Fluke 8845A/8846A Digital Multimeters Extended Specifications The Fluke 8845A and 8846A 6.5 digit precision multimeters have the precision and versatility to handle your most demanding measurements, on the bench or in a system. These meters are both high performance and feature rich, yet also remarkably easy to use. Features at a glance * * * * * * * * * * * * * 6.5 digit resolution Basic V dc accuracy of up to 0.0024 % (1 yr.) Dual display 100 A to 10 A current range, with up to 100 pA resolution Wide ohms ranges from 10 W to 1 GW with up to 10 W resolution 2 x 4 ohms 4-wire measurement technique Both models measure frequency and period 8846A also measures capacitance and temperature USB memory drive port (8846A) Fluke 45 and Agilent 34401A emulation Graphical display TrendplotTM paperless recorder mode, statistics, histogram CAT I 1000 V, CAT II 600 V These digital multimeters perform the functions you would expect to see in a multifunction DMM, including measuring volts, ohms, and amps, with performance that exceeds expectations. Basic V dc accuracy of up to 0.0024 %, 10 A current range, and a wide ohms range from 10 W to 1 GW with up to 10 W resolution give you an unbeatable combination of measurement capability. You can also use the 8845A and 8846A to measure temperature, capacitance, period, and frequency--the functions of a counter, capacitance meter, and thermometer are built in for unparalleled versatility. Extend the meters' utility even more with their graphical display modes, including TrendplotTM paperless recorder mode, statistics and histograms--features you won't find on other multimeters. Of course, these meters are also durable and dependable, features you expect from any Fluke meter. This unique combination of features and performance makes the 8845A and 8846A an unbeatable value for a wide variety of applications, including manufacturing test, research and development, and service. General Specifications Power Voltage 100 V Setting............................................................. 120 V Setting............................................................. 220 V Setting............................................................. 240 V Setting............................................................. Frequency........................................................................ 90 V to 110 V 108 V to 132 V 198 V to 242 V 216 V to 264 V 47 Hz to 440 Hz. Automatically sensed at power-on. Power Consumption....................................................... 28 VA peak (12 Watt average) Dimensions Height .............................................................................. 88 mm (3.46 in.) Width ............................................................................... 217 mm (8.56 in.) Depth................................................................................ 297 mm (11.7 in.) Weight ............................................................................. 3.6 kg (8.0 lb) Shipping Weight ............................................................ 5.0 kg (11.0 lb) Display Vacuum Fluorescent Display, dot matrix Environment Temperature Operating .................................................................... 0 C to 55 C Storage ........................................................................ -40 C to 70 C Warm Up ..................................................................... 1 hour to full uncertainty specifications Relative Humidity (non-condensing) Operating .................................................................... 0 C to 28 C <90 % 28 C to 40 C <80 % 40 C to 55 C <50 % Storage ........................................................................ -40 C to 70 C <95 % Altitude Operating .................................................................... 2,000 Meters Storage ........................................................................ 12,000 Meters Vibration and Shock ......................................................Complies with Mil-T-28800F Type III, Class 5 (Sine only) Safety Designed to comply with IEC 61010-1:2000-1, UL 61010-1A1, CAN/CSA-C22.2 No. 61010.1, CAT I 1000V/CAT II 600V EMC Designed to comply with IEC 61326-1:2000-11 (EMC) when used with shielded communications cables. This Meter has shown susceptibility to radiated frequencies greater than 1 V/m from 250 to 450 MHz. Triggering Samples per Trigger..................................................1 to 50,000 Trigger Delay..............................................................0 s to 3600 s; in 10 S increments External Trigger Delay..............................................<1 mS External Trigger Jitter ...............................................<500 S Trigger Input ..............................................................TTL Levels Trigger Output............................................................5 V maximum (open collector) Memory 8845A .........................................................................10,000 measurements, internal only 8846A .........................................................................10,000 measurements, internal, and up to 2 Gigabyte capacity with USB memory module (available separately, see "Accessories") through front-panel USB port Math Functions Zero, dBm, dB, MX+B, Offset, DCV ratio and TrendPlot, Histogram, Statistics (min/max/average/standard deviation), and Limit Test 8845A and 8846A Fluke Corporation 1 Electrical Input Protection ............................................................1000 V all ranges Overrange.......................................................................20 % on all ranges except 1000 V dc, 1000 V ac (8846A), 750 V ac (8845A), Diode, and 10 A ranges Remote Interfaces RS-232C, DTE 9-pin, 1200 to 230400 baud (RS-232C to USB cable available to connect the Meter to a PC USB port. See Accessories) IEEE 488.2 LAN and "Ethernet 10/100 base T with DHCP (for IP_ADDRess) option" Warranty One year Electrical Specifications Accuracy specifications are valid for 61/2 digit resolution mode after at least a 1-hour warm-up with Auto Zero enabled. 24-hour specifications are relative to calibration standards and assume a controlled electromagnetic environment per EN 61326-1:2000-11 DC Voltage Specifications Maximum Input.............................................................1000 V on any range Common Mode Rejection............................................140 dB at 50 or 60 Hz 0.1 % (1 k unbalance) Normal Mode Rejection ..............................................60 dB for NPLC of 1 or greater with analog filter off and power line frequency 0.1 % 100 dB for NPLC of 1 or greater with analog filter on and power line frequency 0.1 % Measurement Method..................................................Multi-ramp A/D A/D Linearity .................................................................0.0002 % of measurement +0.0001 % of range Input Bias Current ........................................................<30 pA at 25 C Autozero Off Operation ...............................................Following instrument warm-up at calibration temperature 1 C and less than 10 minutes, add error: 0.0002 % range additional error + 5 V. Analog Filter..................................................................When using the analog filter, specifications are relative to within one hour of using the ZERO function for that range and NPLC setting. DC Ratio ..........................................................................Accuracy is +/- (Input accuracy + Reference accuracy), where Input accuracy = DC Voltage accuracy for the HI to LO Input (in ppm of the Input voltage), and Reference accuracy = DC Voltage accuracy for the HI to LO (Sense) Reference (in ppm of the Reference voltage). Settling Considerations ..............................................Measurement settling times are affected by source impedance, cable dielectric characteristics, and input signal changes. Input Characteristics Range Resolution 100 mV 1V 10 V 100 V 1000 V 100.0000 mV 1.000000 V 10.00000 V 100.0000 V 1,000.000 V [1] 41/2 Digits 10 V 100 V 1 mV 10 mV 100 mV Resolution 51/2 Digits 1 V 10 V 100 V 1 mV 10 mV 61/2 Digits 100 nV 1 V 10 V 100 V 1 mV Inputs beyond 14 V are clamped through 200 k typical. 10 M is default input impedance. 8846A Accuracy Accuracy is given as (% measurement + % of range) Range 100 mV 1V 10 V 100 V 1000 V 2 Fluke Corporation 24 Hour (23 1 C) 90 Days (23 5 C) 1 Year (23 5 C) 0.0025 + 0.003 0.0018 + 0.0006 0.0013 + 0.0004 0.0018 + 0.0006 0.0018 + 0.0006 0.0025 + 0.0035 0.0018 + 0.0007 0.0018 + 0.0005 0.0027 + 0.0006 0.0031 + 0.001 0.0037 + 0.0035 0.0025 + 0.0007 0.0024 + 0.0005 0.0038 + 0.0006 0.0041 + 0.001 8845A and 8846A Temperature Coefficient/ C Outside 18 to 28 C 0.0005 + 0.0005 0.0005 + 0.0001 0.0005 + 0.0001 0.0005 + 0.0001 0.0005 + 0.0001 Input Impedance [1] 10 M or >10 G [1] 10 M or >10 G [1] 10 M or >10 G 10 M 1% 10 M 1% 8845A Accuracy Accuracy is given as (% measurement + % of range) 24 Hour (23 1 C) 90 Days (23 5 C) 1 Year (23 5 C) 0.003 + 0.003 0.002 + 0.0006 0.0015 + 0.0004 0.002 + 0.0006 0.002 + 0.0006 0.004 + 0.0035 0.003 + 0.0007 0.002 + 0.0005 0.0035 + 0.0006 0.0035 + 0.0010 0.005 + 0.0035 0.004 + 0.0007 0.0035 + 0.0005 0.0045 + 0.0006 0.0045 + 0.0010 Range 100 mV 1V 10 V 100 V 1000 V Temperature Coefficient/ C Outside 18 to 28 C 0.0005 + 0.0005 0.0005 + 0.0001 0.0005 + 0.0001 0.0005 + 0.0001 0.0005 + 0.0001 Additional Errors Digits 61/2 61/2 51/2 51/2 41/2 NPLC 100 10 1 .2 0.02 Additional NPLC Noise Error 0 % of range 0 % of range 0.001 % of range 0.0025 % of range +12 V 0.017 % of range +17 V AC Voltage Specifications AC Voltage specifications are for ac sinewave signals >5 % of range. For inputs from 1 % to 5 % of range and <50 kHz, add an additional error of 0.1 % of range, and for 50 kHz to 100 kHz, add 0.13 % of range. Maximum Input.............................................................750 V rms or 1000 V peak (8845A), 1000 V rms or 1414 V peak (8846A) or 8 x 10 volts-Hertz product (whichever is less) for any range. 7 Measurement Method..................................................AC-coupled true-rms. Measures the ac component of input with up to 1000 V dc bias on any range. AC Filter Bandwidth: Slow.............................................................................3 Hz - 300 kHz Medium .......................................................................20 Hz - 300 kHz Fast ..............................................................................200 Hz - 300 kHz Common Mode Rejection............................................70 dB at 50 Hz or 60 Hz 0.1 % (1 k unbalance) Crest Factor Error (applies to non-sinusoidal waveforms only) Maximum Crest Factor ..............................................5:1 at Full Scale Additional Crest Factor Errors (<100 Hz)...............Crest factor 1-2, 0.05 % of full scale Crest factor 2-3, 0.2 % of full scale Crest factor 3-4, 0.4 % of full scale Crest factor 4-5, 0.5 % of full scale Input Characteristics Range Resolution 100 mV 1V 10 V 100 V 1000 V 100.0000 mV 1.000000 V 10.00000 V 100.0000 V 1,000.000 V 41/2 Digits 10 V 100 V 1 mV 10 mV 100 mV Resolution 51/2 Digits 1 V 10 V 100 V 1 mV 10 mV 61/2 Digits 100 nV 1 V 10 V 100 V 1 mV Input Impedance 1 M 2 % shunted by <100 pf 8846A Accuracy Accuracy is given as (% measurement + % of range) Range 100 mV 1V Frequency 3 - 5 Hz 5 - 10 Hz 10 Hz - 20 kHz 20 - 50 kHz 50 - 100 kHz [1] 100 - 300 kHz 3 - 5 Hz 5 - 10 Hz 10 Hz - 20 kHz 20 - 50 kHz 50 - 100 kHz [1] 100 - 300 kHz 24 Hour (23 1 C) 90 Days (23 5 C) 1.0 + 0.03 0.35 + 0.03 0.04 + 0.03 0.1 + 0.05 0.55 + 0.08 4.0 + 0.50 1.0 + 0.02 0.35 + 0.02 0.04 + 0.02 0.1 + 0.04 0.55 + 0.08 4.0 + 0.50 1.0 + 0.04 0.35 + 0.04 0.05 + 0.04 0.11 + 0.05 0.6 + 0.08 4.0 + 0.50 1.0 + 0.03 0.35 + 0.03 0.05 + 0.03 0.11 + 0.05 0.6 + 0.08 4.0 + 0.50 1 Year (23 5 C) 1.0 + 0.04 0.35 + 0.04 0.06 + 0.04 0.12 + 0.05 0.6 + 0.08 4.0 + 0.50 1.0 + 0.03 0.35 + 0.03 0.06 + 0.03 0.12 + 0.05 0.6 + 0.08 4.0 + 0.50 Temperature Coefficient/ C Outside 18 to 28 C 0.1 + 0.004 0.035 + 0.004 0.005 + 0.004 0.011 + 0.005 0.06 + 0.008 0.20 + 0.02 0.1 + 0.003 0.035 + 0.003 0.005 + 0.003 0.011 + 0.005 0.06 + 0.008 0.2 + 0.02 8845A and 8846A Fluke Corporation 3 Range 10 V 100 V 1000 V Frequency 3 - 5 Hz 5 - 10 Hz 10 Hz - 20 kHz 20 - 50 kHz 50 - 100 kHz [1] 100 - 300 kHz 3 - 5 Hz 5 - 10 Hz 10 Hz - 20 kHz 20 - 50 kHz 50 - 100 kHz [1] 100 -- 300 kHz 3 - 5 Hz 5 - 10 Hz 10 Hz - 20 kHz 20 - 50 kHz [2] 50 - 100 kHz [1][2] 100 - 300 kHz 24 Hour (23 1 C) 90 Days (23 5 C) 1.0 + 0.02 0.35 + 0.02 0.04 + 0.02 0.1 + 0.04 0.55 + 0.08 4.0 + 0.50 1.0 + 0.02 0.35 + 0.02 0.04 + 0.02 0.1 + 0.04 0.55 + 0.08 4.0 + 0.50 1.0 + 0.03 0.35 + 0.03 0.05 + 0.03 0.11 + 0.05 0.6 + 0.08 4.0 + 0.50 1.0 + 0.03 0.35 + 0.03 0.05 + 0.03 0.11 + 0.05 0.6 + 0.08 4.0 + 0.50 1.0 + 0.015 0.35 + 0.015 0.04 + 0.015 0.1 + 0.03 0.55 + 0.06 4.0 + 0.375 [1] Typically 30 % reading error at 1 MHz [2] 1000 Volt range is limited to 8 X 107 volt-Hertz 1 Year (23 5 C) 1.0 + 0.03 0.35 + 0.03 0.06 + 0.03 0.12 + 0.05 0.6 + 0.08 4.0 + 0.50 1.0 + 0.03 0.35 + 0.03 0.06 + 0.03 0.12 + 0.05 0.6 + 0.08 4.0 + 0.50 1.0 + 1.0 + 0.0225 0.0225 0.35 + 0.0225 0.35 + 0.0225 0.05 + 0.0225 0.06 + 0.0225 0.11 + 0.0375 0.12 + 0.0375 0.6 + 0.06 0.6 + 0.06 4.0 + 0.375 4.0 + 0.375 Temperature Coefficient/ C Outside 18 to 28 C 0.1 + 0.003 0.035 + 0.003 0.005 + 0.003 0.011 + 0.005 0.06 + 0.008 0.2 + 0.02 0.1 + 0.003 0.035 + 0.003 0.005 + 0.003 0.011 + 0.005 0.06 + 0.008 0.2 + 0.02 0.1 + 0.00225 0.035 + 0.00225 0.005 + 0.00225 0.011 + 0.00375 0.06 + 0.006 0.2 + 0.015 8845A Accuracy Accuracy is given as (% measurement + % of range) Frequency (Hz) Range 100 mV 1V 10 V 100 V 750 V 4 3 - 5 Hz 5 - 10 Hz 10 Hz - 20 kHz 20 - 50 kHz 50 - 100 kHz [1] 100 - 300 kHz 3 - 5 Hz 5 - 10 Hz 10 Hz - 20 kHz 20 - 50 kHz 50 - 100 kHz [1] 100 - 300 kHz 3 - 5 Hz 5 - 10 Hz 10 Hz - 20 kHz 20 - 50 kHz 50 - 100 kHz [1] 100 - 300 kHz 3 - 5 Hz 5 - 10 Hz 10 Hz - 20 kHz 20 - 50 kHz 50 - 100 kHz [1] 100 - 300 kHz 3 -- 5 Hz 5 - 10 Hz 10 Hz - 20 kHz 20 - 50 kHz [2] 50 - 100 kHz [1] [2] 100 - 300 kHz 24 Hour (23 1 C) 90 Days (23 5 C) 1.0 + 0.03 0.35 + 0.03 0.04 + 0.03 0.1 + 0.05 0.55 + 0.08 4.0 + 0.50 1.0 + 0.02 0.35 + 0.02 0.04 + 0.02 0.1 + 0.04 0.55 + 0.08 4.0 + 0.50 1.0 + 0.02 0.35 + 0.02 0.04 + 0.02 0.1 + 0.04 0.55 + 0.08 4.0 + 0.50 1.0 + 0.02 0.35 + 0.02 0.04 + 0.02 0.1 + 0.04 0.55 + 0.08 4.0 + 0.50 1.0 + 0.02 0.35 + 0.02 0.04 + 0.02 0.1 + 0.04 0.55 + 0.08 4.0 + 0.5 1.0 + 0.04 0.35 + 0.04 0.05 + 0.04 0.11 + 0.05 0.6 + 0.08 4.0 + 0.50 1.0 + 0.03 0.35 + 0.03 0.05 + 0.03 0.11 + 0.05 0.6 + 0.08 4.0 + 0.50 1.0 + 0.03 0.35 + 0.03 0.05 + 0.03 0.11 + 0.05 0.6 + 0.08 4.0 + 0.50 1.0 + 0.03 0.35 + 0.03 0.05 + 0.03 0.11 + 0.05 0.6 + 0.08 4.0 + 0.50 1.0 + 0.03 0.35 + 0.03 0.05 + 0.03 0.11 + 0.05 0.6 + 0.08 4.0 + 0.5 [1] Typically 30 % reading error at 1 MHz [2] 750 Volt range is limited to 8 X 107 volt-Hertz Fluke Corporation 8845A and 8846A 1 Year (23 5 C) 1.0 + 0.04 0.35 + 0.04 0.06 + 0.04 0.12 + 0.05 0.6 + 0.08 4.0 + 0.50 1.0 + 0.03 0.35 + 0.03 0.06 + 0.03 0.12 + 0.05 0.6 + 0.08 4.0 + 0.50 1.0 + 0.03 0.35 + 0.03 0.06 + 0.03 0.12 + 0.05 0.6 + 0.08 4.0 + 0.50 1.0 + 0.03 0.35 + 0.03 0.06 + 0.03 0.12 + 0.05 0.6 + 0.08 4.0 + 0.50 1.0 + 0.03 0.35 + 0.03 0.06 + 0.03 0.12 + 0.05 0.6 + 0.08 4.0 + 0.5 Temperature Coefficient/ C Outside 18 to 28 C 0.10 + 0.004 0.035 + 0.004 0.005 + 0.004 0.011 + 0.005 0.06 + 0.008 0.2 + 0.02 0.1 + 0.003 0.035 + 0.003 0.005 + 0.003 0.011 + 0.005 0.06 + 0.008 0.2 + 0.02 0.1 + 0.003 0.035 + 0.003 0.005 + 0.003 0.011 + 0.005 0.06 + 0.008 0.2 + 0.02 0.1 + 0.003 0.035 + 0.003 0.005 + 0.003 0.011 + 0.005 0.06 + 0.008 0.2 + 0.02 0.1 + 0.003 0.035 + 0.003 0.005 + 0.003 0.011 + 0.005 0.06 + 0.008 0.2 + 0.02 Additional Low Frequency Errors Error is stated as % of reading. Frequency 3HZ (slow) 10 - 20 Hz 20 - 40 Hz 40 - 100 Hz 100 - 200 Hz 200 Hz - 1 kHz >1 kHz 0 0 0 0 0 0 AC Filter 20HZ (medium) 0.25 0.02 0.01 0 0 0 200HZ (fast) - - 0.55 0.2 0.02 0 Resistance Specifications are for 4-wire resistance function, 2 x 4-wire resistance, or 2-wire resistance with zero. If zero is not used, add 0.2 for 2wire resistance plus lead resistance, and add 20 m for 2 x 4-wire resistance function. Measurement Method..................................................Current source referenced to LO input Max. Lead Resistance (4-wire ohms) ......................10 % of range per lead for 10 , 100 , 1 k ranges. 1 k per lead on all other ranges Input Protection ............................................................1000 V on all ranges Common Mode Rejection............................................140 dB at 50 or 60 Hz 0.1 % (1 k unbalance) Normal Mode Rejection ..............................................60 dB for NPLC of 1 or greater with analog filter off and power line frequency 0.1 % 100 dB for NPLC of 1 or greater with analog filter on and power line frequency 0.1 % Analog Filter..................................................................When using the analog filter, specifications are relative to within one hour of using the ZERO function for that range and NPLC setting. Input Characteristics Range Resolution 10 100 1 k 10 k 100 k 1 M 10 M 100 M [1] 1.0 G 10.00000 100.0000 1.000000 k 10.00000 k 100.0000 k 1.000000 M 10.00000 M 100.0000 M 1.000000 G [1] [1] 41/2 Digits 1 m 10 m 100 m 1 10 100 1 k 10 k 100 k Resolution 51/2 Digits 100 1 m 10 m 100 m 1 10 100 1 k 10 k 61/2 Digits 10 100 1 m 10 m 100 m 1 10 100 1 k Source Current 5 mA/13 V 1 mA/6 V 1 mA/6 V 100 A/6 V 100 A/13 V 10 A/13 V 1 A/13 V 1 A || 10 M/10 V 1 A || 10 M/10 V 8846A Only 8846A Accuracy Accuracy is given as (% measurement + % of range) 24 Hour (23 1 C) Range 10 100 1 k 10 k 100 k 1 M 10 M 100 M 1 G 0.003 + 0.01 0.003 + 0.003 0.002 + 0.0005 0.002 + 0.0005 0.002 + 0.0005 0.002 + 0.001 0.015 + 0.001 0.3 + 0.01 1.0 + 0.01 90 Days (23 5 C) 0.008 + 0.03 0.008 + 0.004 0.008 + 0.001 0.008 + 0.001 0.008 + 0.001 0.008 + 0.001 0.02 + 0.001 0.8 + 0.01 1.5 + 0.01 1 Year (23 5 C) 0.01+ 0.03 0.01 + 0.004 0.01 + 0.001 0.01 + 0.001 0.01 + 0.001 0.01 + 0.001 0.04 + 0.001 0.8 + 0.01 2.0 + 0.01 Temperature Coefficient/ C Outside 18 to 28 C 0.0006 + 0.0005 0.0006 + 0.0005 0.0006 + 0.0001 0.0006 + 0.0001 0.0006 + 0.0001 0.001 + 0.0002 0.003 + 0.0004 0.15 + 0.0002 0.6 + 0.0002 8845A Accuracy Accuracy is given as (% measurement + % of range) Range 100 1 k 10 k 100 k 1 M 10 M 100 M 24 Hour (23 1 C) 0.003 + 0.003 0.002 + 0.0005 0.002 + 0.0005 0.002 + 0.0005 0.002 + 0.001 0.015 + 0.001 0.3 + 0.01 90 Days (23 5 C) 0.008 + 0.004 0.008 + 0.001 0.008 + 0.001 0.008 + 0.001 0.008 + 0.001 0.02 + 0.001 0.8 + 0.01 1 Year (23 5 C) 0.01 + 0.004 0.01 + 0.001 0.01 + 0.001 0.01 + 0.001 0.01 + 0.001 0.04 + 0.001 0.8 + 0.01 Temperature Coefficient/ C Outside 18 to 28 C 0.0006 + 0.0005 0.0006 + 0.0001 0.0006 + 0.0001 0.0006 + 0.0001 0.0010 + 0.0002 0.0030 + 0.0004 0.1500 + 0.0002 8845A and 8846A Fluke Corporation 5 Additional Ohms Errors Digits 61/2 61/2 51/2 51/2 41/2 NPLC 100 10 1 0.2 0.02 Additional NPLC Noise Error 0 % of range 0 % of range 0.001 % of range 0.003 % of range 7 m 0.017 % of range 15 m DC Current Input Protection ............................................................Tool-accessible 11 A/1000 V and 440 mA/1000 V fuses, limits of 400 mA continuous 550 mA for 2 minutes on, 1 minute off. Common Mode Rejection............................................140 dB at 50 or 60 Hz 0.1 % (1 k unbalance) Normal Mode Rejection ..............................................60 dB for NPLC of 1 or greater with analog filter off and power line frequency 0.1 % 100 dB for NPLC of 1 or greater with analog filter on and power line frequency 0.1 % Analog Filter..................................................................When using the analog filter, specifications are relative to within one hour of using the ZERO function for that range and NPLC setting. Input Characteristics Range 100 A 1 mA 10 mA 100 mA [3] 400 mA [2] 1A [1] 3A 10 A [1] Resolution 100.0000 A 1.000000 mA 10.00000 mA 100.0000 mA 400.000 mA 1.000000 A 3.00000A 10.00000 A 41/2 Digits 10 nA 100 nA 1 A 10 A 100 A 100 A 1 mA 1 mA Resolution 51/2 Digits 1 nA 10 nA 100 nA 1 A 10 A 10 A 100 A 100 A 61/2 Digits 100 pA 1 nA 10 nA 100 nA 1 A 1 A 10 A 10 A Shunt Resistance Burden Voltage (Ohms) 100 100 1 1 1 0.01 0.01 0.01 <0.015 V <0.15 V <0.025 V <0.25 V <0.50 V <0.05 V <0.15 V <0.5 V Part of 10 A range. [2] Available on the front panel terminal only. [3] 400 mA available in software version 2.0 or greater only. 400 mA continuously; 550 mA for 2 minutes on, 1 minute off. Accuracy (8846A) Accuracy is given as (% measurement + % of range) Range 24 Hour (23 1 C) 90 Days (23 5 C) 1 Year (23 5 C) 100 A 1 mA 10 mA 100 mA [3] 400 mA [2] 1A [1][2] 3A [2] 10 A 0.01 + 0.02 0.007 + 0.005 0.007 + 0.02 0.01 + 0.004 0.03 + 0.004 0.03 + 0.02 0.05 + 0.02 0.1 + 0.008 0.04 + 0.025 0.030 + 0.005 0.03 + 0.02 0.03 + 0.005 0.04 + 0.005 0.04 + 0.02 0.08 + 0.02 0.12 + 0.008 0.05 + 0.025 0.05 + 0.005 0.05 + 0.02 0.05 + 0.005 0.05 + 0.005 0.05 + 0.02 0.1 + 0.02 0.15 + 0.008 [1] 6 Temperature Coefficient/ C Outside 18 to 28 C 0.002 + 0.003 0.002 + 0.0005 0.002 + 0.002 0.002 + 0.0005 0.005 + 0.0005 0.005 + 0.001 0.005 + 0.002 0.005 + 0.0008 Part of 10 A range [2] Available at front panel connectors only [3] 400 mA available in software version 2.0 or greater only. 400 mA continuously; 550 mA for 2 minutes on, 1 minute off. Fluke Corporation 8845A and 8846A Accuracy (8845A) Accuracy is given as (% measurement + % of range) Range 24 Hour (23 1 C) 90 Days (23 5 C) 1 Year (23 5 C) 100 A 1 mA 10 mA 100 mA [3] 400 mA [2] 1A [1][2] 3A [2] 10 A 0.01 + 0.02 0.007 + 0.005 0.007 + 0.02 0.01 + 0.004 0.03 + 0.004 0.03 + 0.02 0.05 + 0.02 0.10 + 0.008 0.04 + 0.025 0.030 + 0.005 0.03 + 0.02 0.03 + 0.005 0.04 + 0.005 0.04 + 0.02 0.08 + 0.02 0.12 + 0.008 0.05 + 0.025 0.05 + 0.005 0.05 + 0.02 0.05 + 0.005 0.05 + 0.005 0.05 + 0.02 0.10 + 0.02 0.15 + 0.008 [1] Temperature Coefficient/ C Outside 18 to 28 C 0.002 + 0.003 0.002 + 0.0005 0.002 + 0.002 0.002 + 0.0005 0.005 + 0.0005 0.005 + 0.001 0.005 + 0.002 0.005 + 0.0008 Part of 10 A range [2] Available at front panel connectors only [3] 400 mA available in software version 2.0 or greater only. 400 mA continuously; 550 mA for 2 minutes on, 1 minute off. Additional Current Errors Digits NPLC 61/2 61/2 51/2 51/2 41/2 100 10 1 0.2 0.02 Additional NPLC Noise Error for 1 mA, 100 mA, 400 mA, 3A and 10A 0 % of range 0 % of range 0.001 % of range 0.011 % of range 4 A 0.04 % of range 4 A Additional NPLC Noise Error for 100 A, 10 mA, 1A 0 % of range 0 % of range 0.01 % of range 0.11 % of range 4 A 0.28 % of range 4 A AC Current The following ac current specifications are for sinusoidal signals with amplitudes greater than 5 % of range. For inputs from 1 % to 5 % of range, add an additional error of 0.1 % of range. Input Protection ............................................................Tool accessible 11 A/1000 V and 440 mA/1000 V fuses, limits of 400 mA continuous 550 mA for 2 minutes on, 1 minute off. Measurement Method..................................................ac-coupled true-rms, dc-coupled to the fuse and shunt (no blocking capacitor) AC Filter Bandwidth Slow.............................................................................3 Hz to 10 kHz Medium .......................................................................20 Hz to 10 kHz Fast ..............................................................................200 Hz to 10 kHz Crest Factor Error (applies to non-sinusoidal waveforms only) Maximum Crest Factor ...........................................5:1 at full scale Additional Crest Factor Errors (<100 Hz)..........Crest factor 1-2, 0.05 % of full scale Crest factor 2-3, 0.2 % of full scale Crest factor 3-4, 0.4 % of full scale Crest factor 4-5, 0.5 % of full scale Input Characteristics Range Resolution 100 A [1] 1 mA 10 mA 100 mA [4] 400 mA [3] 1A [2][3] 3A [3] 10 A [1] 100.0000 A 1.000000 mA 10.00000 mA 100.0000 mA 400.000 mA 1.000000 A 3.00000 A 10.00000 A 41/2 Digits 10 nA 100 nA 1 A 10 A 100 A 100 A 1 mA 1 mA Resolution 51/2 Digits 1 nA 10 nA 100 nA 1 A 10 A 10 A 100 A 100 A 61/2 Digits 100 pA 1 nA 10 nA 100 nA 1 A 1 A 10 A 10 A Shunt Resistance (Ohms) 100 100 1 1 1 0.01 0.01 0.01 Burden Voltage <0.015 V <0.15 V <0.025 V <0.25 V <0.50 V <0.05 V <0.05 V <0.5 V [1] 8846A Only [2] Part of 10 A range [3] Available at front panel connectors only [4] 400 mA available in software version 1.0.700.18 or greater only. 400 mA continuously; 550 mA for 2 minutes on, 1 minute off; maximum crest factor 3:1 at 400mA 8845A and 8846A Fluke Corporation 7 8846A Accuracy Accuracy is given as (% measurement + % of range) Frequency (Hz) Range 100 A 1 mA 10 mA 100 mA 400 mA [3] [2] 1A [1][2] 3A [2] 10 A [1] 3 - 5 Hz 5 - 10 Hz 10 Hz - 5 kHz 5 - 10 kHz 3 - 5 Hz 5 - 10 Hz 10 Hz - 5 kHz 5 - 10 kHz 3 - 5 Hz 5 - 10 Hz 10 Hz - 5 kHz 5 - 10 kHz 3 - 5 Hz 5 - 10 Hz 10 Hz - 5 kHz 5 - 10 kHz 3 - 5 Hz 5 - 10 Hz 10 Hz - 1 kHz 1kHz - 10 kHz 3 - 5 Hz 5 - 10 Hz 10 Hz - 5 kHz 5 - 10 kHz 3 - 5 Hz 5 - 10 Hz 10 Hz - 5 kHz 5 - 10 kHz 3 - 5 Hz 5 - 10 Hz 10 Hz - 5 kHz 5 - 10 kHz 24 Hour (23 1 C) 90 Days (23 5 C) 1 Year (23 5 C) 1.1 + 0.06 0.35 + 0.06 0.15 + 0.06 0.35 + 0.7 1.0 + 0.04 0.3 + 0.04 0.1 + 0.04 0.2 + 0.25 1.1 + 0.06 0.35 + 0.06 0.15 + 0.06 0.35 + 0.7 1.0 + 0.04 0.3 + 0.04 0.1 + 0.04 0.2 + 0.25 1.0 + 0.1 0.3 + 0.1 0.1 + 0.1 0.2 + 0.7 1.0 + 0.04 0.3 + 0.04 0.1 + 0.04 0.35 + 0.7 1.1 + 0.06 0.35 + 0.06 0.15 + 0.06 0.35 + 0.7 1.1 + 0.06 0.35 + 0.06 0.15 + 0.06 0.35 + 0.7 1.1 + 0.06 0.35 + 0.06 0.15 + 0.06 0.35 + 0.7 1.0 + 0.04 0.3 + 0.04 0.1 + 0.04 0.2 + 0.25 1.1 + 0.06 0.35 + 0.06 0.15 + 0.06 0.35 + 0.7 1.0 + 0.04 0.3 + 0.04 0.1 + 0.04 0.2 + 0.25 1.0 + 0.1 0.3 + 0.1 0.1 + 0.1 0.2 + 0.7 1.0 + 0.04 0.3 + 0.04 0.1 + 0.04 0.35 + 0.7 1.1 + 0.06 0.35 + 0.06 0.15 + 0.06 0.35 + 0.7 1.1 + 0.06 0.35 + 0.06 0.15 + 0.06 0.35 + 0.7 1.1 + 0.06 0.35 + 0.06 0.15 + 0.06 0.35 + 0.7 1.0 + 0.04 0.3 + 0.04 0.1 + 0.04 0.2 + 0.25 1.1 + 0.06 0.35 + 0.06 0.15+ 0.06 0.35 + 0.7 1.0 + 0.04 0.3 + 0.04 0.1 + 0.04 0.2 + 0.25 1.0 + 0.1 0.3 + 0.1 0.1 + 0.1 0.2 + 0.7 1.0 + 0.04 0.3 + 0.04 0.1 + 0.04 0.35 + 0.7 1.1 + 0.06 0.35 + 0.06 0.15 + 0.06 0.35 + 0.7 1.1 + 0.06 0.35 + 0.06 0.15 + 0.06 0.35 + 0.7 Temperature Coefficient/ C Outside 18 to 28 C 0.2 + 0.006 0.1 + 0.006 0.015 + 0.006 0.03 + 0.006 0.1 + 0.006 0.035 + 0.006 0.015 + 0.006 0.03 + 0.006 0.2 + 0.006 0.1 + 0.006 0.015 + 0.006 0.03 + 0.006 0.1 + 0.006 0.035 + 0.006 0.015 + 0.006 0.03 + 0.006 0.1 + 0.006 0.035 + 0.006 0.015 + 0.006 0.03 + 0.006 0.1 + 0.006 0.035 + 0.006 0.015 + 0.006 0.03 + 0.006 0.1 + 0.006 0.035 + 0.006 0.015 + 0.006 0.03 + 0.006 0.1 + 0.006 0.035 + 0.006 0.015 + 0.006 0.03 + 0.006 Part of 10 A range [2] Available only on front panel connectors [3] 400 m available in software version 1.0.700.18 or greater only. 400 mA continuously; 550 mA for 2 minutes on, 1 minute off; maximum crest factor 3:1 at 400mA; specification for current above 329 mA is typical. 8845A Accuracy Accuracy is given as (% measurement + % of range) Frequency (Hz) Range 10 mA 100 mA 400 mA [3] [2] 1A 8 Fluke Corporation 3 - 5 Hz 5 - 10 Hz 10 Hz - 5 kHz 5 - 10 kHz 3 - 5 Hz 5 - 10 Hz 10 Hz - 5 kHz 5 - 10 kHz 3 - 5 Hz 5 - 10 Hz 10 Hz - 1 kHz 1kHz - 10 kHz 3 - 5 Hz 5 - 10 Hz 10 Hz - 5 kHz 5 - 10 kHz 8845A and 8846A 24 Hour (23 1 C) 90 Days (23 5 C) 1 Year (23 5 C) 1.1 + 0.06 0.35 + 0.06 0.15 + 0.06 0.35 + 0.7 1.0 + 0.04 0.3 + 0.04 0.1 + 0.04 0.2 + 0.25 1.0 + 0.1 0.3 + 0.1 0.1 + 0.1 0.2 + 0.7 1.0 + 0.04 0.3 + 0.04 0.1 + 0.04 0.35 + 0.7 1.1 + 0.06 0.35 + 0.06 0.15 + 0.06 0.35 + 0.7 1.0 + 0.04 0.3 + 0.04 0.1 + 0.04 0.2 + 0.25 1.0 + 0.1 0.3 + 0.1 0.1 + 0.1 0.2 + 0.7 1.0 + 0.04 0.3 + 0.04 0.1 + 0.04 0.35 + 0.7 1.1 + 0.06 0.35 + 0.06 0.15+ 0.06 0.35 + 0.7 1.0 + 0.04 0.3 + 0.04 0.1 + 0.04 0.2 + 0.25 1.0 + 0.1 0.3 + 0.1 0.1 + 0.1 0.2 + 0.7 1.0 + 0.04 0.3 + 0.04 0.1 + 0.04 0.35 + 0.7 Temperature Coefficient/ C Outside 18 to 28 C 0.2 + 0.006 0.1 + 0.006 0.015 + 0.006 0.03 + 0.006 0.1 + 0.006 0.035 + 0.006 0.015 + 0.006 0.03 + 0.006 0.1 + 0.006 0.035 + 0.006 0.015 + 0.006 0.03 + 0.006 0.1 + 0.006 0.035 + 0.006 0.015 + 0.006 0.03 + 0.006 Range [1][2] 3A [2] 10 A [1] Frequency (Hz) 24 Hour (23 1 C) 90 Days (23 5 C) 1 Year (23 5 C) 3 - 5 Hz 5 - 10 Hz 10 Hz - 5 kHz 5 - 10 kHz 3 - 5 Hz 5 - 10 Hz 10 Hz - 5 kHz 5 - 10 kHz 1.1 + 0.06 0.35 + 0.06 0.15 + 0.06 0.35 + 0.7 1.1 + 0.06 0.35 + 0.06 0.15 + 0.06 0.35 + 0.7 1.1 + 0.06 0.35 + 0.06 0.15 + 0.06 0.35 + 0.7 1.1 + 0.06 0.35 + 0.06 0.15 + 0.06 0.35 + 0.7 1.1 + 0.06 0.35 + 0.06 0.15 + 0.06 0.35 + 0.7 1.1 + 0.06 0.35 + 0.06 0.15 + 0.06 0.35 + 0.7 Temperature Coefficient/ C Outside 18 to 28 C 0.1 + 0.006 0.035 + 0.006 0.015 + 0.006 0.03 + 0.006 0.2 + 0.006 0.035 + 0.006 0.015 + 0.006 0.03 + 0.006 Part of the 10 A range [2] Available only at front panel connectors [3] 400 m available in software version 1.0.700.18 or greater only. 400 mA continuously; 550 mA for 2 minutes on, 1 minute off; maximum crest factor 3:1 at 400mA; specification for current above 329 mA is typical. Additional Low Frequency Errors Error is stated as % of reading. Frequency 3HZ (slow) 10 - 20 Hz 20 - 40 Hz 40 - 100 Hz 100 - 200 Hz 200 Hz - 1 kHz > 1 kHz 0 0 0 0 0 0 AC Filter 20HZ (medium) 0.25 0.02 0.01 0 0 0 200HZ (fast) - - 0.55 0.2 0.02 0 Frequency Gate Times .....................................................................Programmable to 1 s, 100 ms, and 10 ms Measurement Method..................................................Flexible counting technique. AC-coupled input using the ac voltage measurement function. Settling Considerations ..............................................When measuring frequency or period after a dc offset voltage change, errors may occur. For the most accurate measurement, wait up to 1 second for the input blocking capacitor to settle. Measurement Considerations....................................To minimize measurement errors, shield inputs from external noise when measuring lowvoltage, low-frequency signals. 8846A Accuracy Accuracy is given as % measurement Range 100 mV to [1][2] 1000 V Frequency 3 - 5 Hz 24 Hour 90 Days 1 Year (23 1 C) (23 5 C) (23 5 C) 0.1 0.1 0.1 Temperature Coefficient/ C Outside 18 to 28 C 0.005 5 - 10 Hz 0.05 0.05 0.05 0.005 10 - 40 Hz 0.03 0.03 0.03 0.001 40 Hz - 300 kHz 0.006 0.01 0.01 0.001 300 kHz - 1 MHz 0.006 0.01 0.01 0.001 [1] Input >100 mV. For 10 - 100 mV, multiply percent measurement error by 10. [2] Limited to 8 X 107 volt-Hertz 8845A and 8846A Fluke Corporation 9 8845A Accuracy Accuracy is given as % measurement Range 24 Hour 90 Days 1 Year (23 1 C) (23 5 C) (23 5 C) Frequency 100 mV to [1][2] 750 V 0.1 Temperature Compensation/ C Outside 18 to 28 C 0.005 3 - 5 Hz 0.1 0.1 5 - 10 Hz 0.05 0.05 0.05 0.005 10 - 40 Hz 0.03 0.03 0.03 0.001 40 Hz - 300 kHz 0.006 0.01 0.01 0.001 [1] Input >100 mV. For 10 - 100 mV, multiply percent measurement error by 10. [2] Limited to 8 X 107 volt-Hertz Gate Time vs. Resolution Gate Time 0.01 0.1 1.0 Resolution 51/2 61/2 61/2 Additional Low Frequency Errors Error stated as percent of measurement for inputs >100 mV. For 10 - 100 mV, multiply percent by 10. Frequency Resolution 51/2 0.12 0.17 0.2 0.06 0.03 0.01 0 61/2 0 0 0 0 0 0 0 3 - 5 Hz 5 - 10 Hz 10 - 40 Hz 40 - 100 Hz 100 - 300 Hz 300 Hz - 1 kHz > 1 kHz 41/2 0.12 0.17 0.2 0.21 0.21 0.07 0.02 Capacitance (8846A Only) Accuracy is stated as (% of measurement + % of range) Range 1 nF 10 nF 100 nF 1 F 10 F 100 F 1 mF 10 mF 100 mF [1] 1 Year Accuracy (23 5 C) 2% 2.5 % 1% 0.5 % 1% 0.5 % 1% 0.5 % 1% 0.5 % 1% 0.5 % 1% 0.5 % 1% 0.5 % 4% 0.2 % Resolution 1 pF 10 pF 100 pF 1 nF 10 nF 100 nF 1 F 10 F 100 F [1] Temperature Coefficient/ C Outside 18 to 28 C 0.05 + 0.05 0.05 + 0.01 0.01 + 0.01 0.01 + 0.01 0.01 + 0.01 0.01 + 0.01 0.01 + 0.01 0.01 + 0.01 0.05 + 0.05 Stated accuracy is attained when Zero function is used. Temperature (8846A only) Test Current...................................................................1 mA Accuracy is stated as C and is based on a Platinum RT100 (DIN IEC 751, 385 type) RTD with less than 10 ohms lead resistance. The accuracy listed in the table below are valid only when using the 4-wire RTD measurement function. Specifications do not include probe accuracy, which must be added. Range -200 C -100 C 0 C 100 C 300 C 600 C 10 Fluke Corporation Resolution 0.001 C 0.001 C 0.001 C 0.001 C 0.001 C 0.001 C 8845A and 8846A Accuracy 90 Days (23 5 C) 0.06 0.05 0.04 0.05 0.1 0.18 1 Year (23 5 C) 0.09 0.08 0.06 0.08 0.12 0.22 Temperature Coefficient/ C Outside 18 to 28 C 0.0025 0.002 0.002 0.002 0.002 0.002 Additional Errors Digits 61/2 61/2 51/2 51/2 41/2 NPLC 100 10 1 0.2 0.02 Additional NPLC Noise Error 0 C 0 C 0.03 C 0.12 C 0.6 C Continuity Continuity Threshold ..................................................Selectable between 1 and 1000 Test Current...................................................................1 mA Response Time..............................................................300 samples/sec with audible tone Accuracy is given as (% measurements + % of range) 24 Hour (23 1 C) 90 Days (23 5 C) 0.002 + 0.01 0.008 + 0.02 Range 1000.0 1 Year (23 5 C) 0.01 + 0.02 Temperature Coefficient/ C Outside 18 to 28 C 0.001 + 0.002 Diode Test Test Current...................................................................100 A or 1 mA Response Time..............................................................300 samples/sec with audible tone. Accuracy is given as (% measurements + % of range) 24 Hour (23 1 C) Range 5.0000 V 10.0000 V 0.002 + 0.002 0.002 + 0.001 90 Days (23 5 C) 0.008 + 0.002 0.008 + 0.002 1 Year (23 5 C) 0.01 + 0.002 0.01 + 0.002 Temperature Coefficient/ C Outside 18 to 28 C 0.001 + 0.002 0.001 + 0.002 Measurement Rates (IEEE488[4]) Function Digits DC Volts, DC Current, and Resistance AC Voltage and AC Current Frequency and Period Capacitance [2] 61/2 61/2 51/2 51/2 41/2 61/2 61/2 61/2 61/2 51/2 41/2 6 1/2 Setting 100 NPLC 10 NPLC 1 NPLC 0.2 NPLC 0.02 NPLC 3 Hz 20 Hz [3] 200 Hz 1s 100 ms 10 ms Integration Time 60 Hz (50 Hz) 1.67 (2) s 167 (200) ms 16.7 (20) ms 3.3 ms 500 us [1] Measurements/Second 8845A 8846A 0.6 (0.5) 0.6 (0.5) 6 (5) 6 (5) 60 (50) 60 (50) 270 270 995 995 0.47 0.47 1.64 1.64 4.5 4.5 1 1 9.8 9.8 80 80 NA 2 [1] Typical measurement rates with auto-zero off, delay = 0, display off, auto range off and math off. [2] Maximum measurement rates for 0.01 % of ac step. When dc input varies, additional settling delay is required. [3] For remote operation or external trigger using default settling delay [4] Speeds available in OutG SW 1.0.700.18 or higher. Note that the measurements rates for RS232 can vary depending on the baud rate chosen. If the baud rate selected is 115,200, the maximum measurement rate is 711 measurement/s. The LAN bus has a maximum measurement rate of 963 measurement/s. Fluke. Keeping your world up and running.(R) Fluke Corporation PO Box 9090, Everett, WA 98206 U.S.A. Fluke Europe B.V. PO Box 1186, 5602 BD Eindhoven, The Netherlands For more information call: In the U.S.A. (800) 443-5853 or Fax (425) 446-5116 In Europe/M-East/Africa +31 (0) 40 2675 200 or Fax +31 (0) 40 2675 222 In Canada (800)-36-FLUKE or Fax (905) 890-6866 From other countries +1 (425) 446-5500 or Fax +1 (425) 446-5116 Web access: http://www.fluke.com (c)2006-2008 Fluke Corporation. Specifications subject to change without notice. Printed in U.S.A. 2/2008 2748044 D-EN-N Rev B Pub_ID: 11152-eng Rev 02 Mouser Electronics Authorized Distributor Click to View Pricing, Inventory, Delivery & Lifecycle Information: Fluke: GEO CABLE-REEL 25M GEO CABLE-REEL 50M GEO EARTH STAKE GEOX CABLESET FLUKE-8846A NIST W/O DATA FLUKE-8846A NIST W/DATA