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Toshiba Tosvert VF-AS1 User Manual

Page 192

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E6581301

F-80

6

Communication parameters (4-wire RS485)

These parameters allow you to change the communication speed, parity, inverter number, communication error trip
timer setting, etc. from the operation panel or an external control device.

Title

Function

Adjustment range

Default setting

H

Parity
(common to 2-wire RS485 and 4-wire RS485)

:Non parity

:Even parity

:Odd parity

H

Inverter number (common)

~

H

Communications time-out time
(common to 2-wire RS485 and 4-wire RS485)

:OFF

~ sec.

Setting

2-wire
RS485

4-wire
RS485

No action

No action

Alarm

No action

Trip

No action

No action

Alarm

Alarm

Alarm

Trip

Alarm

No action

Trip

Alarm

Trip

H

Communications time-out action *
(common to 2-wire RS485 and 4-wire RS485)

Trip

Trip

H

Frequency point selection

:Disabled

:2-wire RS485

:4-wire RS485

:Communication add option

H

Point 1 setting

~%

H

Point 1 frequency

~HJHz

H

Point 2 setting

~%

H

Point 2 frequency

~HJHz

Inverter with a
model number

ending with

-WN:
-WP:

H

Communication speed (4-wire RS485)

:9600 bps, :19200 bps,

:38400 bps

H

Send waiting time (4-wire RS485)

:Default, ~ sec.

H

Inverter-to-inverter communication setting
(4-wire RS485)

:Slave (issues a 0Hz command if

something goes wrong with the
master)

:Slave (continues operation if

something goes wrong with the
master)

:Slave (trips for emergency stop if

something goes wrong with the
master)

:Master (sends a frequency

command)

:Master (sends an output frequency)

:Master (sends a torque command)

:Master (sends an output torque

command)

H

Protocol selection (4-wire RS485)

:TOSHIBA

:MODBUS

H

Block write data 1

:Deselect

:Command information 1

:Command information 2

:Frequency command

:Terminal board output data

:Communication analog output

H

Block write data 2

Ditto