Omron E5CN-HT User Manual page 137

Using the Key Protect Level
Protect Level
Operation/Adjust-
oapt
ment Protect
0
Operation Level
PV/SP
C
25.0
100.0
Protect Level
Operation/Adjust-
oapt
ment Protect
0
Setting the Password
Operating Procedure
Operation Level
PV/SP
C
25.0
100.0
Protect Level
Operation/Adjust-
oapt
ment Protect
0
Protect Level
Password to
prlp
Move to Protect
Level
0
prlp
1234
Communications
Operation Command
to Move to the Protect
Level
Note
3. Move to the Operation/Adjustment Protect parameter by pressing the O
or M Key or leaving the setting for at least two seconds.
■ Example with No Password Set
Press the O and M Keys simultaneously for at least the time set in the
Operation/Adjustment Protect parameter to move from the operation level to
the protect level.
When a password is not set, the Operation/Adjustment Protect parameter
will be displayed.
Use the following procedure to set the password to move to the protect level.
■ Example To set the Password to 1234
1. Press the O and M Keys simultaneously for at least the time set in the
Move to Protect Level Time parameter to move from the operation level
to the protect level.
2. Select the Password to Move to Protect Level parameter by pressing the
M Key.
3. Press the O and U Keys to set the parameter to 1234.
(To prevent setting the password incorrectly, the U and O Keys or D
and O Keys must be pressed simultaneously to set the password.)
Note Protection cannot be cleared or changed without the password. Be
careful not to forget it. If you forget the password, contact your
OMRON sales representative.
• The Write Variable operation command can be used via communications
to write the password to the Move to Protect Level parameter. When the
correct password is written, the display will change to the Operation/
Adjustment Protect parameter and writing the parameters in the protect
level will be enabled.
(1) If the Write Variable operation command is used to write the wrong pass-
word to the Move to Protect Level parameter after the correct parameter
has been written, the Move to Protect Level parameter will be displayed
Section 4-8
115