Toshiba TOSVERT VF-AS3 Instruction Manual page 11

3
RS485 communication wiring
diagram
• Do not connect Ethernet to the RS485 communication connector.
Incorrect wiring can result in malfunction.
Prohibited
■ RS485 communication connector 1
1 pin
Signal name
RXA+/TXA+
RXB-/TXB-
SG
-
-
VF-AS3
CAUTION
8 pin
Pin arrangement
4 Non-inverting transmitted and received data
5 Inverting transmitted and received data
8
Signal ground
(3)
1, 2, 6 - (connection prohibited)
7 Power (connection prohibited)
3-1
RS485 communication
connector 1
Description
3. RS485 communication wiring diagram
I
II
III
1
2
3
4
5
6
7
8
9
10
A1
A2
A3
A4
I
I
17
18