot be started. If both are turned ON while the inverter is running, the inverter deceler-
ates to a stop.
The terminal RH is initially set to 60 Hz for the FM type inverter, and to 50 Hz for the CA type
inverter. The terminal RM is set to 30 Hz, and the RL is set to 10 Hz. (To change, set Pr. 4, Pr. 5, and
Pr. 6.)
In the initial setting, when two or more of multi-speed settings are simultaneously selected, prior-
ity is given to the set frequency of the lower signal.
For example, when RH and RM signals turn ON, RM signal (Pr. 5) has a higher priority.
Maximum of 15-speed operation can be performed.
RM
STF
STR
RH
SD
RL
RH
RM
RL
Inverter
Reverse rotation start
Switch
Forward rotation start
High speed
Middle speed
Low speed
Speed 1 (High speed)
Speed 2
(Middle speed)
Speed 3
(Low speed)
Time
ON
ON
ON
Output fr
eque
nc
y
[H
z]
Содержание FR-A800
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Страница 22: ...Contents XVIII ...
Страница 30: ...Related manuals Introduction 1 8 ...
Страница 122: ...Connection of stand alone option units Installation and wiring 2 92 ...
Страница 180: ...Basic operation procedure JOG operation Basic operation 4 32 ...
Страница 934: ...Check first when you have a trouble Protective functions 6 46 ...
Страница 954: ...Measurement of main circuit voltages currents and powers Precautions for maintenance and inspection 7 20 ...
Страница 1030: ...EC Declarations of Conformity Appendix A 46 A 5 EC Declarations of Conformity A 5 1 Low Voltage Directive ...
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