Related Manuals for Keysight Technologies U1281A
Summary of Contents for Keysight Technologies U1281A
- Page 1 All manuals and user guides at all-guides.com Keysight U1281A/ U1282A Handheld Digital Multimeter Quick Start Guide...
- Page 2 IEC 61326-1/EN 61326-1, ICES/ NMB-001, and AS/NZS CISPR 11. CAT IV Category IV 600 V 600 V overvoltage protection For further safety information details, refer to the Keysight U1281A/U1282A Handheld Digital Multimeter User’s Guide. Keysight U1281A/U1282A Quick Start Guide...
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Page 3: Standard Shipped Items
Keysight Sales Office. – The descriptions and instructions in this guide NOTE apply to the U1281A and U1282A Handheld Digital Multimeters. – The model U1282A appears in all illustrations. – All related documents and software are available for download at www.keysight.com/find/hhTechLib. -
Page 4: Install Or Change The Batteries
Before installing or changing the batteries, pull from a corner and stretch the orange rubber holster to remove it. Turn On the Multimeter Turn the rotary switch from the position to any other position to begin making measurements. Keysight U1281A/U1282A Quick Start Guide... -
Page 5: The Multimeter At A Glance
10A MAX CAT IV 600V FUSED CAT III 1000V 440mA FUSED Input terminals IR communication port Test lead/probe holders Battery access (under the orange rubber holster) Tilt stand Fuse access (under the orange rubber holster) Keysight U1281A/U1282A Quick Start Guide... -
Page 6: Using The Rotary Switch
[a] For U1282A only. Remove the test leads from the measuring source WARNING or target before changing the rotary switch position. Refer to the U1281A/U1282A User’s Guide for a complete list and description of all rotary switch labels. Keysight U1281A/U1282A Quick Start Guide... -
Page 7: Using The Keypad
Exits the TrigHold mode Hold multimeter’s Setup mode) – Exits the AutoHold mode – Stores a record of the measured signal and exports it via the multimeter’s optical communication port [a] For the U1282A only Keysight U1281A/U1282A Quick Start Guide... -
Page 8: Using The Input Terminals
440 mA/1000 V, fast-acting fuse 11 A/1000 V, fast-acting fuse This input terminal is for use with the Remote Switch Probe (purchased separately). The button on the probe emulates the button on the Hold multimeter by default. Keysight U1281A/U1282A Quick Start Guide... -
Page 9: Safety Alerts And Warnings
≥ 440 mA or OL μA/mA If your measuring current is > 10 A ~ 19.999 A, you CAUTION will need to lower the current within a 30-second time limitation to avoid blowing the multimeter’s fuse. Keysight U1281A/U1282A Quick Start Guide... -
Page 10: Input Warning
The secondary display will show and the warning alert will stop after approximately 3 seconds. Keysight U1281A/U1282A Quick Start Guide... -
Page 11: Voltage Measurements
All manuals and user guides at all-guides.com Voltage Measurements Measuring AC voltage Vsense U1282A True RMS Multimeter Vsense Peak Auto Dual 10A MAX CAT IV 600V FUSED CAT III 1000V 440mA FUSED Keysight U1281A/U1282A Quick Start Guide... -
Page 12: Using The Ac Low-Pass Filter (Lpf)
For your safety, take note of the symbol. Disable the LPF when you have completed your measurement. Shift The LPF can improve measurement performance on NOTE composite sine waves that are typically generated by inverters and variable frequency motor drives. Keysight U1281A/U1282A Quick Start Guide... -
Page 13: Measuring Dc Voltage
All manuals and user guides at all-guides.com Measuring DC voltage Vsense U1282A True RMS Multimeter Vsense Peak Auto Dual 10A MAX CAT IV 600V FUSED CAT III 1000V 440mA FUSED Keysight U1281A/U1282A Quick Start Guide... -
Page 14: Current Measurement
You can measure current more than 440 mA and up to 600 mA for 20 hours maximum. Shift Vsense U1282A True RMS Multimeter LOAD Peak Vsense Auto Dual 10A MAX CAT IV 600V FUSED CAT III 1000V 440mA FUSED Keysight U1281A/U1282A Quick Start Guide... -
Page 15: Measuring Voltage Frequency
All manuals and user guides at all-guides.com Measuring voltage frequency Save Measuring current frequency Save Measuring frequency/duty cycle/pulse width Save Keysight U1281A/U1282A Quick Start Guide... -
Page 16: Frequency Counter (U1282A Only)
If the reading is zero or Vsense unstable, press Range U1282A True RMS Multimeter toggle between a Hz or MHz reading. Peak Vsense Auto Dual Shift 10A MAX CAT IV 600V FUSED CAT III 1000V 440mA FUSED Keysight U1281A/U1282A Quick Start Guide... -
Page 17: Resistance Measurement
All manuals and user guides at all-guides.com Resistance Measurement Vsense U1282A True RMS Multimeter Peak Vsense Auto Dual 10A MAX CAT IV 600V FUSED CAT III 1000V 440mA FUSED Removing test lead resistance Vsense Keysight U1281A/U1282A Quick Start Guide... -
Page 18: Continuity Tests
If resistance < threshold, beeper sounds and red LED indicator lights up Vsense U1282A True RMS Multimeter ( open) Vsense Peak Auto ( closed) Dual Shift 10A MAX CAT IV 600V FUSED CAT III 1000V 440mA FUSED Keysight U1281A/U1282A Quick Start Guide... -
Page 19: Diode Tests
– continuous beep (for 0.3 V to 0.8 V) – repeated beep (for <0.05 V) Vsense U1282A True RMS Multimeter Vsense Peak Auto Dual 10A MAX CAT IV 600V FUSED CAT III 1000V 440mA FUSED Keysight U1281A/U1282A Quick Start Guide... -
Page 20: Reverse Bias
All manuals and user guides at all-guides.com Reverse bias Vsense U1282A True RMS Multimeter Peak Vsense Auto Dual 10A MAX CAT IV 600V FUSED CAT III 1000V 440mA FUSED Keysight U1281A/U1282A Quick Start Guide... -
Page 21: Capacitance Measurement
Use the DC voltage function to confirm that the capacitor is fully discharged. Vsense U1282A True RMS Multimeter – Vsense Peak Auto Dual 10A MAX CAT IV 600V FUSED CAT III 1000V 440mA FUSED Keysight U1281A/U1282A Quick Start Guide... -
Page 22: Temperature Measurement
Do not connect the thermocouple to electrically WARNING live circuits. Doing so will potentially cause fire or electric shock. Vsense U1282A True RMS Multimeter Peak Vsense Auto Dual Shift 10A MAX CAT IV 600V FUSED CAT III 1000V 440mA FUSED Keysight U1281A/U1282A Quick Start Guide... -
Page 23: Square Wave Output
All manuals and user guides at all-guides.com Square Wave Output Vsense U1282A True RMS Multimeter Peak Vsense Auto Dual oscilloscope 10A MAX CAT IV 600V FUSED CAT III 1000V 440mA FUSED Keysight U1281A/U1282A Quick Start Guide... -
Page 24: Scrolling Between The Pulse Width/Duty Cycle
All manuals and user guides at all-guides.com Scrolling between the pulse width/duty cycle Shift Setting the pulse width/duty cycle Duty cycle Pulse width Duty cycle Pulse width Keysight U1281A/U1282A Quick Start Guide... -
Page 25: Non-Contact Voltage Detector (Vsense) (U1282A Only)
AC voltage source Vsense Vsense beeper U1282A True RMS Multimeter sounds Changing the Vsense detector’s sensitivity: > 1 sec. Peak Vsense Auto Press Range Vsense Dual 10A MAX CAT IV 600V FUSED CAT III 1000V 440mA FUSED Keysight U1281A/U1282A Quick Start Guide... -
Page 26: Measurement Data Recording And Review
All manuals and user guides at all-guides.com Measurement Data Recording and Review Recording measurement data (manual log) > 1 sec Save Refer to the U1281A/U1282A User’s Guide for other NOTE data recording options. Viewing the recorded data > 1 sec... - Page 27 All manuals and user guides at all-guides.com Scrolling through previously stored records Viewing stored entries Viewing next and previous stored entries Keysight U1281A/U1282A Quick Start Guide...
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Page 28: Clearing Stored Entries
All manuals and user guides at all-guides.com Viewing first and last stored entries Clearing stored entries Clear the last Save stored entry > 1 sec Clear all stored entries Keysight U1281A/U1282A Quick Start Guide... - Page 29 All manuals and user guides at all-guides.com This information is subject to change without notice. Always refer to the Keysight Web site for the latest revision. © Keysight Technologies 2015 - 2016 Edition 2, April 22, 2016 Printed in Malaysia *U1281-90000* U1281-90000...