Getting Started
1
Keysight U1401B User’s and Service Guide
27
Figure 1-5
Keypad shifted functions
8
9
11
7
10
Table 1-4
Keypad functions
No.
Key
Function when pressed for less than one second Function when pressed for more than one second
1
Selects DC, AC, or AC+DC
Toggles between peak hold ON or OFF for V and
mA measurement
2
HOLD
If the data hold mode is enabled:
Freezes the present measured value. Press again to
trigger the next measured value.
Exits data hold mode
[a]
If the refresh hold mode is enabled:
Enters or exits the refresh hold mode
–
MAX MIN
[b]
Cycles through MAX, MIN, AVG, and present (MAX
AVG MIN) readings in dynamic recording mode
Enters or exits the dynamic recording mode
3
Δ
NULL
Saves the displayed value as a reference to be
subtracted from subsequent measurements
Toggles between mV and temperature tests
4
RANGE
Changes measurement range
Sets to autorange
5
DUAL
Cycles through different combinations of primary
and secondary displays
–
6
Hz
Selects frequency (Hz), duty cycle (%), or pulse
width (ms) on the primary display
Exits selection
7
SHIFT
Enables and disables the shifted functions of the
other keys
Toggles backlight ON/OFF
Содержание U1401B
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Страница 61: ...Making Measurements 3 Keysight U1401B User s and Service Guide 61 Figure 3 1 DC voltage measurement ...
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Страница 107: ...Application Examples 5 Keysight U1401B User s and Service Guide 107 Figure 5 5 Zener diode test ...
Страница 128: ...5 Application Examples 128 Keysight U1401B User s and Service Guide Figure 5 17 Verifying a frequency transmitter ...