17
ENGLISH
16
ENGLISH
"PAS" message for the second time; enter the desired numerical code
using the "
" or "
" keys, then confirm it by pressing the "S" key:
the display will show the first configuration menu ("InP");
•if the Password has already been entered, you can modify it following
the procedure described at No. 2); after the "PAS" message has been
shown a second time, enter the new numerical code using the "
"
or "
" keys and confirm it by pressing the "
S
" key: the display will
show the first configuration menu ("InP").
Data protection levels:
•if the Password is "0", the configuration data are not protected by
undesired access;
•if the Password is a number between "1 and 127", the configuration data
are entirely protected against undesired access;
•if the Password is a number between "128 and 255", the configuration
data are protected against undesired access except for the program-
ming of the values ("SEt") of set-point 1 and/or 2.
It is possible to reset the Password by entering the number 3584.
•All programming/configuration steps of the instrument are shown
in the flow chart on the last page of this manual. The flow chart
gives the operator a better understanding of the programming
structure of the instrument, indicating the current function with
regard to the others. The flow chart also makes it easier to
understand the commands used in the programming phase.
See the chapter "Front panel description" for information regarding the
use of the key-pad and the relevant main functions.
The value shown on the display is continuously compared with the value
of the two set-points and of the other parameters, thus generating the
control function by energizing/de-energizing the output relays.
• Programming
This phase is identified by the blinking of the decimal point on the right
side of the display.
To enter the programming phase, press the "
S
" key until "PAS" is
shown on the display; then "0" is displayed: the correct numerical code
(Password) is to be entered. The following conditions may occur:
• 1) the operator hasn't entered any Password: press the "
S
" key
again to enter the configuration menus of the instrument;
• 2) the operator has already entered a Password: select the correct
Password by means of the "
" key (to increase the value) or "
"
key (to decrease it) until the desired value is displayed. Press the "
S
"
key to confirm the value: if the Password is correct, then the display will
show "PAS" again followed by the relating numerical code; press the
"
S
" key once more in order to display the first configuration menu; if
the Password is not correct, the display shows "End" and the instrument
goes back to the measuring and control phase.
PROGRAMMING OF A NEW PASSWORD AND AUTOMATIC SELEC-
TION OF THE PROTECTION LEVEL OF THE CONFIGURATION
DATA.
To enter the new Password:
•if the Password is "0", press the "
S
" key when the display shows the
Summary of Contents for MDI 40 TF - CONFIGURATION SOFTWARE
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