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20 reset codes: 2-wire, 3-wire initialization, Reset codes: 2-wire, 3-wire initialization -30, Warning – Yaskawa J7 Drive User Manual

Page 65: Caution

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5-30

n01 :

Parameter Selection / Initialization

Factory setting:

1

Range: 0 to 9

The following table shows which parameters can be programmed (displayed & changed) or only
displayed when

n001

is selected.

WARNING

By entering an “10” or a “11” into n01, all parameters in the Drive
will return to their factory settings.

Factory Configuration for

Parameter

Terminal

2-Wire Control

3-Wire Control

————

S1

=

Forward Run

=

Start

n36

S2

2 = Reverse Run

2 = Stop

n37

S3

5 = Fault Reset

0 = Fwd/Rev Command

n38

S4

3 = External Fault (N.O.)

3 = External Fault (N.O.)

n39

S5

6 = Multi Step Ref. Cmd. A

6 = Multi Step Ref. Cmd. A

CAUTION

Know your application before using either Initialization function of n01 .
This parameter must be set to " 0 " or " 1 " for operation.

" 10 " = Factory 2-Wire Control Initialization (Maintained RUN Contact)
" 11 " = Factory 3-Wire Control Initialization (Momentary START/STOP Contact)

Entering either Initialization code resets all parameters to factory settings, and
automatically returns n01
setting to " 1 ". If the Drive is connected for 3-Wire
control and this parameter is set to " 10 " (2-Wire Control Initialization), the motor
may run in reverse direction WITHOUT A RUN COMMAND APPLIED. Equipment
damage or personal injury may result.

IMPORTANT

After " 10 " or " 11 " has been entered in

n01

, the Motor Rated Current (

n32

)

MUST BE REPROGRAMMED to the correct setting for the application.

5.20 RESET CODES: 2-WIRE, 3-WIRE INITIALIZATION

Setting

Function

0

n01

can be read and set;

n02

-

n79

read only

1

n01

-

n79

can be read and set

2-5

Not Used

6

Clear Fault Record Only

7-9

Not Used

10

Initialization: 2-Wire control

11

Initialization: 3-Wire control