Yaskawa G5HHP Drive User Manual
Page 95
4.2 Modes
4 - 27
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Passwords: A1-04, A1-05
D
Use constants A1-04 and A1-05 to write-protect the initialize-mode user constants.
D
User constants A1-01 through A1-03 and A2-01 through A2-32 can be displayed but not changed if the
contents of A1-04 and A1-05 are not the same.
D
To write-protect the initialize-mode user constants, set the password in A1-05 after inputting the desired
values in A1-01 through A1-03 and A2-01 through A2-32. User constant A1-05 can be displayed by
displaying A1-04 and pressing the Menu Key while pressing the Reset Key. (A1-05 can’t be displayed
with the usual Key sequences.)
D
It will be possible to change the initialize-mode user constants again when the same password is written
to A1-04 and A1-05.
User
Change
during
Setting
Factory
Valid Access Levels
User
Constant
Number
Name
g
during
Opera-
tion
Setting
Range
Unit Factory
Setting
V/f
Control
V/f with
PG
Open
Loop
Vector
Flux
Vector
A1-04
Password 1
X
0 to 9999
--
0
Q
Q
Q
Q
A1-05
Password 2
X
0 to 9999
--
0
Q
Q
Q
Q
Setting the Password to 1000
Use the following procedure to set the password to 1000.
Step
Key Sequence
Digital Operator Display
Remarks
1
MENU
G5
*
Main Menu
*
Operation
2
G5
*
Main Menu
*
Initialize
3
DATA
ENTER
Select Language
English
4
Press 4 times.
Enter Password
A1--04 = 0
5
Hold RESET.
RESET
And press MENU.
MENU
Select Password
A1--05 = 0
6
DATA
ENTER
Select Password
0000
The first digit will blink. The blinking
digit can be changed.
7
Select Password
1000
The value of the digit will increment
each time the Increment Key is pressed
and then stop at 9. Press the Decrement
Key to decrease the value.
8
DATA
ENTER
Entry Accepted
Writes-in the new setting.
Select Password
A1--05 = 1000
After a few seconds, the Operator dis-
play is as shown on the left.
9
ESC
Enter Password
A1--04 = 0
The password has been set to 1000.
To enable changing user constants, set the same password in A1-05 = 0.
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Setting User Constants: A2-01 to A2-32
D
User constants A2-01 through A2-32 specify the constants that can be displayed and changed when the
access level (A1-01) is set to 1 (user programs).
D
User constants A2-01 through A2-32 can be changed only in the Advanced access level and cannot be
changed during operation.
4
A
EXAMPLE
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