Toshiba VF-S9 Sink logic/source logic input, Example of application ... Three-wire operation

Models: VF-S9

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Inverter

E6580757

Programmable controller

Inverter

 

External +24V

 

Fuse blowout

power supply

Inverter internal

 

+24V power

detection circuit

 

supply

 

Fuse

 

3) Sink logic/source logic input

Sink logic/source logic (input/output terminal logic) switching is possible.

See Section 2.3 for further details.

Example of application ... Three-wire operation

 

 

 

 

 

 

 

 

 

 

 

 

6

 

 

 

F

 

 

START

Run: Press START.

contact-a

 

 

 

 

 

 

 

 

 

 

 

 

S3

 

 

STOP

Stop: Press STOP.

contact-b

 

 

 

 

 

 

 

 

 

CC

 

 

 

 

 

 

 

 

 

[Parameter setting]

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Terminal

Title

 

 

 

Function

 

Adjustment range

Setting

 

 

symbol

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

F

Input terminal selection 1

 

2 (Forward running

0-51

command)

 

 

 

S3

Input terminal selection 6

(see Section 11)

49

 

(Operation holding)

 

 

 

 

 

ST signal selection

0-3

1

 

(Stand by always on)

 

 

 

 

In case of three-wire operation,

set to 1.

 

 

F-8

Page 92
Image 92
Toshiba VF-S9 manual Sink logic/source logic input, Example of application ... Three-wire operation, Inverter internal