FLUKE 8842A Datasheet - Buy Used Test Equipment
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1. B or In medium rate add 50 counts to number of counts In the fast rate the specifications apply for sinewave inputs gt 1000 4 digit mode counts and gt 100 Hz en a eee For nonsinusoidal inputs gt 10 000 counts with frequency components 100 kHz add the following of reading to the accuracy specifications Operating Characteristics MAXIMUM INPUT 0 eee eres FUNDAMENTAL CREST FACTOR FREQUENCY 1 0TO 1 5 1 5 TO 2 0 2 0 TO 3 0 45 Hz to 20 kHz 20 Hz 0 05 0 15 0 3 20 Hz to 45 Hz and 20 0 2 0 7 1 5 kHz to 50 kHz 700V rms 1000V peak or 2 x 10 Volts Hertz product whichever is less for any range TEMPERATURE COEFFICIENT of reading Number of Counts per C to 18 C and 28 C to 50 C FOR INPUTS gt 10 000 counts gt 1 000 counts 20 20k 20k 50k 50k 100k 0 019 9 0 021 9 0 027 10 0 019 12 0 021 15 0 027 21 FREQUENCY IN HERTZ COMMON MODE REJECTION gt 60 dB at 50 or 60 Hz with 1 kQ in either lead 8842A Instruction Manual CURRENT Input Characteristics RANGE FULL SCALE 5 RESOLUTION DIGITS 5 DIGITS 4 DIGITS 200 mA 199 999 mA 1 uA 10 pA 2000 mA 1999 99 mA 10 uA 100 pA 1 4 2 digits at the fastest reading rate 2 The 200mA range is available for dc current only DC Accuracy NORMAL S READING RATE 0 of reading number of counts RANGE t YEAR 2345 C 2 YEARS 23145 C 200 mA 0 04 40 0 05 40 02. 0 1 is 85 dB in S rate and 35 dB in M rate 3 Common Mode Rejection Ratio at 50 or 60 Hz 0 1 with 1 kQ in series with either lead The CMRR is gt 140 dB at dc for all reading rates RANGE 200 mV 2V 20V 200V 700V FULL SCALE 5 2 DIGITS 199 999 mV 1 99999V 19 9999V 199 999V 700 00V 4Y2 digits at the fastest reading rate RESOLUTION 5 2 DIGITS 4 2 DIGITS 1 uV 10 uV 10 uV 100 uV 100 uV 1 mV 1 mV 10 mV 10 mV 100 mV INPUT IMPENDANCE 1 MQ Shunted By lt 100 pF 1 4 Introduction and Specifications MEDIUM AND FAST READING RATES NONSINUSOIDAL INPUTS SPECIFICATIONS Accuracy NORMAL s READING RATE of Reading Number of Counts For sinewave inputs gt 10 000 counts FREQUENCY 24 HOURS 23 1 C 90 DAY 2345 C 1 YEAR 2345 C 2 YEARS 5 C 20 45 1 2 100 1 2 100 1 2 100 1 2 100 45 200 0 3 100 0 35 100 0 4 100 0 5 100 200 20k 200 mV range 0 06 100 0 08 100 0 10 100 0 20 100 2V 200V range 0 05 80 0 07 80 0 08 80 0 15 80 700V range 0 06 100 0 08 100 0 10 100 0 20 100 20k 50k 0 15 120 0 19 150 0 21 200 0 25 250 50k 100k 0 4 300 0 5 300 0 5 400 0 5 500 1 For sinewave inputs between 1 000 and 10 000 counts add v number of counts 100 counts for frequencies 20 Hz to 20 kHz 200 counts for 20 kHz and 500 counts for 50 kHz to 100 kHz 2 Relative to calibration standards
3. 08 40 2000 mA lt 1A 0 04 4 0 05 4 0 08 4 gt 1A 0 1 4 0 1 4 0 15 4 MEDIUM AND FAST READING RATES In medium reading rateyadd 2 counts 20 counts on 200 mA range to number of counts In fast reading rate use 2 4 digit mode counts 20 counts on 200 mA range for number of counts AC Accuracy Option 09 NORMAL S READING RATES of Reading Number of Counts 23 5 C for sinewave inputs gt 10 000 counts FREQUENCY IN HERTZ Typically 20 kHz frequencies 20 Hz to 5 kHz typically 20 kHz 20 45 45 100 100 5K ONE YEAR 2 0 200 0 5 200 0 4 200 TWO YEAR 3 0 300 0 7 300 0 6 300 1 For sinewave inputs between 1 000 and 10 000 counts add to number of counts 100 counts for 1 6 Introduction and Specifications SPECIFICATIONS MEDIUM AND FAST READING RATES NONSINUSOIDAL INPUTS In medium rate add 50 counts to number of counts In fast reading rate for sinewave inputs gt 1000 4 digit mode counts and frequencies gt 100 Hz the accuracy is 0 4 of reading 30 4 digit mode counts For nonsinusoidal inputs 10 000 counts with frequency components lt 100 kHz add the following of reading to the accuracy specifications Operating Characteristics TEMPERATURE COEFFICIENT MAXIMUM INPUT FUNDAMENTAL CREST FACTOR FREQUENCY j j 1 0 TO 1 5 1 5 TO 2 0 2 0 TO 3 0 45 HZ to 5 kHz 0 05 0 15 0 3 20 Hz to 45 Hz 0 2 0 7 1 5 Less th
4. D CONVERSION pee ee SAMPLE COMPLETES TO 11 ms gt DATA HANDSHAKE M 1 2ms _ t1 1 wmf NOTES 1 Time for single trigger to start of A D conversion See Automatic Settling Time Delay on previous page If the delay is disabled by using the T3 or T4 command then the delay is 1 ms 150 us When the 8842A is triggered with an IEEE 488 command GET or the automatic settling time delay begins after the trigger command has been process d and recognized 2 A D conversion time is dependent on the reading rate and power line frequency RATE A D CONVERSION TIME ms 50 Hz 60 Hz 400 Hz S 472 3800 395 3195 414 3300 M 52 960 45 795 47 840 F 7 7 7 In 20 mV DC 20 and 200 mA DC ranges Sample complete ds a 2 5 us pulse which indicates that the analog input may be changed for the next reading 4 When talking toa fast controller Introduction and Specifications SPECIFICATIONS GENERAL COMMON MODE VOLTAGE 5 1000V dc or peak ac or 700V rms ac from any input to earth TEMPREATURE RANGE oseese 0 to 50 C operating 40 to 70 C storage HUMIDITY RANGE 0 scecseeeesteeeseees 80 RH from 0 to 35 C 70 to 50 C WARMUP TIME 2 ccceeeeeeeeeeeeeeeees 1 hour to rated specifications POWER be scsceessteedeiecchaaencbdeieecckewexiaans s 100 120 220 or 240V ac 10 250V ac maximum switch selectable at rear pan
5. The 8842A autoranges up to the highest ranges in all funtions down to the 200 mV range in the VDC and VAC funtions and down to the 200 Q ranges in the ohms funtions To select the 20 mV dc 20Q or 200 mA dc range press the respective range button or send the respective range command if using the IEEE 488 option AUTOMATIC SETTLING TIME DELAY Time in milliseconds from single trigger to start of A D conversion Autorange off FUNCTION VDC VAC MA DC MA AC Ohms RANGE 20 MV 200 mV 2V 1000V All 200 mA 2000 mA 2000 mA 202 200 2 KQ 20 kQ 200 kQ 2000 kQ 20 MQ gt s Ns A z FROM FINAL VALUE 342 342 9 30 342 61 9 5 342 17 9 9 551 551 551 30 Note 2 342 342 9 9 342 17 9 5 551 551 551 30 Note 2 395 395 17 40 395 106 17 5 322 17 13 5 342 17 13 5 141 121 21 5 141 101 81 10 1020 964 723 10 1 Difference beves first reading and final alia for an in range step change coincident with trigger For slow reading rate 50 counts for medium rate 10 counts for fast rate 8842A Instruction Manual EXTERNAL TRIGGER TIMING CHARACTERISTICS The following diagram shows the nominal timing for the various processes which take place between an external trigger and data sent out on the IEEE 488 interface Delays will vary if a second trigger comes before the data handshake is complete REAR BNC TRIGGER a See AUTOMATIC SETTLING TIME DELAY A
6. offset control is not used the number of counts are 50 70 90 and 90 for 24 hours 90 day 1 year and 2 year respectively MEDIUM AND FAST RATES In medium rate add 3 counts 20 counts on 20 mV Range to number of counts In fast rate use 2 4 digit mode counts 30 counts on 20 mV range for the number of counts 4 When offset control is not used the number of counts are 5 7 9 for 24 hours 90 day 1 year and 2 year respectively 8842A Instruction Manual Operating Characteristics TEMPERATURE COEFFICIENT lt 0 0006 of reading 0 3 Count per C from 0 C to 18 C and 28 C to 50 C MAXIMUM INPUT 1000V dc or peak ac on any range NOISE REJECTION c eeeeeeeeeeeeeeees Automatically optimized at power up for 50 60 or 400 Hz RATE READINGS FILTER NMRR2 PEAK NM CMRR SECOND SIGNAL S5 2 5 Analog amp Digital gt 98 dB 20V or 2x FS4 gt 140 dB M6 20 gt 45 dB 1x FS gt 100 dB F 100 B 1x FS gt 60 dB TRUE RMS AC VOLTAGE OPTION 8842A 09 Input Characteristics 4 20 volts or 2 times full scale whichever is greater not to exceed 1000V 5 Reading rate 1 3 rdg sec in the 20 mV 20 200 mA dc ranges 6 Reading rate 1 25 rdg sec in the 20 mV 20Q 200 mA dc ranges 1 Reading rate with internal trigger and 60 Hz power line frequency See reading rates for more detail 2 Normal Mode Rejection Ratio at 50 or 60 Hz 0 1 The NMRR for 400 Hz
7. MS AC Option 09 featuring AC voltage measurement AC current measurement Accessories include a variety of rack mounting kits probes test leads and cables Full information about options and accessories can be found in Section 8 1 2 1 4 SPECIFICATIONS Introduction and Specifications SPECIFICATIONS Specifications for the 8842A are given in Table 1 1 External dimensions are shown in Figure 1 1 Table 1 1 Specifications DC VOLTAGE Input Characteristics FULL SCALE 5 RESOLUTION INPUT RANGE DIGITS 5 DIGITS 4V5 DIGITS RESISTANCE 20 mV 19 9999 mV 0 1nV 1 uV 210 000 MQ 200 mV 199 999 mV tuV 10 uV 210 000 MQ 2V 1 99999V 10 uV 100 uV 210 000 MQ 20V 19 9999V 100 uV 1 mV 210 000 MQ 200V 199 999V 1 mV 10 mV 10 MQ 1000V 1000 00V 10 mV 100 mV 10 MQ 4 2 digits at the fastest reading rate Accuracy NORMAL S READING RATE 5 of Reading Number of Counts RANGE 24 HOUR 23 1 C 90 DAY 2325 C 1 YEAR 23 45 C 2 YEAR 2345 C 20 mV 0 0050 20 0 0070 30 0 0100 30 0 0120 40 200 mV 0 0030 2 0 0045 3 0 0070 3 0 0100 4 2V 0 0015 2 0 0025 2 0 0030 2 0 0050 3 20V 0 0015 2 0 0030 2 0 0035 2 0 0060 3 200V 0 0015 4 2 0 0030 2 0 0035 2 0 0060 3 1000V 0 0020 2 0 0035 2 0 0045 2 0 0070 3 1 Relative to calibration standards 2 Within one hour of dc zero using offset control 3 When
8. Test Equipment Solutions Datasheet Test Equipment Solutions Ltd specialise in the second user sale rental and distribution of quality test amp measurement T amp M equipment We stock all major equipment types such as spectrum analyzers signal generators oscilloscopes power meters logic analysers etc from all the major suppliers such as Agilent Tektronix Anritsu and Rohde amp Schwarz We are focused at the professional end of the marketplace primarily working with customers for whom high performance quality and service are key whilst realising the cost savings that second user equipment offers As such we fully test amp refurbish equipment in our in house traceable Lab Items are supplied with manuals accessories and typically a full no quibble 2 year warranty Our staff have extensive backgrounds in T amp M totalling over 150 years of combined experience which enables us to deliver industry leading service and support We endeavour to be customer focused in every way right down to the detail such as offering free delivery on sales covering the cost of warranty returns BOTH ways plus supplying a loan unit if available and supplying a free business tool with every order As well as the headline benefit of cost saving second user offers shorter lead times higher reliability and multivendor solutions Rental of course is ideal for shortenterm needs and offers fast delivery flexibility try before you buy zero capital expendi
9. an 0 1 x accuracy specification per C to 18 C and 2 8 C to 50 C 2A dc or rms ac Protected with 2A 250V fuse accessible at front panel and interval 3A 600V fuse BURDEN VOLTAGE RESISTANCE 1 Input Characteristics RANGE FULL SCALE 5 DIGITS V dc or rms ac typical at full scale 5 2 DIGITS RESOLUTION CURRENT 42 DIGITS THROUGH UNKNOWN 209 19 9999 2002 199 9999 2 kQ 1 99999 kQ 20 KQ 19 9999 kQ 200 kQ 199 999 kQ 2000 kQ 1999 99 KQ 20 MQ 19 9999 MQ 0 4 mQ 1maQ 1mA 1 mQ 10 mQ 1mA 10 mQ 100 mQ 1mA 100 mQ 12 100 uA 10 10Q 10 uA 10Q 100Q 5 WA 100Q 1kQ 0 5 uA 1 4 digits at the fastest reading rate 2 Four wire ohms only 8842A Instruction Manual 1 8 Accuracy NORMAL S READING RATE of Reading Number of Counts RANGE 90 DAY 23 5 C 1 YEAR 2345 C 2 YEARS 2341 C 202 0 007 30 0 009 40 0 012 40 0 015 40 2002 0 0040 3 0 007 4 0 010 4 0 012 4 2 kQ 0 0025 2 0 005 3 0 008 3 0 010 3 20 kQ 0 0025 2 0 005 3 0 008 3 0 010 3 200 kQ 0 0025 2 0 006 3 0 010 3 0 012 3 2000 kQ 0 023 3 0 025 3 0 027 3 0 030 3 20 MQ 0 023 3 0 040 4 0 042 4 0 050 4 Applies to 4 wire Pe Relative to calibration standards ohms only 1 Within one hour of ohms zero using offset control When offset control is not used t
10. el 50 60 or 400 Hz automatically sensed at power up 20 VA maximum VIBRATION ieai annei Meets requirements of MIL T 28800C for Type Ill Class 3 Style E equipment PROTEGTION neiii nnna ANSI C39 5 AND IEC 348 Class l EA E E E E 8 9 cm high 21 6 cm wide 37 1 cm deep 3 47 in high 8 5 in wide 14 6 in deep WEIGHT iiac Net 3 4 kg 7 5 lb shipping 5 0 kg 11 Ib INCLUDED ioter a Line cord test leads Instruction Service Manual IEEE 488 Quick Reference Guide Option O5 only and instrument performance record IEEE 488 INTERFACE FUNTION Option allows complete control and data output capability and supports the following interface funtion subsets SH1 AH1 T5 L4 SR1 RL1 DC1 DT E1 PPO AND CO ELECTROMAGNETIC COMPATIBILITY Specifications apply when used in an environment with fields strengths lt 1 V m 0 8 V m for DC Current For fields strengths up to 3 V m multiply floor adder by 12 for VDC and Resistance and 200 for DC current VAC and AC Current have no adders up to 3 V m 1 01 wmf Figure 1 1 External Dimensions
11. en designed and tested according to IEC publication 348 Safety Requirements for Electronic Measuring Apparatus This manual contains information and warnings which must be followed to ensure safe operation and retain the meter in safe condition 1 2 THE 8842A DIGITAL MULTIMETER The Fluke 8842A Digital Multimeter is a high performance 5 1 2 digit instrument designed for general purpose bench or systems applications The 8842A is the top of the line DMM in the 8840A family Using proprietary thin film resistor networks a stable reference amplifier and stable active components the 8842A offers superior measurement performance and stability It also offers additional 20 mV 20 ohm and 200 mA dc ranges Features of the 8842A include e Highly legible vacuum fluorescent display e Intuitively easy front panel operation e Basic de accuracy of 0 003 for year e 2 wire and 4 wire resistance measurement e DC current measurement e Up to 100 readings per second e Closed case calibration no internal adjustments e Built in self tests 1 3 OPTIONS AND ACCESSORIES A number of options and acc ssories are available for the 8842A which can be easily installed at any time The options include e JEEE 488 Interface Option 05 featuring Full programmability Simple and predictable command set Fast measurement throughput External Trigger input connector Sample Complete output connector Automated calibration Low cost e True R
12. he number of counts are 50 70 90 and 90 for 24 hours 90 day 1 year and 2 year respectively 5 When offset control is not used the number of counts are 5 7 9 and 9 for 24 hours 90 day 1 year and 2 year respectively MEDIUM AND FAST READING RATEG In medium rate add 2 counts to the number of counts for Operating Characteristics TEMPERATURE COEFFICIENT MEASUREMENT CONFIGURATION OPEN CIRCUIT VOLTAGE INPUT PROTECTION the 200Q through 200 kQ ranges 3 counts for the 2000 kQ and 20 MQ ranges and 20 counts for the 20Q range In fast reading rate use 3 41 digit mode counts for the number of counts for the 200Q range 20 4 digit mode counts for the 20Q range and 2 4 digit mode counts for all other ranges ae Less than 0 1 x accuracy specification per C from 0 C to 18 C and 28 C to 50 C eee 2 wire or 4 wire in all ranges accept 20Q range Only 4 wire configuration is allowed in the 20Q range an Less than 6 5V on the 20Q through the 200 kQ ranges Less than 13V on the 2000 kQ and 20 MQ ranges E EE E To 300V rms Introduction and Specifications SPECIFICATIONS Reading Rates READING RATES WITH INTERNAL TRIGGER readings per second RATE POWER LINE FREQUECNCY 50 Hz 60 Hz 400 Hz 2 08 26 2 5 31 2 38 30 M 16 7 1 04 20 1 25 19 0 1 19 100 100 2 In 20 mV 20 ohm and 200 mA DC ranges 1 Sensed automatically at power up AUTORANGING
13. ture lower risk and off balance sheet accounting Both second user and rental improve the key business measure of Return On Capital Employed We are based near Heathrow Airport in the UK from where we supply test equipment worldwide Our facility incorporatessSales Support Admin Logistics and our own in house Lab All products supplied by Test Equipment Solutions include No quibble parts amp labour warranty we provide transport for UK mainland addresses Free loan equipment during warranty repair if available Full electrical mechanical and safety refurbishment in our in house Lab Certificate of Conformance calibration available on request Manuals and accessories required for normal operation Free insured delivery to your UK mainland address sales Support from our team of seasoned Test amp Measurement engineers ISO9001 quality assurance Test equipment Solutions Ltd Unit 8 Elder Way Waterside Drive Langley Berkshire SL3 6EP T 44 0 1753 596000 F 44 0 1753 596001 Email info TestEquipmentHQ com Web www TestEquipmentHQ com 8842A Instruction Manual 1 1 INTRODUCTION This manual provides complete operating instructions and service information for the 8842A If you want to get started using your 8842A right away proceed to the operating instructions in Section 2 If you intend to use the 8842A with the IEEE 488 Interface Option 05 read Sections 2 and 3 This meter has be
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