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Summary of Contents for Keysight keysight u1273a
- Page 1 Keysight U1273A/U1273AX Handheld Digital Multimeter Quick Start Guide...
- Page 3 Printed copies of the Certificate of Calibration (CoC) and the U1273A/U1273AX Quick Start Guide (this manual) If any item is missing or damaged, keep the shipping materials and contact the nearest Keysight Sales Office. The descriptions and instructions in this guide apply to the NO TE U1273A/U1273AX handheld digital multimeter.
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Page 4: Install The Batteries
Your multimeter is capable of remote data logging. To use this NO TE feature, you will need an IR-USB cable (U1173A, purchased separately) and the Keysight GUI Data Logger Software (down- loadable from www.keysight.com/find/hhTechLib). Auto Dim By default, the multimeter’s Auto Dim function is enabled. The multimeter’s backlight will dim automatically after 90 seconds... -
Page 5: The Multimeter At A Glance
U1273A/U1273AX Handheld Digital Multimeter The Multimeter at a Glance The Multimeter at a Glance Display screen Keypad Rotary switch Input terminals Test lead/probe holders IR communication port Battery cover (Lift tilt stand for access) Tilt stand U1273A/U1273AX Quick Start Guide... -
Page 6: Understanding The Rotary Switch
U1273A/U1273AX Handheld Digital Multimeter Understanding the Rotary Switch Understanding the Rotary Switch Press to switch between the primary and shifted func- NO TE tions shown on the rotary switch. Legend Description (low input impedance) AC/DC V for eliminating ghost voltages AC V AC V with Low Pass Filter AC mV... -
Page 7: Understanding The Keypad
U1273A/U1273AX Handheld Digital Multimeter Understanding the Keypad Understanding the Keypad Key response when pressed for: Legend Less than 1 second More than 1 second Sets the Scale mode for Sets the Null/Relative the specified ratio and mode. unit display. Starts the MaxMin Starts and stops the recording. -
Page 8: Understanding The Input Terminals
U1273A/U1273AX Handheld Digital Multimeter Understanding the Input Terminals Understanding the Input Terminals Ensure that the terminal connections are correct for that WA RN ING particular measurement function before starting any measurement. To avoid damage to the device, do not exceed the input limit. - Page 9 U1273A/U1273AX Handheld Digital Multimeter Performing Measurements and Tests Performing Measurements and Tests Voltage measurements The figure below highlights the primary functions allowing voltage measurements in your multimeter. Set up your multimeter as shown in the figure below to per- form voltage measurements. When measuring DC voltage from a mixed signal in DC measurement mode, ensure that the Filter ) is enabled.
- Page 10 U1273A/U1273AX Handheld Digital Multimeter Performing Measurements and Tests 1 Press for more than 1 second to enter the multimeter’s Setup setup menu. 2 Browse to Menu 6 > Filter, and press to edit the value. Dual 3 Press to enable the Filter. Exit Setup Refer to the table below for the respective firmware ver-...
- Page 11 U1273A/U1273AX Handheld Digital Multimeter Performing Measurements and Tests measurements: Rotate the rotary switch’s position to to enable low impedance mea- surements. • Use the Z (low input impedance) function to remove ghost or induced voltages from your measurement. • Z can remove ghost voltages from your measurements by dissipating the coupling voltage.
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Page 12: Resistance Measurements
U1273A/U1273AX Handheld Digital Multimeter Performing Measurements and Tests Resistance measurements Set up your multimeter as shown in the figure below to per- form resistance measurements. Smart Smart measurements: While performing resistance mea- surements, press until BiAS is shown on the secondary display to enable the Smart ... -
Page 13: Continuity Tests
U1273A/U1273AX Handheld Digital Multimeter Performing Measurements and Tests Continuity tests Set up your multimeter as shown in the figure below to per- form continuity tests. Press to switch to the continuity test function ( is shown on the display). The beeper will sound as a continuity indication. Press Dual Exit switch between normal open (... -
Page 14: Diode Tests
U1273A/U1273AX Handheld Digital Multimeter Performing Measurements and Tests Diode tests Set up your multimeter as shown in the figure below to per- form diode tests. Auto Auto-diode tests: Press to use the auto diode function. • The Auto-diode function tests both the forward bias and reverse bias directions of your diode simultaneously. -
Page 15: Capacitance Measurements
U1273A/U1273AX Handheld Digital Multimeter Performing Measurements and Tests Capacitance measurements Set up your multimeter as shown in the figure below to per- form capacitance measurements. is shown on the bottom left of the display when the capaci- NO TE tor is charging, and is shown when the capacitor is dis- charging. -
Page 16: Temperature Measurements
U1273A/U1273AX Handheld Digital Multimeter Performing Measurements and Tests Temperature measurements Set up your multimeter as shown in the figure below to per- form temperature measurements. Press to switch to the temperature measurement function. Do not connect the thermocouple to electrically live WA RN ING circuits. -
Page 17: Current Measurements
U1273A/U1273AX Handheld Digital Multimeter Performing Measurements and Tests Current measurements Set up your multimeter as shown in the figure below to per- form current measurements. Press to switch between AC, DC, AC+DC, or % scale current measurements. When mea- suring DC current from a mixed signal in DC measurement mode, ensure that the Filter ( ) is enabled. -
Page 18: Check The Fuse
U1273A/U1273AX Handheld Digital Multimeter Check the Fuse Check the Fuse Follow the instructions below for a quick check on the fuses (Fuse 1 and Fuse 2) of your multimeter. Displayed readings Part Fuse Fuse rating number Fuse healthy Replace fuse 102 ... - Page 19 U1273A/U1273AX Handheld Digital Multimeter Check the Fuse • To check Fuse 1: Ensure that the probe tip is touching the NO TE top half metal contact inside the µA mA terminal. • To check Fuse 2: Ensure that the probe tip is touching the left half metal contact inside the A terminal.
- Page 20 U1273A/U1273AX Handheld Digital Multimeter Check the Fuse U1273A/U1273AX Quick Start Guide...
- Page 21 • China Call Center: 800-810-0189 • Europe Call Center: 31-20-547-2111 • Japan Call Center: (81) 426-56-7832 For other countries, contact your country’s Keysight support organization. A list of contact information for other countries is available on the Keysight Web site: www.keysight.com/find/assist Safety Notices...
- Page 23 This information is subject to change without notice. © Keysight Technologies 2012 – 2014 Edition 3, August 2014 *U1273-90004* U1273-90004 www.keysight.com...
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