Keysight Technologies U1280 Series Handheld Digital Multimeters Data Sheet Trustworthy Measurements in the Palm of Your Hand!
Introduction Gain the confidence to achieve trustworthy measurements thanks to the precision, accuracy and repeatability of the Keysight Technologies, Inc. U1280 series handheld digital multimeters (DMMs). Why feel tied to the bench when it comes to the need of troubleshooting electronic circuits in the system? Now you can get accurate and reliable measurement with 60,000-count display resolution and 0.025% basic DCV accuracy for troubleshooting electronic circuits of the system.
03 | Keysight | U1280 Series Handheld Digital Multimeters – Data Sheet Prolonged battery life and rugged The last thing you want is for your tools to run out of juice when you need it the most. The U1280 series handheld DMMs lets you carry out test and measurements over a longer duration than ever before. With up to 800 hours of battery life, you have a handheld DMM which works for a long time minus the hassle of battery change, especially useful for frequent usage or prolong testing.
04 | Keysight | U1280 Series Handheld Digital Multimeters – Data Sheet Comprehensive data logging experience with Keysight Meter Logger software When it comes to the need to observe measurements over a period of time, Keysight Meter Logger software provides a comprehensive data logging experience with Keysight U1280 Series as well as other Keysight U1200 Series handheld DMMs.
05 | Keysight | U1280 Series Handheld Digital Multimeters – Data Sheet Manual logging made easy with Hold & Export button While data logging over a period of time is useful to capture measurements for further observations and analysis, manual data log is just as useful to conveniently record measurements and reduce human error occurrence from conventional manual data entering process.
06 | Keysight | U1280 Series Handheld Digital Multimeters – Data Sheet Front panel Vsense* red LED indicator for non-contact voltage detection 60,000-count dual display Data logging: – Manual data logging up to 100 readings, or, – Auto/event data logging up to 10,000 readings Low pass filter (LPF)* to reduce unwanted noise when measuring AC voltage Frequency counter for low voltage application Broad range of measurement functions: voltage, current, frequency, capacitance, resistance, continuity, diode t
07 | Keysight | U1280 Series Handheld Digital Multimeters – Data Sheet U1280 series comparison Basic features Display resolution Auto/manual ranging Analog bar graph Backlight AC bandwidth True RMS Measurements Voltage DC Voltage AC Current DC Current AC Resistance Frequency Capacitance Temperature (K-type thermocouple) Continuity with beeper Diode test Data management Min/max recording Display hold Auto hold Null PC-Connectivity Special features Square wave output Vsense: non-contact voltage detect Freque
08 | Keysight | U1280 Series Handheld Digital Multimeters – Data Sheet General specifications Display 5-digit liquid crystal display (LCD) with maximum reading of 66,000-count Automatic polarity indication. Power consumption 250 mVA / 330 mVA with backlight Battery type 4x 1.5 V AA alkaline battery (ANSI/NEDA 15A or IEC LR6), or; 4x 1.5 V AA zinc chloride battery (ANSI/NEDA 15D or IEC R6), or; 4x 1.
09 | Keysight | U1280 Series Handheld Digital Multimeters – Data Sheet DC specification for U1281A/U1282A Function Range Resolution Accuracy ± (% of reading + counts of least significant digit) Test current / burden voltage Voltage3,4 60 mV 0.001 mV 0.05 % + 101 — 600 mV 0.01 mV 0.025 % + 51 — 52 — Current 3,4,5 6V 0.0001 V 0.025 % + 60 V 0.001 V 0.025 % + 5 — 600 V 0.01 V 0.025 % + 5 — 1000 V 0.1 V 0.025 % + 5 — 600 µA 0.01 µA 0.12 % + 10 0.0301 V (50 Ω) 6 mA 0.
| Keysight | U1280 Series Handheld Digital Multimeters – Data Sheet AC and AC + DC voltage specification for U1281A / U1282A1,2 Function AC voltage True RMS AC + DC voltage True RMS Range Resolution Accuracy ± (% of reading + counts of least significant digit) 20 Hz to 45 Hz 45 Hz to 1 kHz 1 kHz to 10 kHz 10 kHz to 20 kHz 20 kHz to 100 kHz5 0.001 mV 1.0 % + 60 0.3 % + 25 0.7 % + 25 1.5 % + 60 3.5 % + 60 0.01 mV 1.0 % + 60 0.3 % + 25 0.7 % + 25 1.5 % + 60 3.5 % + 60 6V 0.0001 V 1.
| Keysight | U1280 Series Handheld Digital Multimeters – Data Sheet AC and AC + DC current specification for U1281A / U1282A8,9 Function AC current True RMS Range Accuracy ± (% of reading + counts of least significant digit) 20 Hz to 45 Hz 45 Hz to 1 kHz 1 kHz to 20 kHz5 20 kHz to 100 kHz5,6,7 600 µA1 0.01 µA 1.0 % + 40 0.6 % + 25 1.0 % + 30 5 % + 40 6 mA 0.0001 mA 1.0 % + 40 0.6 % + 25 1.0 % + 30 5 % + 40 60 mA 0.001 mA 1.0 % + 40 0.6 % + 25 1.0 % + 30 5 % + 40 600 mA 2 0.
| Keysight | U1280 Series Handheld Digital Multimeters – Data Sheet Temperature specification for U1281A / U1282A 2,3,4,5,6,7 Thermal type Range Resolution Accuracy ± (% of reading + as specified below) K –200 °C to 1372 °C 0.1 °C 1 % + 1 °C –328 °F to 2502 °F 0.1 °F 1 % + 1.8 °F –210 °C to 1200 °C 0.1 °C 1 % + 1 °C –346 °F to 2192 °F 0.1 °F 1 % + 1.8 °F J1 Notes 1. 2. 3. 4. 5. 6. 7. Only for U1282A The specification above is specified after 60 minutes of warm-up time.
| Keysight | U1280 Series Handheld Digital Multimeters – Data Sheet Frequency specification for U1281A / U1282A Range Resolution Accuracy ± (% of reading + counts of least significant digit) Minimum input frequency 99.999 Hz 0.001 Hz 0.02 % + 31 0.5 Hz 999.99 Hz 0.01 Hz 0.005 % + 3 9.9999 kHz 0.0001 kHz 0.005 % + 3 99.999 kHz 0.001 kHz 0.005 % + 3 999.99 kHz 0.01 kHz 0.005 % + 3 9.9999 MHz 0.0001 MHz 0.005 % + 3, < 1 MHz Notes 1.
| Keysight | U1280 Series Handheld Digital Multimeters – Data Sheet Duty cycle and pulse width for U1281A / U1282A1,2,3 Duty cycle mode Range Accuracy at full scale DC coupling 99.999% 0.3 % per kHz + 0.3 % AC coupling 99.999% 0.3 % per kHz + 0.3 % Pulse width range Resolution Accuracy 99.999 ms 0.001 ms Duty cycle accuracy / frequency + 1 999.99 ms 0.01 ms Duty cycle accuracy / frequency + 1 2000.0 ms 0.1 ms Duty cycle accuracy / frequency + 1 Notes 1. 2. 3.
| Keysight | U1280 Series Handheld Digital Multimeters – Data Sheet Frequency counter specification for U1282A3 Division 1 100 Range Resolution Sensitivity1 Minimum input frequency 52 30 mV 0.5 Hz Accuracy 99.999 Hz 0.001 Hz 0.02 % + 999.99 Hz 0.01 Hz 0.002 % + 5 30 mV 9.9999 kHz 0.0001 kHz 0.002 % + 5 30 mV 99.999 kHz 0.001 kHz 0.002 % + 5 30 mV 999.99 kHz 0.01 kHz 0.002 % + 5 200 mV 9.9999 MHz 0.0001 MHz 0.002 % + 5, < 1 MHz 200 mV 9.9999 MHz 0.0001 MHz 0.
| Keysight | U1280 Series Handheld Digital Multimeters – Data Sheet Ordering Information U1281A Standard shipped accessories 4 ½-digit handheld digital multimeter, test leads (red and black), infrared (IR)-to-USB cable, AA batteries (4x), Quick Start Guide, Certificate of Calibration Optional accessories U1117A infrared(IR)-to-Bluetooth adapter –– Enable Bluetooth connection to Keysight handheld digital multimeters –– Up to 100-meter operating rage U1115A remote logging display –– Displays up to 4 Key
| Keysight | U1280 Series Handheld Digital Multimeters – Data Sheet Optional accessories U1161A extended test lead kit Includes two test leads (red and black), two test probes, medium sized alligator clips and 4-mm banana plugs.
| Keysight | U1280 Series Handheld Digital Multimeters – Data Sheet From Hewlett-Packard through Agilent to Keysight For more than 75 years, we‘ve been helping you unlock measurement insights. Our unique combination of hardware, software and people can help you reach your next breakthrough. Unlocking measurement insights since 1939. 1939 THE FUTURE myKeysight www.keysight.com/find/mykeysight A personalized view into the information most relevant to you. Three-Year Warranty www.keysight.
