Password Function (Pr. 296, Pr. 297) - Mitsubishi Electric FR-D720-008 Instruction Manual

4.17.5 Password function (Pr. 296, Pr. 297)

Registering 4-digit password can restrict parameter reading/writing.
Parameter
Name
Number
296 Password lock level
297 Password lock/unlock
The above parameters can be set when Pr. 160 Extended function display selection = "0".
When Pr. 296 ≠ "9999" (with password lock), note that Pr. 297 is always available for setting regardless of Pr. 160 setting.
(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.
PU Mode Operation Command ∗3
Pr. 296 Setting
Read ∗1
9999
1, 101
2, 102
3, 103
4, 104
5, 105
6, 106
∗1
If the parameter reading is restricted by the Pr. 160 setting, those parameters are unavailable for reading even when " " is indicated.
∗2
If the parameter writing is restricted by the Pr. 77 setting, those parameters are unavailable for writing even when " " is indicated.
∗3
Parameter access from unit where parameter is written in PU operation mode (initially set to operation panel, parameter unit) is restricted. (Refer to page 174
for PU mode operation command source selection)
∗4
Parameter access in NET operation mode with RS-485 communication is restricted.
Misoperation prevention and parameter setting restriction
Initial Value
9999
9999
Write ∗2
×
×
× ×
× ×
Setting Range
Select restriction level of parameter reading/
1 to 6, 101 to 106
writing when a password is registered.
9999 No password lock
1000 to 9998 Register a 4-digit password
Displays password unlock error count. (Reading
(0 to 5) only)
(Valid when Pr. 296 = "101" to "106")
(9999) No password lock (Reading only)
NET Mode Operation Command ∗4
Read ∗1
×
×
: enabled, ×: restricted
Description
Write ∗2
×
×
×
×
161
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