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Yaskawa J7 Drive User Manual

Page 85

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A1-4

Table A1-1. J7 Parameters - Continued

PARAM-

SETTING RANGE

SETTING

FACTORY

USER

PARA.

ETER

NAME

(AND UNITS)

INCREMENT

SETTING

SETTING

REF.

0:

2400 bps

n71

Modbus Baud Rate

1:

4800 bps

2: 9600

bps

1

2

3:

19200 bps

5.14

0:

even parity

n72

Modbus Parity Selection

1:

odd parity

1

2

2: no

parity

n73

Modbus Send Waiting Time

10 to 65

1 (msec)

10

0:

RTS control enabled

n74

Modbus RTS control

1:

RTS control disabled

1

0

(RS-422A 1 to 1 communication)

n75

Reduce Carrier

0:

Disabled

at low speed selection

1:

Carrier Frequency reduced to 2.5kHz

1

0

when Fout <= 5Hz & Iout >= 110%

rdy : READY status

rdy

rEd: READ executes

rEd

n76

Digital Operator Parameter

Cpy: COPY executes

Cpy

rdy

Copy Function Selection

vFy: VERIFY executes

vFy

vA: Inverter capacity display

vA

Sno: Software No. display

Sno

n77

Digital Operator

0:

Copying disabled

Parameter Copy

1:

Copying allowed

1

0

Access Selection

n78

Fault History

Note 2

N/A

N/A

n79

Software Number

Note 2

013

Note 1: Factory setting differs depending on capacity. See Appendix 3-1.
Note 2: n78 and n79 are display only parameters, which are not settable.