Sanken Samco SVC06, Instruction Manual, Page: 43 / 136

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C
h
p
ater
4
4-5 Composition of Control Circuit Terminals
4-5-6 Communication function terminal
1) RS485 communication

The communication control with peripheral devices can be realized by using RS485 communication terminal
block on the following main control board.

SW2 is a switch for turning ON / OFF the terminating resistor. Please set only the farthest terminating
resistor switch of the inverter to ON. (Factory preset= OFF: terminating resistor OPEN).
Inverter signal receiving end + signal
Inverter signal receiving end - signal
Inverter signal sending end + signal
Inverter signal sending end + signal
Note: Please refer to Description of Communication Functions for details of the communication functions.
S
IN
K
SOURCE
SW1
RX
TX
TB4
TB3
RS485terminal block
S
W
2
ON
OFF
SW3
O
N
O
F
F
TB4
TB3
1+ 1- 2+ 2-
SG
RX
TX
S
W
2
ON
OFF
SW 3
O
N
O
F
F