2 — USING THE 3301T
Curtis Model 3301T Digital Instrumentation – September 2021
pg. 12
Open Read-Write Parameter Menus for Other Curtis Devices
The 3301T allows you to view and edit parameters of Curtis devices that are connected through the
CANbus or that support the ESP/SP protocol and are connected through the serial port. Take the
following steps to open other Curtis devices’ menus.
1. Go to the home screen.
2. Press the
F3
button. The Password screen displays:
You can enter a password for either the User or OEM access level. The screen’s active access level
is highlighted in blue; in the example above, the User access level is active.
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.