U1231A/U1232A/U1233A Handheld Multimeter
Install the Batteries
2 U1231A/U1232A/U1233A Quick Start Guide
Install the Batteries
Your multimeter is powered by four 1.5 V AAA alkaline batter-
ies (included with the shipment).
1 Turn the multimeter OFF and remove the test 
leads from the terminals.
2 Loosen the screw on the battery cover with a 
suitable Phillips screwdriver. 
3 Remove the battery cover and observe the 
polarity markings. 
4 Insert the batteries and replace the battery 
cover and screw.
Turn On the Multimeter
 
To power ON your multimeter, 
turn the rotary switch to any 
other position.
Controlling the Multimeter Remotely
 
Your multimeter is capable of 
remote data logging. 
To use this feature, you will 
need a PC running a Windows 
operating system, an IR-USB 
cable (U1173A, purchased sepa
-
rately), and the Keysight GUI 
Data Logger Software. 
The Keysight GUI Data Logger software is downloadable for 
free from www.keysight.com/find/hhTechLib.