Instruction manual
Table Of Contents
- SAFETY INSTRUCTIONS
- CONTENTS
- CHAPTER 1 OUTLINE
- CHAPTER 2 INSTALLATION AND WIRING
- CHAPTER 3 OPERATION/CONTROL
- CHAPTER 4 PARAMETERS
- CHAPTER 5 PROTECTIVE FUNCTIONS
- 5.1 Errors (Alarms)
- 5.2 Troubleshooting
- 5.2.1 Motor remains stopped.
- 5.2.2 Motor rotates in opposite direction.
- 5.2.3 Speed greatly differs from the setting.
- 5.2.4 Acceleration/deceleration is not smooth.
- 5.2.5 Motor current is large.
- 5.2.6 Speed does not increase.
- 5.2.7 Speed varies during operation.
- 5.2.8 Operation mode is not changed properly.
- 5.2.9 Operation panel (FR-DU04) display is not provided.
- 5.2.10 POWER lamp is not lit.
- 5.2.11Parameter write cannot be performed
- 5.3 Precautions for Maintenance and Inspection
- CHAPTER 6 SPECIFICATIONS
- CHAPTER 7 OPTIONS
- APPENDICES
- REVISIONS
OPERATION/CONTROL
45
3.3.2 External operation mode (Operation using external input signals)
(
1
)
Operation at 60Hz
Step Description Image
1
Power-on → Operation mode check
Switch power on and make sure that the operation command
indication "EXT" is lit.
(If it is not lit, switch to the external operation mode. For operation
mode changing, refer to page 40.)
ON
FR-DU04
CONTROL PANEL
Hz
MON EXT PU
A
V
REV FWD
2
Start
Turn on the start switch (STF or STR).
The operation status indication "FWD" or "REV" flickers.
Note: The motor does not start if both the forward and reverse
rotation switches are turned on.
If both switches are turned on during operation, the motor
decelerates to a stop.
Reverse
rotation
Forward
rotation
FR-DU04
CONTROL PANEL
Hz
MON EXT PU
A
V
REV FWD
3
Acceleration → Constant speed
Slowly turn the potentiometer (frequency setting potentiometer) full
clockwise.
The frequency shown on the display increases gradually to 60.00Hz.
FR-DU04
CONTROL PANEL
Hz
MON EXT PU
A
V
REV FWD
4
Deceleration
Slowly turn the potentiometer (frequency setting potentiometer) full
counterclockwise.
The frequency shown on the display decreases gradually to 0.00Hz.
The motor stops running.
FR-DU04
CONTROL PANEL
Hz
MON EXT PU
A
V
REV FWD
5
Stop
Turn off the start switch (STF or STR).
OFF
Stop
Forward
rotation
Reverse
rotation
(
2
)
External jog operation
Keep the start switch (STF or STR) on to perform operation, and switch it off to stop.
1) Set Pr. 15 "jog frequency" and Pr. 16 "jog acceleration/deceleration".
2) Select the external operation mode.
3) Switch on the jog signal. Keep the start switch (STF or STR) on to perform operation.
Set the jog signal using any of Pr. 180 to 186 "input terminal function selection".