User`s guide
Table Of Contents
- Agilent U1231A, U1232A, and U1233A Handheld Digital Multimeter
- Table of Contents
 - List of Figures
 - List of Tables
 - Introduction
 - Making Measurements
 - Multimeter Features
 - Multimeter Setup Options
- Using the Setup Menu
 - Setup Menu Summary
 - Setup Menu Items
- Changing the variation count
 - Enabling and changing the Smooth refresh rate
 - Enabling and changing the voltage alert level
 - Changing the beep frequency
 - Changing the auto power-off (APO) timeout
 - Changing the LCD backlight timeout
 - Adjusting the LCD backlight intensity
 - Enabling the LED flashlight timeout
 - Adjusting the LED flashlight intensity
 - Changing the minimum measurable frequency
 - Changing the continuity test alerts
 - Changing the power-on greeting tone
 - Resetting the Setup items
 - Changing the scale conversion value
 - Enable the AC/DC mV measurement
 - Enable open continuity test by default
 - Changing the temperature unit
 
 
 - Characteristics and Specifications
 
 

2 Making Measurements  
Measuring DC Voltage
34 U1231A/U1232A/U1233A User’s Guide
Measuring DC Voltage
Set up your multimeter to measure DC voltage as shown in 
Figure 2- 4. Probe the test points and read the display.
Figure 2-3 DC voltage display
Measuring AC/DC mV
You can choose to set the multimeter to measure AC or DC 
mV at the rotary positions shown below. 
• U1233A: 
• U1232A: 
• U1231A: 
Use the Setup menu to enable AC/DC mV measurements. See 
“Enable the AC/DC mV measurement” on page 98 to learn 
more.
NOTE
This multimeter displays DC voltage values as well as their polarity. 
Negative DC voltages will return a negative sign on the left of the display.
AUX
AUX
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