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General 

chracteristics 

42 

100,000-count graphical multimeters 

General characteristics (cont’d) 

Safety    

 

 

 

 

 

 

As per CEI 61010-1 Ed. 2

 

(2001):  

 

Insulation 

 

  class 

 

Degree of pollution    

 

Utilization 

  interior 

 

 

Altitude 

  < 

2000 

 

Measurement category  

  of "measurement" inputs 

CAT III, 1000 V in relation to earth  

 

Measurement category  

  of "measurement" inputs 

CAT IV, 600 V in relation to earth  

EMC 

This device was designed in accordance with EMC standards in force and its 
compatibility was tested in accordance with the following standards: 

 

Emission (cl. A) and Immunity  NF EN 61326-1 (1997); A1 (1998); A2 (2001) 

 

Max. influence in presence  

  of radiated fields 

See §. Influences  

RS232-DB9F or  
USB optical cables  
(options)

 

The optical interface ensures insulation in relation to the connected peripheral 
(PC) for the transfer of data or for remote control of the multimeter.

 

RS232 communication interface parameters: 

Transmission speed: 9600 / 19,200 / 38,400 Bauds/s 

 

The other transmission parameters are set (8 data bits, 1 stop bit,  
no parity).

 

USB communication interface: delivered with installation software. 

Bluetooth 
(-BT version only) 

Transmission speed 

38.4 kbit/s  

Sensitivity -90 

dBm 

Max. power 

20 dBm (100 mW) 

Max. distance 

ca. 100 m 

Battery life  

ca. 40 h (VDC mode) with alkaline batteries

 

 

Mechanical characteristics

 

  

          Casing  

 

Dimensions       

87.8 x 265.5 x 107.5 mm (open position) 

 

 

 

87.8 x 187 x 48.6 mm (casing closed) 

 

 

 

Weight 

      

0.450

 

kg approximately 

 

Materials           

ABS VO (auto-extinguishing) and PC VO 

 

 

 

external protective moulding in thermoplastic  

 

 

rubber : SEBS 

 

Sealing 

      

IP 51 

                   Packaging  

 

  

 

Dimensions  

MTX 3281B

 

240 (L) x 158 (W) x 65 (H) in mm 

      

MTX 3282B,  MTX 3283B

 

 297 (L) x 158 (W) x 60 (H) in mm 

 

 

 

Содержание MTX 3281B

Страница 1: ...a a al l l M M Mu u ul l lt t ti i im m me e et t te e er r rs s s M M MT T TX X X 3 3 32 2 28 8 81 1 1B B B M M MT T TX X X 3 3 32 2 28 8 82 2 2B B B M M MT T TX X X 3 3 32 2 28 8 83 3 3B B B USER MA...

Страница 2: ...play HOLD management HOLD REL SURV SPEC MEM 18 Access to secondary functions 25 MATH Function 27 Favorite function 29 SX DMM Software kit option 31 Bluetooth on BT version 31 Technical specifications...

Страница 3: ...level 2 at an altitude of less than 2000 m at a temperature between 0 C and 55 C with relative humidity of less than 80 up to 31 C Measurement category III for voltages no higher than 1000 V AC or DC...

Страница 4: ...conditions of sale During this period the equipment can only be repaired by the manufacturer The manufacturer reserves the right to carry out repair or replacement of all or part of the equipment If...

Страница 5: ...d using autorange over the whole range Auto power off If the function is validated in the Sleep menu the instrument shuts down automatically after 30 minutes if no action has occurred on the front pan...

Страница 6: ...count Graphical Multimeters Description of the instrument Front panel keyboards illustration Rear illustration markings Measurement terminal block illustration markings Display Keyboards Lower casing...

Страница 7: ...long press opens the menu for changing the voltage range Selection using the keys Validation using the or keys Voltage range quick change using the keys The selected range is recalled in the help lin...

Страница 8: ...test and temperature measurement By pressing one of the keys you can switch directly to MANUAL mode and then modify the range Activation deactivation of the REL relative mode When it is active a long...

Страница 9: ...e function selected The main display is accompanied by its sign and the unit Depending on the current selections the display may be graphical or digital Graphical display The graphical window and the...

Страница 10: ...for AC power operation while simultaneously charging the batteries When the charger is connected directly to the instrument the accumulators can be recharged without removing them from the multimeter...

Страница 11: ...s using the key Recharging the accumulators Before carrying out this operation check that the accumulators are fitted in the instrument they do not need to be removed from the multimeter to be recharg...

Страница 12: ...the power pack 12 VDC 7 2 VAC to the AC Power supply The symbol opposite on the display allows you to monitor the charge status The accumulators are fully charged when the symbol is full The MTX 3282B...

Страница 13: ...of current measurement fuse Test the current measurement as follows 1 Select the Ampere function using the A key 2 Connect a lead to the A terminal 3 Check that the LEADS indication disappears from th...

Страница 14: ...esting when the range is exceeded voltage or current on a 10 A measurement if the position of the leads and the function selected are incompatible Automatic shutdown sleep Validation default or not of...

Страница 15: ...trument s configuration to the measurement environment Opening of the Configuration menu with the key Selection of the Measure menu using the keys and then the key Filter Activation of a filter to imp...

Страница 16: ...the Configuration menu with the key Selection of the Default init function using the keys Validation of initialization using the key Loading of the default values is confirmed by the following messag...

Страница 17: ...r 2 s Another press on this key while selecting the measurement type gives access to the type of sensors platinum probes Pt100 or Pt1000 only on MTX 3282B MTX 3283B thermocouples J or K TC J TC K Sele...

Страница 18: ...of the keys you can switch directly to MANUAL mode and then modify the range Display hold management The key gives access to two operating modes HOLD mode AUTO HOLD mode NO HOLD deactivates the mode S...

Страница 19: ...easured and the reference recorded Range management may be AUTOmatic or MANUAL depending on the configuration when entering this mode The and displays are managed in the same range In AUTO mode they c...

Страница 20: ...alized with the current measurement SURV flashes when the mode is active AVG shows the average of all the measurements recorded since SURV mode was activated The data recorded can be viewed by a long...

Страница 21: ...e measurements can be stopped by another short press The number of values to be memorized for a measurement run is programmable it therefore stops recording automatically Another press on starts a new...

Страница 22: ...E function using the keys Validation of Rate with the key opens a menu for setting the required recording rate in hours minutes and seconds Selection of the variables hour minute second using the key...

Страница 23: ...is limited to 6 500 measurements 158 for MTX 3281B Number of records by default 1 000 Reading the recorded data Reminder Select the Consult menu in the Function to view the list or successive records...

Страница 24: ...if a zoom is possible Exit from viewing a recording by using the key Complete erasure of memory All recordings in the memory of the device may be erased in a single operation Selection of Erase all m...

Страница 25: ...Bm Measurement of power decibels in dBm with REF dBm REF Pk Measurement of positive peaks Pk Measurement of negative peaks CF Measurement of peak factor w Calculation of resistive power with REF W REF...

Страница 26: ...ers allow it see MATH Func For the dBm and resistive power measurements see Measurement menu for the adjustment of related reference resistances dBm REF W REF and to know the calculation formulas MTX...

Страница 27: ...H function The programming takes place in 4 phases Selection of parameter X measured V A Hz Definition of coefficient A of function y Ax B Definition of coefficient B of function y Ax B Definition of...

Страница 28: ...tion of digit to be modified using key Modification of value using keys Validation of coefficient B and menu exit using key Coefficient B by default is 0 Definition of unit The unit of the MATH functi...

Страница 29: ...avorite function acc to its programmed measurements V A Hz Access to the type of measurement using key AC DC or AC DC for measurements V and A Access to the frequency range using key Frequency 900 kHz...

Страница 30: ...and unit The favorite function applied to the physical quantity x measured is the same as the MATH function y Ax B For the definition of coefficients A B and the unit see the related menus of the MAT...

Страница 31: ...ary the recognition software on your PC see CD Rom MANUAL provided Installation of SX DMM software 1 Install the SX DMM software on the PC using the CD ROM 2 Launch the software to perform data acquis...

Страница 32: ...controlling your PC USB Bluetooth adapter For additional information refer to the Help menu linked to the Bluetooth utility With some Bluetooth adapters rebooting of the PC is recommended to validate...

Страница 33: ...to 4 kHz 4 kHz to 20 kHz 20 kHz to 50 kHz 50 kHz to 75 kHz 75 kHz to 100 kHz 100 mV 1G 10M 1 V 1 mn max 1 of R 40cts 2 5 of R 40cts 3 5 of R 40cts 5 of R 40cts 7 of R 40cts 10 typ of R 40cts 1000 mV...

Страница 34: ...ge or the DC component of an AC voltage once the filter is activated see p 15 The 100 mV range is present in MANUAL mode only Recovery after triggering of protection 10 V app 10 s Protection 1 minute...

Страница 35: ...A 20 kA Cos 0 9 10 x 38 mm As soon as the PEAK symbol appears switch to AUTO PEAK mode mA and A range Additional error of 2 for a peak factor between 4 5 and 6 Additional error of 15 for a peak facto...

Страница 36: ...rformed by capacitive coupling Input resistance 10 M Freq 100 Hz Protection by varistors at voltage input Range Resolution Protection Accuracy 0 8 to 10 Hz 0 0001 Hz 1450 Vpk 0 02 of R 8cts 10 to 100...

Страница 37: ...up to 1000 with steady audio indication at 2 kHz Detection threshold in continuity mode 120 response time 5 ms Active protection via CTP thermistor Maximum voltage on open circuit 4 V max 2 V typ Diod...

Страница 38: ...ermocouple K from 40 C to 1200 C Thermocouple J from 40 C to 750 C Internal measurement accuracy 3 C 0 1 fs 10 C to 55 C Reference temp accuracy 3 C typical value Type of thermocouple J and K The mult...

Страница 39: ...ement accuracy The connection on the COM input must be short and of large diameter in order to limit the voltage drop which influences Volt measurement Duty ratio DC DC MTX 3281B MTX 3282B MTX 3283B D...

Страница 40: ...ns of the accuracy in the field of utilization Typical specifications SPEC 1 0 05 t C Specification of the considered measurement Values given p 33 to 38 T difference between ambient temperature and i...

Страница 41: ...voltage 230 V 10 or 110 V 10 Overvoltage category CAT II Frequency 45 Hz 65 Hz Via the wall plug the accumulators can be recharged without removing them from the multimeter Average charging period 7h3...

Страница 42: ...ures insulation in relation to the connected peripheral PC for the transfer of data or for remote control of the multimeter RS232 communication interface parameters Transmission speed 9600 19 200 38 4...

Страница 43: ...ptor Optional Accessories Calibration software of the MTX 328x range Cat 2125 82 Acquisition software kit Cat 2125 80 Data Viewer Acquisition software RS232 DB9F Optical cable USB Optical cable instal...

Страница 44: ...u 15 18 continuity measurement 17 continuity mode 37 current measurement 7 16 34 D date 14 20 dB measurement 38 db9f 31 42 43 dBm REF 15 dBm 38 DC voltage 33 34 DC 25 34 39 diode measurement 17 37 dis...

Страница 45: ...counting 39 pulse width 40 R range 18 recharge charge 10 13 recorded data 20 23 recording 20 24 29 30 REL 8 9 17 18 resistance measurement 7 17 37 resistive power 16 25 26 39 RS 232 5 9 31 42 43 S saf...

Страница 46: ...T includes calibration certificate plus recorded calibration data Chauvin Arnoux Inc d b a AEMC Instruments 15 Faraday Drive Dover NH 03820 USA Tel 800 945 2362 Ext 360 603 749 6434 Ext 360 Fax 603 74...

Страница 47: ...hree year period you may return the instrument to us for repair provided we have your warranty registration information on file or a proof of purchase AEMC Instruments will at its option repair or rep...

Страница 48: ...Warranty 06 14 99 MAN 100340 v6 Chauvin Arnoux Inc d b a AEMC Instruments 15 Faraday Drive Dover NH 03820 USA Phone 603 749 6434 Fax 603 742 2346 www aemc com...

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