Page 10 of 49
TTI-22 Iss.04– 11/15
5.
Operating Elements and Instrument Connections
5.1
TTI-22 Front Side
Fig. 5 – 1
Front view
5.1.1 Display and Function Keys
Function keys
0,1,2,.., 9 (numerical keys)
Menu selection and digit input
CE (CLEAR, BACKSPACE)
To delete the last entered character
ESC (ESCAPE)
•
In the menu mode: To change to the next higher menu level
•
In an active input field: To abort the input. The input is
cancelled and the prior field content is restored
•
To toggle between menu items or input fields within one menu
•
In statistics menus: To change the amount of measuring values
applied for calculating the mean value and the standard
deviation
M (menu)
To change from measurement mode to menu mode
Backlight On/Off
EXP
To enter the exponent of a number
(ENTER)
To confirm the input
<On/Off> key
