Password Protection; Structure Of User Menu - TESTO 6681 Instruction Manual

1.4.3 Password protection

The user menu can be protected with a four-digit numerical code (see Editing
Main Menu Settings, chapter 1.4.6.5) so that access to the user menu is
denied to unauthorized persons not familiar with this numerical code.
If the password protection is not to be used, the numerical code "0000" must
be entered. This is also the status upon delivery.

1.4.4 Structure of user menu

At the main menu level, the user menu comprises the following:
Main menu of channel 1
•
Main menu of channel 2
•
Main menu of channel 3 (if this option is available)
•
Main Menu Alarm
•
Editing Settings main menu
•
Analysis main menu
•
Main Menu Messages
•
Ident main menu
•
Adjustment main menu
•
Reset main menu
•
19.3
57.8
-4.1 °Ctd
°C
% RH
testo 6681
Channel 1 display
Channel 2 display
Channel 3 display or for messages
- 1.4 Operation 43