Using The Key Protect Level; Key Protect - Omron E5CN User Manual

Using the Key Protect Level

4-9

Using the Key Protect Level

4-9-1

Key protect

Operation/adjustment
protection
Initial setting/
communications
protection
Setting change protection
58
• To move to the protect level, press the
for at least three seconds.
• The protect level protects parameters that are not changed during control-
ler operation until operation is started to prevent them from being modified
unintentionally.
• The protect level setting restricts the range of parameters that can be
used.
The following table shows the relationship between set values and the range
of protection.
Level
Operation PV
level
PV/SP
Other
Adjustment level
• When this parameter is set to "0", parameters are not protected.
• Default is "0".
This protect level restricts movement to the initial setting level, communica-
tions setting level and advanced function setting level.
Set Initial
value setting
level
0
1
× ×
2
• Default is "1".
This protect level protects setup from being changed by operating the keys on
the front panel.
Set
value
OFF Setup can be changed by key operation.
ON Setup cannot be changed by key operation. (The protect level can be
changed.)
• Default is "OFF".
Set value
0 1 2 3
×
× ×
× × ×
Communica- Advanced func-
tions setting tion setting level
level
×
×
Description
Section 4-9
and keys simultaneously
: Can be displayed and
changed
: Can be displayed
: Cannot be displayed
and move to other levels
not possible
: Move to other
levels possible
×
: Move to other
levels not possible