Installing the Inverter
24
Install an isolation transformer (rated for > 100 VA) for the auxiliary control
power source. Otherwise, the inverter may be damaged.
Control board labels
Function
Label
Name
Description
Control
board
CN1
Terminal output
Connector for fault relay (30A, 30B, 30C),
multifunction terminal output (A1/C1 – A4/C4), and
safety circuit terminal input (SA, SB, SC)
CN2
Terminal input
Connector for digital terminal input: FX, RX, BX,
RST, P1 –P7
CN3
Analog I/O
Connector for analog terminal input ( V1, I1),
analog terminals output (AO1, AO2), and CAN
communication
CN4
Add-on module
connector
Use this connector when using add-on module
boards.
CN5
Keypad connector
Connects to keypad.
CN6
Power board
connector
Connects to power board.
CN8
ELIO add-on module
connector
Use this connector when using ELIO add-on
module boards.
SW1
Note1)
Digital input NPN/PNP
selection switch
NPN/PNP mode selection switch
Up: PNP
Down: NPN (default)
SW2
Note2)
Communication
terminating resistor
switch
Turns the terminating resistor
(120 Ω) ON when
the inverter is connected to the end of
communication node.
Left: Terminating resistor ON
Right: Terminating resistor OFF (default)
Note1) Refer to “Step 8 NPN/PNP mode selection for detailed information.
Note2) Refer to “Step 9 Setting terminating resistor” for detailed information.