Tegam 1750 - Navigating the Menus; Keypad Functionality

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4-9
OPERATING INSTRUCTIONS
NAVIGATING THE MENUS
Keypad Functionality
Each button on the keypad has one primary function and up to two secondary functions. The table
below summarizes the functions of each button on the front panel keypad. These buttons are
highlighted in white on the 1750 front panel. Each key is labeled with its primary and secondary
functions. The primary function of each button is a short cut to the instrument’s default resistance
and reference current ranges. Secondary functions are enabled by pressing the [MENU] key. The 1750
secondary functions permit numeric data entry or the selection of instrument parameters.
Resistance Range Short Cut
(Primary Function)
Numeric Function
(Secondary Function)
MENU OPTION
(Secondary Function)
2 mΩ @ 1A
-
AUTO CORRECT
20 mΩ @ 1A
-
PIN ACCESS
200 mΩ @ 1A
-
% COMPARATOR
2 Ω @ 100mA
1
50/60 Hz
20 Ω @ 10mA
2
STORE
200 Ω @ 10mA
3
RECALL
2 kΩ @ 1mA
4
INTERFACE
20 kΩ @ 100μA
5
DELAY
200 kΩ @ 10μA
6
COMPARATOR
2 MΩ @ 1μA
7
TRIGGER
20 MΩ @ 100nA
8
REFERENCE
AUTO
9
DISPLAY
Table 4.1: Summary of Keypad Functionality
From the main display, press the [MENU] key. The instrument display should look like the illustration
below:
Figure 4.8: Menu
This message prompts the user to select one of the 12 buttons on the keypad. Pressing one of the
keys allows access for modifying or enabling instrument parameters. Refer to the Keypad Functionality
Table above and the following section in order to navigate the menu.
Menu
Number?