Datasheet

06 | Keysight | U1240B Series Handheld Digital Multimeters - Data Sheet
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 0.22 VA maximum
Battery type and life Four single standard 1.5 V AAA batteries (Alkaline or Zinc Chloride type); 300 hours typical
Operating environment Full accuracy at –10 to 55 °C; and to 80% RH for temperatures up to 30 °C, decreasing linearly to 50% RH at 55 °C
0 – 2000 meters per IEC 61010-1 3
rd
edition CAT III, 1000 V/CAT IV, 600 V IEC 61010-1 3
rd
edition
Storage compliance –20 to 70 °C
Safety compliance IEC 61010-1:2010 / EN 61010-1:2010, IEC 61010-2-033:2012 / EN 61010-2-033:2012
Canada: CAN/CSA-C22.2 No.61010-1-12, CAN/CSA-C22.2 No. 61010-2-033-12
USA: ANSI/UL Std. No. 61010-1 (3rd Edition), ANSI/UL Std. No. 61010-2-033 (1st Edition)
Measurement category CAT III 1000 V/CAT IV 600 V Overvoltage Protection, Pollution Degree 2
EMC compliance Commercial limits compliance with EN61326-1
Influence of radiated immunity: In RF electromagnetic fields of 3 V/M
DC voltage measurement typical accuracy:
1000 mV to 1000 V range; ± 0.2% of range
DC current measurement typical accuracy:
1000 uA & 10000uA range; ± 0.7% of range
100 mA range; ± 0.22% of range
440 mA range; ± 0.5% of range
10 A range; ± 0.11% of range
Note:
- If used in close proximity to an RF transmitter or when subjected to continuously present electromagnetic
phenomena, some recoverable degradation of performance may occur.
Common Mode Rejection Ratio (CMRR) > 90 dB at DC, 50/60 Hz ± 0.1% (1 kΩ unbalanced)
Normal Mode Rejection Ration (NMRR) > 60 dB at 50/60 Hz ± 0.1%
Crest factor < 3.0
Temperature coefficient 0.1 × (specified accuracy)/°C (from –10 to 18 °C or 28 to 55 °C)
Shock and vibration Tested to IEC/EN 60068-2
Dimensions (H x W x D) 193.8 x 92.2 x 58.0 mm
Weight 450 g with batteries
400 g without batteries
Warranty Three years for main unit
Three months for standard shipped accessories