YASKAWA A1000 Series Technical Manual page 132

5.1 A: Initialization
Notes on Parameter Initialization
The parameters shown in
Although the control mode in A1-02 is not reset when A1-03 is set to 2220 or 3330, it may change when an application
preset is selected.
No.
A1-00
A1-02
C6-01
E1-03
E5-01
F6-08
L8-35
o2-04
A1-04, A1-05: Password and Password Setting
■
A1-04 is for entering the password when the drive is locked. A1-05 is a hidden parameter used to set the password.
No.
A1-04
A1-05
How to use the Password
The user can set a password for the drive to restrict access. The password is set to A1-05 and must be entered to A1-04 to
unlock parameter access. Until the correct password is entered, the following parameters cannot be viewed or edited: A1-
01, A1-02, A1-03, A1-06, and A2-01 through A2-33.
The instructions below demonstrate how to set a new password. Here, the password set is "1234". An explanation
follows on how to enter the password to unlock the parameters.
1. Turn on the power to the drive. The initial display appears.
2.
Press the or
3.
Press the key to enter the parameter menu tree.
Select the flashing digits by pressing
4.
5.
Select A1-04 by pressing
Press the key while holding down
6.
Note: Because A1-05 is hidden, it will not be displayed by simply pressing the
132
Table 5.1 will not be reset when the drive is initialized by setting A1-03 = 2220 or 3330.
Table 5.1 Parameters not Changed by Drive Initialization
Parameter Name
Password
Password Setting
Table 5.2 Setting the Password for Parameter Lock
Step
key until the Parameter Setting Mode screen appears.
, or
F1 F2
left right
.
at the same time. A1-05 will appear.
Parameter Name
Language Selection
Control Method Selection
Duty Selection
V/f Pattern Selection
Motor Code Selection (for PM motors)
Comm. Parameter Reset
Installation Selection
Drive/kVA Selection
.
key.
YASKAWA ELECTRIC SIEP C710616 27C YASKAWA AC Drive A1000 Technical Manual
Setting Range
0000 to 9999
Display/Result
- MODE -
FREF (OPR)
U1-01= 0.00Hz
U1-02= 0.00Hz
U1-03= 0.00A
JOG FWD
- MODE -
Programming
HELP FWD
-PRMSET-
Initialization
A1-00= 0
Select Language
←
FWD
-PRMSET-
Select Language
A1-00= 0
English
←
FWD
-PRMSET-
Enter Password
A1- 04 =
(0~9999)
"0"
←
FWD
-PRMSET-
Select Password
A1- 05 =
(0~9999)
"0"
←
FWD
"05" flashes
Default
0000
DRV Rdy
LSEQ
LREF
FWD/REV
PRG
DATA
PRG
→
PRG
∗0∗
→
PRG
0
→
PRG
04
→