True RMS multimeter 5491B
digitalbenchtop1000 V

true RMS multimeter
true RMS multimeter
true RMS multimeter
true RMS multimeter
true RMS multimeter
true RMS multimeter
true RMS multimeter
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Max voltage
1000 V
Max current
20 A
Safety rating
cat II, cat I
Additional features
Other characteristics
AC/DC, true RMS, USB, with PC interface
Max DC voltage

Max.: 1,000 V

Min.: 0.2 V

Max AC voltage

Max.: 750,000 mV

Min.: 200 mV

Max DC current

Max.: 20,000 mA

Min.: 2 mA

Max AC current

Max.: 20 A

Min.: 2 A

Max resistance measure

Max.: 50,000,000 Ohm

Min.: 200 Ohm

Max frequency measure

Max.: 1,000,000 Hz

Min.: 10 Hz

Max DC voltage resolution

Max.: 100 mV

Min.: 0 mV

Max AC voltage resolution

Max.: 0.1 V

Min.: 0 V

Max DC current resolution

Max.: 0.001 A

Min.: 0 A

Max AC current resolution

Max.: 0.01 A

Min.: 0 A

Max resistance resolution

Max.: 1,000 Ohm

Min.: 10 Ohm

DC voltage precision

0.02 %


355 mm
(13.98 in)


225 mm
(8.86 in)


100 mm
(3.94 in)


2.5 kg
(5.51 lb)


The 2831E and 5491B are versatile and dependable bench-top digital multimeters suitable for applications in education, service & repair and manufacturing requiring basic and reliable measurements. Additionally, these multimeters enhance your productivity with built-in math functions and USB connectivity, features not found in other bench meters in this price category. The meters take typical multimeter measurements such as volts, ohms, and amps with great accuracy and stability and were designed for cost conscious users requiring a basic and dependable meter with a broad range of extra features offered at a value price. Up to 50,000 count display resolution Basic VDC accuracy of 0.02% for the 5491B and 0.03% for the 2831E Dual display to indicate two measurements simultaneously AC + DC True RMS Up to 25 readings per second measurement rate Built-in math functions: Rel, Max/Min, dBm, dB, %, Hold, Compare CATI (1000 V)/CATII (300 V) protection USB and RS232 (5491B only) interface SCPI compatible Rack-mountable with available accessory
*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.