2 — USING THE 3301T
Curtis Model 3301T Digital Instrumentation – September 2021
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pg. 12
Open Read-Write Parameter Menus for Other Curtis Devices
e 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. e Password screen displays:
You can enter a password for either the User or OEM access level. e 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
button until the password is cleared, then
press the button again.