183
Misoperation prevention and parameter setting restriction
4.16.5 Password function (Pr.296, Pr.297)
(1) Parameter reading/writing restriction level
(Pr.296 )
Level of reading/writing restriction by PU/NET mode operation command can be selected by
Pr.296
.
Registering 4-digit password can restrict parameter reading/writing.
Parameter
number
Name
Initial value
Setting range
Description
296
Password lock level
9999
0 to 6,
100 to 106
Select restriction level of parameter reading/
writing when a password is registered.
9999
No password lock
297
Password lock/unlock
9999
1000 to 9998
Register a 4-digit password
(0 to 5)
Displays password unlock error count. (Reading
only)
(Valid when
Pr.296
= "100" to "106")
9999
No password lock
This parameter can be set when
Pr.160 Extended function display selection
= "0."
If
Pr.296
= "9999" (no password lock),
Pr.297
can be set while
Pr.160
= "0." When the password lock is valid,
Pr.297
can be set regardless of the
Pr.160
setting.
Pr.297
can be written as "0 or 9999," but the
Pr.297
setting does not change.
Pr.296
Setting
PU Mode Operation Command
NET Mode Operation Command
RS-485 communication
Communication option
Read
Write
Read
Write
Read
Write
9999
0, 100
1, 101
2, 102
3, 103
4, 104
5, 105
6, 106
: enabled,
: restricted
If the parameter reading is restricted by the
Pr.160
setting, those parameters are unavailable for reading even when "
" is indicated.
If the parameter writing is restricted by the
Pr.77
setting, those parameters are unavailable for writing even when "
" is indicated.
Parameter access from unit where parameter is written in PU operation mode (initially set to operation panel, parameter unit) is restricted. (
for PU mode operation command source selection)
This restricts parameter access from the command source that can write a parameter under Network operation mode (initially RS-485 communication
from PU connector or a communication option). (
for NET mode command source.)
If a communication option is installed, option fault (E.OPT) occurs, and drive unit trips.
Summary of Contents for FR-E700EX
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