U2741A

U2741A KEYSIGHT | Alldatasheet

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U2741A USB Modular Digital Multimeter Data Sheet

02 | Keysight | U2741A USB Modular Digital Multimeter - Data Sheet The Keysight Technologies, Inc. U2741A is a 5½-digit digital multimeter (DMM), which is the latest addition to the Keysight’s USB modular family. It can operate as standalone or as a modular unit when used with the U2781A USB modular product chassis. It comes with various features and functions to meet your needs today. Various U2741A features to meet your demands – Affordable and measures up to ten different measurements – Quick and easy Hi-Speed USB 2.0 connectivity – Dual-play capability allowing flexible configuration in both simple or sophisticated test environment – Easy-to-use bundled software to get you started with the DMM without the need to program – Compatible with a wide range of KDEs – Portable, accurate and reliable Value for money and feature rich DMM The U2714A DMM measures an accurate 5.5 digits resolution complementing a wide range of measurement functions and features. This feature rich DMM has the capability to perform DC voltage, AC voltage, DC current, AC current, 2-wire resistance, 4-wire resistance, continuity, diode, frequency, and temperature measurement to cater various industrial needs. Data logger function with KMM The KMM software comes with data logger function which allows data logging customization. Data can be stored for analysis when this option is enabled aside from capturing up to 100 s interval range. With this feature, the U2741A is capable of taking measurement over duration and check for results once the test is completed. U2741A used as standalone device U2741A used as modular device

Features

– Makes fast measurements with up to 100 readings per second – Measure up to 300 VDC with 5½-digits resolution – Frequency and temperature measurement capability – Wide voltage measurement range – DC: 1 μVDC to 300 VDC – AC: 1 μVrms to 250 Vrms – Wide current measurement range – DC: 1 μADC to 2 ADC – AC: 1 μArms to 2 Arms – Compatibility with Hi-Speed USB 2.0 and USBTMC-USB499 standards – Dual-play – standalone and modular capability – Bundled software – Keysight Measurement Manager (KMM) – Wide range of compatible Keysight Development Environments (KDEs)

03 | Keysight | U2741A USB Modular Digital Multimeter - Data Sheet Front view Standard shipped accessories – 12 V, 2 A AC/DC Power adapter – Power cord – Standard test lead set – USB Standard-A to Mini-B interface cable – L-Mount kit (used with modular product chassis) – Keysight USB Modular Products Quick Start Guide – Keysight Measurement Manager Quick Reference Card – Keysight USB Modular Products Reference CD-ROM – Keysight Automation-Ready CD- ROM (contains the Keysight IO Libraries Suite) – Certificate of Calibration Optional accessories – E2308A Thermistor temperature probe – USB Secure 2-m cable Rear view 41.00 mm 1. Compatible with Microsoft Windows operating systems only. Requires a direct USB connection to the PC so the appropriate driver can be installed in the USB modular instrument. 2. Applicable for NPLC > 1. 3. Applicable for NPLC 0.2 and 0.02 . Product Characteristics and General Specifications Product outlook and dimensions Top view 117.00 mm 180.00 mm 8.60 mm Remote Interface – Hi-Speed USB 2.0* – USBTMC-USB488 1 Power Consumption – +12 VDC, 2 A maximum – Isolated ELV supply source Operating Environment – Operating temperature from 18 °C to +28 °C – Relative humidity at 50% RH (non-condensing) – Altitude up to 2000 meters – Pollution Degree 2 – For indoor use only Storage Compliance – Storage temperature from –20 °C to 70 °C – Relative humidity at 5% to 90% RH (non-condensing) Safety Compliance Certified with: – IEC 61010-1:2001/EN 61010-1:2001 (2nd Edition) – USA: ANSI/UL 61010-1:2004 – Canada: CSA C22.2 No.61010-1:2004 EMC Compliance – IEC 61326-1:2002/EN 61326-1:1997+A2:2001+A3:2003 – Canada: ICES-001:2004 – Australia/New Zealand: AS/NZS CISPR 11:2004 Measurement Compliance CAT II 300 V Over-voltage protection Common Mode Rejection Ratio (CMRR) – DC CMRR > 120 dB with 1k unbalanced load – AC CMRR > 70 dB at 50/60 Hz ±0.1% with 1k unbalanced load Normal Mode Rejection Ratio (NMRR) – > 60 dB at 50/60 Hz ±0.1% 2 – > 0 dB at 50/60 Hz ±0.1% 3 Shock and Vibration Tested to IEC/EN 60068-2 IO Connection Four banana socket terminals Dimension (W × D × H) Module dimension: – 117.00 mm × 180.00 mm × 41.00 mm (with bumpers) – 105.00 mm × 175.00 mm × 11.50 mm (without bumpers) Weight – 509 g (with bumpers) – 451 g (without bumpers) Warranty One year for U2741A Three months for standard shipped accessories Calibration Calibration interval of one year is highly recommended

04 | Keysight | U2741A USB Modular Digital Multimeter - Data Sheet DC specifications 1 Function Range Input impedance Test current/ Burden voltage, Shunt resistance Accuracy ±(% of reading + % of range) Temperature coefficient 0 °C to 18 ºC 28 °C to 55 °C Voltage 2 Current 3 Resistance 4 1. Specifications are based on 30 minutes warm-up time, NPLC 20 resolution, and calibration temperature within 18 °C to 28 °C. For NPLC 0 and 0.025, add 0.01% of range. 2. 120% over range on all ranges except 300 VDC. Input protection up to 300 VDC. 3. Input protected with externally accessible 2 A, 250 V fast blown fuse. 4. Specifications are for 4-wire Ω or 2-wire Ωs using null function in KMM software. If without null function in KMM software, add 0.2 Ω additional error. Input protection up to 300 VDC. Specifications apply for NPLC ≥ 1. 5. Specifications are for the voltage measured at the input terminals only. 6. Continuity threshold is fixed at less than 10 Ω . Product Specifications NOTE: To ensure better measurement results and to guard against the change of environment or setup, always enable the Null offset.

05 | Keysight | U2741A USB Modular Digital Multimeter - Data Sheet 1. Specifications are based on 30 minutes warm-up time and calibration temperature within 18 °C to 28 °C. In manual range, the settling time is 2.6 seconds while in autorange, the first measurement accuracy is < 1%. 2. Specifications are for sine wave inputs more than 5% of range. 120% over range on all ranges except 250 VAC. Maximum crest factor of 5 at full scale. Input impedance is 1 M Ω in parallel with capacitance less than 120 pF, AC couple with up to 300 VDC. 3. Additional error to be added as frequency more than 30 kHz and signal input less than 10% of range. 30 kHz to 100 kHz: add 0.003% of range per kHz. 4. Input signal has to be more than 50 Vrms. 5. Input protected with externally accessible 2 A, 250 V fast blown fuse. AC specifications Function Range Accuracy input ±(% of reading + % of range) Frequency (Hz) 20 ~ 45 45 ~ 10k 10k ~ 30k 30k ~ 100k 3 Function Range Frequency (Hz) (% of reading + % of range) 20 ~ 45 45 ~ 10k 10k ~ 30k 30k ~ 100k Temperature coefficient 100.000 mVrms 1.00000 V 10.0000 V 100.000 V 250.000 V Function Range Burden voltage, Current shunt resistance Accuracy input ±(% of reading + % of range) Frequency (Hz) 20 ~ 45 45 ~ 1k 1k ~ 10k Current 5 Function Range Accuracy input ±(% of reading + % of range) Frequency (Hz) 20 ~ 45 45 ~ 10k 10k ~ 30k Temperature coefficient 10.0000 mA 100.000 mA 1.00000 A 2.00000 A AC accuracy for voltage 1 NOTE: To ensure better measurement results and to guard against the change of environment or setup, always enable the Null offset.

06 | Keysight | U2741A USB Modular Digital Multimeter - Data Sheet Frequency accuracy Function Range Accuracy (% of reading + % of range) Minimum input frequency Temperature coefficient (% of range) Frequency 20 Hz to 300 kHz 0.0200 + 0.003 1 Hz 0.005 Frequency Sensitivity for AC Voltage Function Range Minimum sensitivity (RMS sine wave) Frequency (Hz) 20 ~ 100k 100k ~ 300k AC voltage 100 mV 2 20 mV 20 mV

1 V 100 mV 120 mV

10 V 1 V 1.2 V

100 V 10 V 20 V

250 V 100 V 120 V

Temperature specifications Temperature specifications Function Thermistor type Range Accuracy Temperature coefficient Temperature 5 kΩ thermistor –80.0 °C to 150 °C Probe accuracy + 0.2 °C 0.002 °C –112 °F to 302 °F Typical Reading Speed (in seconds) Characteristics Test/Range 100 mV(20 Hz) 1V(20 Hz) 10V(20Hz) 100V(45 Hz) 300V(45 Hz) Test/Range 10 mA 100 mA 1 A 2 A ACI 0.979 0.979 0.979 0.979 Freq 1.190 1. Frequency measurement can only be done in auto range mode. Specifications are for 30 minutes warm-up time, using one second aperture. Measuring method is using reciprocal counting technique with AC coupled input at AC voltage function. Gate time of 0.1 second or 1 second. 2. Only applicable for square wave measurement. Frequency specifications 1 NOTE: To ensure better measurement results and to guard against the change of environment or setup, always enable the Null offset.

07 | Keysight | U2741A USB Modular Digital Multimeter - Data Sheet Test Range/NPLC 20 10 2 1 0.025 0 Test Conditions of PC and USB DMM Module – Processor: Intel Core 2 Duo Processor E8400 3.00 GHz, 6 MB L2 cache, 1333 MHz FSB – Memory : 2GB DDR2 – Hard Disk Drive (HDD): 160GB – Microsoft Windows XP – Professional Version 2002, Service Pack 2. – The module is loaded with FW revision 1.12 and running with KMM version is 1.8.7.0

08 | Keysight | U2741A USB Modular Digital Multimeter - Data Sheet Keysight Measurement Manager Requirement Windows XP operating systems Windows Vista operating systems Windows 7 operating systems Operating system Windows XP Service Pack 3 (or later) 1 Windows Vista (32-bit) Service Pack 1 and 2 2 Windows 7 (32-bit and 64-bit) 3, 4 Processor speed 600 MHz or higher required, 800 MHz recommended

1 GHz 32-bit (x86) 3 GHz 32-bit (x86)

(1 GB or greater recommended)

1 GB minimum 2 GB minimum

Hard-disk space 1.5 GB minimum 1.5 GB minimum 1.5 GB minimum Video Super VGA (800 × 600) 256 colors or more Support for DirectX 9 graphics with

128 MB graphics memory recommended 5

Support for DirectX 9 graphics with

128 MB graphics memory

Required Required Required Browser Microsoft Internet Explorer 5.01 or greater Microsoft Internet Explorer 7 or greater Microsoft Internet Explorer 7 or greater 1. Supported Windows XP editions — Home or Professional 2. Supported Windows Vista (32-bit) editions — Home Basic, Home Premium, Business, or Ultimate 3. Supported Windows 7 (32-bit and 64-bit) editions — Home Basic, Home Premium, Professional, Enterprise, or Ultimate 4. Keysight Measurement Manger for Windows 7 64-bit support is a 32-bit application running on a WOW64 (Windows-on-Windows 64-bit) emulator. 5. Super VGA graphics is supported for Windows Vista and Windows 7. 6. The type of media provided with the product determines whether a CD-ROM drive or DVD-ROM drive is required. Software requirements Keysight IO Libraries Suite 15.1 and above 1 Keysight T&M Toolkit Runtime version 2.1 2 Keysight T&M Toolkit Redistributable Package 2.1 patch 2 Microsoft .NET Framework version 2.0 2 1. Available on the Keysight Automation-Ready CD-ROM 2. Bundled with Keysight Measurement Manager software application installer The Keysight Measurement Manager (KMM) is an application data viewer software that comes with the standard purchase of the U2700A Series USB modular instruments. This software is designed to help you perform quick device configuration, data logging and data acquisition using the products. Supported features found in the U2741A USB Modular Digital Multimeter: – Command logger – Self-calibration – Option to save the current instrument configuration to a file – Data logging and export feature to CSV, HTML and text only format files that can be printed – Trigger settings between modules in the instrument chassis with Star trigger and Master/Slave trigger Prior to installing the Keysight Measurement Manager software, ensure that your PC meets the following minimum system requirements for installation and operation.

09 | Keysight | U2741A USB Modular Digital Multimeter - Data Sheet Other products in the Keysight USB Modular Test Instruments Family U2701A/U2702A USB Modular Oscilloscope Features: – High sampling rate up to 500 MSa/s, enabling accurate measurement analysis – Up to 32 MB large memory – Fast Fourier transfer (FFT) and waveform math functions enables easy waveform calculation For more information: http:// www.keysight.com/find/usbscope U2722A/U2723A USB modular source measure unit Features: – Three-channel SMU with four-quadrant source/measure operation – High measurement sensitivity of 100 pA with 16-bit resolution for all voltage and current ranges – 0.1% basic accuracy – Embedded test scripts (for U2723A) For more information: http:// www.keysight.com/find/U2722A ht tp://www.keysight.com/find/U2723A U2751A USB modular switch matrix Features: – Minimal cross-talk of -30 dB at 45 MHz wide bandwidth – High bandwidth at 45 MHz without terminal block – Capability to test up to four devices-under-test (DUTs) – Works with other Keysight instruments for multi-point testing For more information: http:// www.keysight.com/find/U2751A U2761A USB modular function/arbitrary waveform generator Features: – Direct digital synthesis (DDS) waveform generator – Pulse generator that can generate pulse signal as stimulus – Easy customization with Arbitrary Waveform Editor – Internal modulation capability simplifies test setup For more information: http:// www.keysight.com/find/U2761A U2781A USB modular product chassis Features: – Expansion of channels for each modular product – Multiple instrument synchronization – Internal and external 10 MHz reference clock – High-speed USB 2.0 – SSI/Star trigger bus synchronization between external trigger source and modules For more information: http:// www.keysight.com/find/U2781A

10 | Keysight | U2741A USB Modular Digital Multimeter - Data Sheet

Ordering Information

U2741A USB modular digital multimeter Optional accessories Model Description 34138A Test lead set E2308A Thermistor temperature probe U2921A-101 USB secure cable 2 m

11 | Keysight | U2741A USB Modular Digital Multimeter - Data Sheet This information is subject to change without notice. © Keysight Technologies, 2013 - 2015 Published in USA, September 15, 2015 5991-0042EN www.keysight.com myKeysight www.keysight.com/find/mykeysight A personalized view into the information most relevant to you. Three-Year Warranty www.keysight.com/find/ThreeYearWarranty Keysight’s committed to superior product quality and lower total cost of ownership. Keysight is the only test and measurement company with three-year warranty standard on all instruments, worldwide. And, we provide a full one-year warranty on all accessories, calibration devices, systems and custom products. Keysight Assurance Plans www.keysight.com/find/AssurancePlans Up to five years of protection and no budgetary surprises to ensure your instruments are operating to specification so you can rely on accurate measurements. Keysight Infoline www.keysight.com/find/service Keysight’s insight to best in class information management. Free access to your Keysight equipment company reports and e-library. Keysight Channel Partners www.keysight.com/find/channelpartners Get the best of both worlds: Keysight’s measurement expertise and product breadth, combined with channel partner convenience. 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

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