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6 Connection
I/O signal terminals (TB2, TB3)
Terminal
Terminal
group
TB2
X0
(input)
X1
X2
X3
C0
TB3
Y0
(output)
C1
Y1
C2
DIP switches (SW1)
No.
Function
S1
Remote/local
switching
(RUN/STOP)
S2
Remote/local
switching
(Direction)
S3
Sink/source
switching
S4
Carrier frequency
switching
S5
Speed display
switching
Turn off the inverter power before setting the DIP switches.
Note
– 28 –
Name
This terminal is used to control the running and
RUN/STOP
stopping of the motor. This terminal is enabled when
DIP switch S1 (SW1) is set to ON.
This terminal is used to control the motor direction.
FWD/REV
To change the motor direction, stop the motor first,
and then input a reversing signal. This terminal is
enabled when DIP switch S2 (SW1) is set to ON.
This terminal is used to reset an alarm condition.
ALARM RESET
EXTERNAL
The set speed can be adjusted by connecting this
SPEED INPUT
terminal to external DC voltage (0 to 10 VDC).
SG (common)
RUNNING
These terminals output a signal indicating that the
inverter is running (26.4 V, 10 mA or less).
COMMON
These terminals output an alarm signal. The inverter
ALARM
will remain in an alarm condition until an alarm reset
COMMON
signal is input (26.4 V, 10 mA or less).
This switch is used to select how to run/stop the
motor.
ON: Use external input signals (remote)
OFF: Use the RUN/STAND-BY switch (local)
This switch is used to select how to change the
motor direction.
ON: Use external input signals (remote)
OFF: Use the direction selector switch (local)
This switch is used to select the sink and source
input for external control.
ON: Source input
OFF: Sink input
This switch is used to change the carrier frequency.
Change the default carrier frequency if you want to
reduce the leak current from the inverter-motor cable.
ON: 10 kHz
OFF: 15 kHz
This switch is used to change the unit in which the
set speed is displayed on the speed display.
ON: Display speed in number of revolutions (r/min)
OFF: Display speed in frequency (Hz)
Function
Description
Factory
setting
OFF
OFF
OFF
OFF
OFF
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