115
Type 8692, 8693
english
Start-up, operation
process controller Type 8693
4.3 SECURITY
Code protection for the settings
Use the SECURITY function to prevent the positioner or individual functions from being accessed unintentionally.
Factory setting: Access Code: 0000
If the code protection is activated, the code (set access code or master code) must be input whenever operator action is
disabled.
All operator actions can be implemented with the non-changeable master code. This 4-digit master code can be
found in the appendix of these operating instructions in the chapter entitled "Master code".
SECURITY
CODE
EXIT
ENTER
OK
SELEC
INPUT
ESC
OK
+<-
MAIN
MANU/AUTO
ADDFUNCT
X.TUNE
P.Q‘LIN
SET VALUE
Access Code: 1
0000
Fig. 23: Operating structure SECURITY - 8693
Input screen for inputting or changing the CODE (for description of input see below)
Blocking access to the configuration level
Blocking switchover between the MANUAL / AUTOMATIC (MANU/AUTO) operating states
Blocking the input of auxiliary functions
Blocking the activation of self-parameterisation (Autotune)
Blocking the activation of the linearisation of the process characteristic
Inputting the code:
Press the selection key on the right (INPUT) to access the input screen when the
→ CODE selection menu is marked.
ESC
OK
+<-
SET VALUE
Access Code: 1
0000
The code consists of four digits which can be changed individually by pressing the up
arrow key (+).
Press the down arrow key (←) to jump between the individual digits.
Press the selection key on the left (ESC) to leave the input screen without change.
Press the selection key on the right (OK) to leave the input screen and save the input or
change.
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