YASKAWA OYMC V1000, Programming Manual

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1.1 A: Initialization
22 YASKAWA ELECTRIC SIEP C710606 10A YASKAWA AC Drive - V1000 PRELIM. Programming Manual
Table 1.1 Parameters not Changed by Drive Initialization
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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.
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.
No. Parameter Name
A1-02 Control Method Selection
C6-01 Duty Selection
E1-03 V/f Pattern Selection
E5-01 Motor Code Selection (for PM motors)
E5-02 Motor Rated Capacity (for PM motors)
E5-03 Motor Rated Current (for PM motors)
E5-04 Motor Poles (for PM motors)
E5-05 Motor Armature Resistance (for PM motors)
E5-06 Motor d Axis Inductance (for PM motors)
E5-07 Motor q Axis Inductance (for PM motors)
E5-09 Motor Induction Voltage Constant 1 (for PM motors)
E5-24 Motor Induction Voltage Constant 2 (for PM motors)
o2-04 Drive/kVA Selection
L8-35 Installation Selection
No. Parameter Name Setting Range Default
A1-04 Password
0 to 9999 0
A1-05 Password Setting