9
E
N
G
L
IS
H
OPERATING MODE
It is possible to configure SPT-90 either by means of a special configura-
tion software "SptSoft" or by means of a special programming module:
• Displaying and control (if the programming module is present)
During the operating phase, the following status indications may be displayed:
• the decimal point of the digit on the right is blinking: the
transducer works regularly and it's not in alarm status;
• the upper segments of the 3 digits are blinking: the operator has
set a high alarm set-point and the instrument is in alarm status;
• the low er segm ents of the 3 digits are blinking: the operator has
set a low alarm set-point and the instrum ent is in alarm status.
• the central segments of the 3 digits are blinking; the static
output has been activated by means of the serial interface.
• Programming
To enter the programming phase, press the
key until "PAS" is shown
on the display; then "0" will be displayed: the correct numerical code
(password) is to be selected now. The following conditions may occur:
1) the operator hasn't entered any password: press the
key to enter the
configuration menu of the transducer;
2) the operator has already entered a Password: select the correct
password by means of the
key (to increase the displayed value)
or
(to decrease it) until the desired value is displayed.
Press the
key to confirm the value; if the password is correct, then the
display will show "P.CH" that is the first configuration menu; if the password
is not correct, the display shows "End" and the transducer goes back to the
displaying 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", when the display shows the "P.CH" message,
followed by "oLd" and then "0", select the desired numerical code using
the
or
keys, then confirm it by pressing the
key: the display
will show the first configuration menu "P.CH".
• if the Password has already been entered, it is possible to modify it
following the procedure described at No. 2); after the "P.CH" message,
the display shows "oLd" followed by the already programmed value;
select the new numerical code using the
or
keys and confirm
it by pressing the
key: the display will show the first configuration
menu "P.CH".
Data protection levels:
• if the Password is "0", the configuration data are not protected by
undesired accesses;