Keysight U1240 Series Handheld Digital Multimeters Data Sheet
Key features Check more, fix more – – – – 10,000-count display 0.09% basic DCV accuracy True RMS AC measurement Basic functions — ACV, DCV, ACI, DCI, resistance, frequency, diode, continuity tests – Advanced functions — Capacitance, temperature, MINMAX recording Keysight Technologies, Inc. U1240 Series handheld digital multimeters enable you to check more with wider measurement ranges. They feature true RMS readings on their 10,000-count displays.
Electrical Specifications DC specifications Function Range Resolution Test current/burden voltage Accuracy ± (% of reading + counts of least signiicant digit) 1000.0 mV 0.1 mV – 10.000 V 0.001 V – 100.00 V 0.01 V – 1000.0 V 0.1 V – 0.15% + 5 1000.0 µA 0.1 µA < 0.06 V (50 Ω) 0.1% + 3 10000 µA 1 µA < 0.55 V (50 Ω) 0.1% + 3 100.00 mA 0.01 mA < 0.18 V (0.5 Ω) 0.2% + 3 440.0 mA 0.1 mA < 0.8 V (0.5 Ω) 0.5% + 3 10.000 A3 0.001 A < 0.4 V (0.01 Ω) 0.
Electrical Specifications AC specifications Function Range Resolution Test current/burden voltage 1000.0 mV 0.1 mV – 10.000 V 0.001 V – 100.00 V 0.01 V – 1000.0 V 0.1 V – 1000.0 µA 0.1 µA < 0.06 V (50 Ω) 10000 µA 1 µA < 0.55 V (50 Ω) 100.00 mA 0.01 mA < 0.18 V (0.5 Ω) Accuracy ± (% of reading + counts of least signiicant digit) 40 to 500 Hz AC voltage8, 12 True RMS AC current9, 12 True RMS 10 1% + 5 500 Hz to 1 kHz 1 to 2 kHz 2% + 5 – 1% + 5 2% + 5 – 440.0 mA 0.
Electrical Specifications Switch counter definition Switch condition1, 2 Circuit switch Display 3 Switch threshold Low level Normally close Lo < 370 ohms Intermittent4 Close to open Number of switch count Low to high transition High level Normally open Hi > 430 ohms Intermittent5 Open to close Number of switch count High to low transition 1. 2. 3. 4. 5. Detects intermittent Opens or Closes lasting for at least 250 µsec. Test current of 0.5 mA with maximum open circuit voltage of 2.
Electrical Specifications Measuring rate Function Times/second ACV 7 DCV (V or mV) 7 Ω 14 Diode 14 Capacitance 4 (< 100 µF) DCA (μA, mA, A) 7 ACA (μA, mA, A) 7 Temperature 7 (single) Frequency 1 (> 10 Hz) General Specifications Display Dual display (secondary display is intended for temperature function display only) consists of 4-digit liquid crystal display (LCD) with maximum reading of 11,000 counts. Automatic polarity indication. Power consumption 0.
Ordering Information U1241B U1242B Standard shipped accessories − − − − − Four 1.5 V AAA alkaline batteries Certificate of Calibration (CoC) Test probe leads (4-mm tips) Quick Start Guide Free test data (Option UK6) Optional accessories Measuring accessories (non-temperature) U1161A Extended test lead kit Includes two test leads (red and black), two test probes, mediumsized alligator clips and 4-mm banana plugs.
Ordering Information Optional accessories Measuring accessories (temperature) U1180A Thermocouple adapter+lead kit, J and K types Includes thermocouple adapter, thermocouple bead J-type and thermocouple bead K-type.
09 | Keysight | U1240 Series Handheld Digital Multimeters - Data Sheet myKeysight www.keysight.com/find/mykeysight A personalized view into the information most relevant to you. www.axiestandard.org AdvancedTCA® Extensions for Instrumentation and Test (AXIe) is an open standard that extends the AdvancedTCA for general purpose and semiconductor test. Keysight is a founding member of the AXIe consortium. www.lxistandard.
