Инструкция С Настройками для Toshiba TOSVERT VF-AS1

E6581315

Connector diagram for 4-wire RS485 communication

Connecting diagram for 4-wire RS485 communication

* When using 2-wire type, short RXB to TXB and RXA to TXA.

* Never use pin-1 (Open) and pin-7 (P11).

Terminating resistance
120Ω-1/2W

Slave

CN1

Master

RXA

RXB

TXA

TXB

RXA

RXB

TXA

TXB

RXA

RXB

TXA

TXB

RXA

RXB

TXA

TXB

Cross

Straight

Pin-4

Pin-5

Pin-3

Pin-6

Pin-8

(

Pin-2)

Pin-1

Pin-8

Signal name

Pin number

Description

RXA

Same phase reception data (positive line)

RXB

Anti-phase reception data (negative line)

TXA

Same phase transmitting data (positive line)

TXB

Anti-phase transmitting data (negative line)

(2)

Ground line of signal data

−

Open (Do not connect the cable.)

P11

11V (Do not connect the cable.)

*This table shows signal line of inverter side. (Example: RXA signal is received by

inverter.)

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