E5CK
5--3
•
The protect mode is for disabling (protecting) the functions of the menu key or
A/M
key. Before changing parameters in this mode, first make sure that protecting the
menu key or
A/M
key will not cause any problems in operation.
•
To select this mode, press the
A/M
key and
key simultaneously for 1 second mini-
mum. To exit this mode, press the
A/M
key and
key down again simultaneously
for 1 second minimum.
•
The following table shows the parameters supported in this mode and the page where
the parameter is described.
Symbol
Parameter Name
Page
Security
5-3
[A/M] key protect
5-4
Security
•
This parameter specifies which parameters are protected. However, note that the
protect mode and manual mode cannot be protected.
•
When this parameter is set to “0” to “3”, only the modes indicated by the “
f
” mark
in the table below can be selected on the menu display. For example, when this param-
eter is set to “2”, only level 0 to 2 modes can be selected.
Mode
Set value
Mode
0
1
2
3
4
5
6
Calibration
f
Option
f
f
Expansion
f
f
Setup
f
f
Level 2
f
f
f
Level 1
f
f
f
f
Level 0
f
f
f
f
f
f
∗
•
When this parameter is set to “4” to “6”, operations in only the level 0 mode can be
selected, and the mode is not displayed on the menu display.
•
When this parameter is set to “5”, only the “PV/SP” parameter in the level 0 mode
can be used.
•
When this parameter is set to “6”, only the “PV/SP” parameter in the level 0 mode
can be used. (The set point cannot change.)
•
Default is “1”. (Only the calibration mode is protected.)
F
Related article
3.5 Protect Mode (page 3-10)
Protect Mode
Function
Comment
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