Curtis 3301T, Руководство пользователя

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2 — USING THE 3301T pg. 11
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Curtis Model 3301T Digital Instrumentation – September 2021
3. To change the active access level, press the
S
,
E
,
H
, or button.
4. Use the F1–F4 buttons to enter the four-digit password, which consists of the numbers 1–4. Pressing
an F1–F4 button enters the number that follows the letter “F” in the button name: for example, the
F2
button enters 2.
To indicate how many of the password characters have been entered, the corresponding circle in the
middle of the screen turns blue when a button is pushed. In the following example, four numbers have
been entered:
Tip: To clear the most recently entered number, press the
C
- -
button; the corresponding circle turns
white. To exit the password screen, press the
C
- -
button until the password is cleared, then press the
button again.
5. Press the
+ +
button to submit the password. If the password is correct, the main menu displays and you
can now view and edit parameters .
If the password screen indicates that the wrong password was entered, press the
C
- -
button to clear the
password, then repeat steps 3–5.
To exit the menu, press the
F2
button.
IMPORTANT: After you have finished working with parameters, cycle the keyswitch to clear the password.