AEMC instruments MTX 3281B User Manual

100,000-count graphical multimeters
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AEMC
Instruments d.b.a. Chauvin Arnoux
All manuals and user guides at all-guides.com
®
, Inc.
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USER MANUAL
®
Instruments d.b.a. Chauvin Arnoux
15 Faraday Drive • Dover, NH 03820
Tel. (603) 749-6434 • Fax: (603) 742-2346
99-MAN 100340 – v6 – 06/14
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  • Page 1 All manuals and user guides at all-guides.com ® ® AEMC Instruments d.b.a. Chauvin Arnoux , Inc. USER MANUAL ® ® AEMC Instruments d.b.a. Chauvin Arnoux , Inc. 15 Faraday Drive • Dover, NH 03820 Tel. (603) 749-6434 • Fax: (603) 742-2346 99-MAN 100340 –...
  • Page 2: Table Of Contents

    All manuals and user guides at all-guides.com General instructions Contents General Instructions ............................. 3 Introduction ..................................3 Symbols used on the instrument ........................... 3 Precautions and safety measures ..........................3 Safety features ................................. 4 Maintenance, metrological verification .......................... 4 Warranty .................................... 4 Cleaning ....................................
  • Page 3: General Instructions

    All manuals and user guides at all-guides.com General instructions General instructions Introduction You have just acquired a 100,000-count graphical multimeter. Thank you for your trust in our products. It complies with safety standard EN 61010-1 (2001), double insulation, relative to electronic measuring instruments. For optimum service, read this MANUAL carefully and comply with the operating precautions.
  • Page 4: Safety Features

    All manuals and user guides at all-guides.com General instructions General instructions (cont’d)  It is impossible to access the battery or fuse compartment without first Safety features disconnecting the measurement leads.  When measuring voltages greater than 60 V or 30 V , the symbol flashes on the display.
  • Page 5: Measurement Input Protection Systems

    All manuals and user guides at all-guides.com General instructions General instructions (cont’d) These multimeters are equipped with several protection systems: Measurement input protection systems  Varistor protection clips any transient overvoltages on the measurement terminals.  PTC (positive temperature coefficient) protection protects against permanent overvoltages less than or equal to 1000 V during capacitance or resistance measurements and diode tests.
  • Page 6: Description Of The Instrument

    All manuals and user guides at all-guides.com Description of the instrument Description of the instrument Front panel Display + keyboards (illustration) Keyboards ON/OFF Terminal strip Lower casing Jack connector Rear (illustration + markings) Measurement terminal block (illustration + markings) 100,000-count Graphical Multimeters...
  • Page 7: Front (Description)

    All manuals and user guides at all-guides.com Description of the instrument Description of the instrument (cont'd) Front (description)  Starting the multimeter. 1 power on/off key  Stopping the multimeter.  If there is a multimeter malfunction, a long press (> 1 s) on this key can be used to return to normal operation.
  • Page 8 All manuals and user guides at all-guides.com Description of the instrument Description of the instrument (cont'd) Instrument Configuration menu. This key can also be used to exit from a menu or submenu after validating it. 3 keys for navigation and modification of the menus ...
  • Page 9: Inputs

    All manuals and user guides at all-guides.com Description of the instrument Description of the instrument (cont'd) Inputs Input for voltage and frequency measurements, diode tests, resistance measurements, continuity tests, and capacitance or temperature measurements. Input for current measurements. Reference input. ...
  • Page 10: Functional Description

    (LR6-AM3 AA) or three 1.2 V Ni-MH rechargeable batteries (accumulators) power supply of the same type:  The MTX 3281B is delivered with three 1.5 V alkaline batteries (LR6-AM3 AA). It can operate with accumulators, but does not allow in situ recharging (see §. Accessories delivered as options).
  • Page 11 All manuals and user guides at all-guides.com Functional description Functional description (cont'd) For correct management of the battery or accumulator charge status indicator, Selection of the type of power must be selected: energy type  Opening of the Configuration menu with the key.
  • Page 12 All manuals and user guides at all-guides.com Functional description Functional description (cont'd)  Before carrying out this operation, select the capacity of the accumulators Recharging the (2600 mAh by default) fitted in the instrument: accumulators (cont’d)  Selection: Accumulator in the using the keys.
  • Page 13 All manuals and user guides at all-guides.com Functional description Functional description (cont'd) Wall plug Use only the charger that is power unit delivered with this device, which is a 2nd generation multimeter. The charger from the previous generation is not compatible. 1.
  • Page 14: Initial Settings

    All manuals and user guides at all-guides.com Functional description Functional description (cont'd) The general menu configures the parameters of the multimeter according to the Initial settings conditions of use and the user’s preferences.  Opening of the Configuration menu with the key.
  • Page 15: Specific Configurations Of The Instrument

    All manuals and user guides at all-guides.com Functional description Functional description (cont'd) Selection of the back-lighting deactivation time to limit the multimeter's energy Adjustment of consumption. back-lighting 6 times are possible: 10 s, 30 s, 1 min, 2 min, 10 min or infinite (no ...
  • Page 16: Default Value

    All manuals and user guides at all-guides.com Functional description Functional description (cont'd) Adjustment of the reference resistance value (W REF) between 1  and W REF 10,000  for resistive power measurements: MTX 3283B The calculation performed is: (voltage measured) / W REF (unit W) ...
  • Page 17: Access To Main Functions

    All manuals and user guides at all-guides.com Functional description Functional description (cont'd) Access to main functions The input terminals are limited to 3 : COM, V, , and A. Connection of leads Connect the black lead to the COM socket (for all measurements). Functions authorized when connected on ...
  • Page 18: Range Management

    All manuals and user guides at all-guides.com Functional description Functional description (cont'd) Range management key gives access to three operating modes: - AUTO mode - AUTO PEAK mode MTX 3282B, MTX 3283B - MANU mode  Selection using this key or the keys.
  • Page 19 All manuals and user guides at all-guides.com Functional description Functional description (cont'd) REL mode takes the current main measurement as its reference. It is indicated on the secondary display: REF.  The main display continues to indicate the instantaneous value measured and the bargraph.
  • Page 20 (MIN and MAX) of the main measurement and calculating the average (AVG). For each value memorized the multimeter records the corresponding date and time.  MTX 3281B When it is started up, the reinitializes the date and time (01:01:2000, 00:00:00).
  • Page 21  The number of values to be memorized for a measurement run is programmable: it therefore stops recording automatically.  Another press on starts a new series of recordings. MTX 3281B 158 measurements per sequence 1 to 10 sequences Recording 1 to 10 sequences...
  • Page 22 All manuals and user guides at all-guides.com Functional description Functional description (cont'd) The MEM mode is configured in the Func. MEM function of the Configuration Configuration of Menu. MEM mode  Opening of the Configuration menu with the key.  Selection of the "Func. MEM" function using the keys.
  • Page 23 All manuals and user guides at all-guides.com Functional description Functional description (cont'd) By defining a number of records for a measurement campaign, it is possible to Programming of the stop recording automatically. number of records  Selection of the number of records (No. rec.) in the MEM Function menu using the keys MEM Function ...
  • Page 24  Selection of the function to be displayed  Example: Main function: V secondary function: MIN, MAX, AVG for SURV mode MTX 3281B moves the cursor   moves the zoomed part (icon present, if a zoom is active) ...
  • Page 25: Access To Secondary Functions

    Display 2 Display 3 Display 4 Display 1: Main measurement  Function Unit Function Unit AC+DC AC+DC MTX 3281B / 2 / 3 FREQ Func. MATH MTX 3283B FREQ Func. MATH MTX 3283B  Func. MATH (dBm) MTX 3281B / 2 / 3...
  • Page 26 All manuals and user guides at all-guides.com Functional description Functional description (cont’d) Access to secondary functions (cont’d) MTX 3283B Upon activation of dB measurements, the value measured is taken as voltage reference (V ref). The calculation is as follows: 20 log (V measured / V ref).
  • Page 27: Math Function

    All manuals and user guides at all-guides.com Functional description Functional description (cont’d) MATH function The MATH function (y = Ax + B) enables measuring any physical quantity in: - Volts (0 - 10 V process or high-voltage probe, for example) MTX 3282B - Amperes (current loop 4 - 20 mA or current clamp, for example)
  • Page 28 All manuals and user guides at all-guides.com Functional description Functional description (cont’d) The MATH function applied to the physical quantity (x) measured is y = Ax + B. Definition of  Selection of the coefficient A menu (Coef A) in MATH function. coefficient A ...
  • Page 29: Favorite Function

    All manuals and user guides at all-guides.com Functional description Functional description (cont’d)   The favorite function recalls directly the specific measurement you use most Function frequently and that you will have carefully defined previously. This function is of the same type as the MATH function (y = Ax + B). When you measure any physical quantity, this function enables you to convert it and to assign the appropriate unit, to obtain the direct reading of the original amount on the instrument.
  • Page 30: Default Function

    All manuals and user guides at all-guides.com Functional description Functional description (cont’d) Selection of  Selection of adjustment parameters using keys adjustment parameters  Function Function Coef A Coef B Unit Function selection Selection of amount  Selection of Function menu using keys measured (function) ...
  • Page 31: Sx-Dmm Software Kit (Option)

    All manuals and user guides at all-guides.com Functional description Functional description (cont’d) SX-DMM These multimeters can interface directly with a computer or a PC using the SX-DMM software kit (Cat. # 2125.80 option): Software kit (option) In the menu General settings of the multimeter: - Select infra-red communication (IR by default) using the Comm function.
  • Page 32 All manuals and user guides at all-guides.com Functional description Functional description (cont’d) Bluetooth (cont’d)  Creating a The controls cited below are those of the PC USB/Bluetooth adapter Bluetooth ( P01637301 ). They may be designated differently on another adapter. connection Steps Actions...
  • Page 33: Technical Specifications

    On this position, you measure the true RMS value of an AC voltage with its DC AC voltage component (no capacitive coupling): so-called T measurement. and V AC+DC  The 100 mV range is present in MANUAL mode only. MTX 3281B Accuracy Input Range Resolution Protection 45 Hz to 1 kHz to...
  • Page 34  The 100 mV range is present in MANUAL mode only. Range Input impedance Resolution Protection Accuracy MTX 3281B 1 µV 0.1% of R + 30cts 100 mV () 10 M / 1 G 1000 mV 10 µV 20 M / 1 G...
  • Page 35: Current Measurement

    " mode, you measure the value of a DC current or the DC component of DC current an AC current. Range Input impedance Resolution Protection Accuracy MTX 3281B approx. 170  1000 µA 10 nA 0.1% of R + 15cts MTX 3282B approx. 17  10 mA 0.1 µA...
  • Page 36: Frequency Measurement

    In this position, you measure the frequency of a voltage. Main frequency (Hz) AC Signals Range Resolution Protection Accuracy MTX 3281B 0.8 to 10 Hz 0.0001 Hz MTX 3282B 10 to 100 Hz 0.001 Hz 100 to 1000 Hz 0.01 Hz...
  • Page 37: Resistance Measurement

    Technical specifications (cont’d) Resistance In this position, you measure the value of a resistance. measurement () Range Accuracy Resolution Protection MTX 3281B 1000  10 m 10 k 100 m 0.1 % of R + 8cts 1  100 k...
  • Page 38: Capacitance Measurement

    10 pF  0,2 s 10 nF () 1 % of r + 10cts 100 nF 100 pF  0,5 s MTX 3281B 1000 nF 1 nF 1 % of reading + MTX 3282B 5cts  2 s 1000 Veff.
  • Page 39: Positive Or Negative Peak Measurement

    Measurement zero reset: by pressing the key Accuracy and rate: id. specifications Volt and Ampere measurements SURV Function MTX 3281B, MTX 3282B, MTX 3283B (MIN, MAX, AVG) Display of measurement in relative power in relation to a resistance reference Resistive power W (W REF) adjustable from 1 to 10,000 , factory-adjusted to 50 .
  • Page 40: Clock

    Additional error on measurement caused by slope when crossing zero: see §. Measurement of duty ratio.  For negative events, cross the cables. Clock MTX 3281B Relative time with reset to zero at each powering up MTX 3282B, MTX 3283B Real-time clock ...
  • Page 41: General Characteristics

    Storage range - 40° C to 70° C Battery charge range 0 to 40° C Power supply 2 possibilities: MTX 3281B Batteries 3 x 1.5 V alkaline LR6-AM3 AA  Accumulators 3 x 1.2 V Ni-MH 2600 mAh AA ...
  • Page 42: Safety

    : SEBS  Sealing IP 51  Dimensions Packaging 240 (L) x 158 (W) x 65 (H) in mm MTX 3281B MTX 3282B, MTX 3283B 297 (L) x 158 (W) x 60 (H) in mm 100,000-count graphical multimeters...
  • Page 43: Supply, Accessories

    Supply Delivered with the instrument  Quick Check Guide (bilingual Fr - En) MTX 3281B  Set of 3 batteries 1.5 V alkaline LR6-AM3 (Cat. #2125.71)  Set of PVC test leads - 4 mm safety touch prods  Quick Check Guide (bilingual Fr - En) MTX 3282B ...
  • Page 44: Index

    All manuals and user guides at all-guides.com Index 888888 (function) display 9, 42 duty ratio absolute deviation AC voltage AC, AC+DC Accessories 3, 43 endurance accumulators 10-13, 43 energy 11, 12 activation (powered) 6, 10 English (Choice of language) alert 5, 9 environment 3, 41...
  • Page 45 All manuals and user guides at all-guides.com Index 20, 21, 24 temperature measurement 7, 8, 17, 18, 38 measurement category terminal board MEM (function) 9, 23, 24 thermocouple 7, 17 MEM (key) time 13, 14, 20 MEM (mode) 5, 8, 14, 21, 22 traceability memory transient overvoltages...
  • Page 46: Repair And Calibration

    All manuals and user guides at all-guides.com Repair and Calibration To ensure that your instrument meets factory specifications, we recommend that it be submitted to our factory Service Center at one-year intervals for recalibration, or as required by other standards or internal procedures.
  • Page 47: Limited Warranty

    All manuals and user guides at all-guides.com Limited Warranty The MTX Multimeters are warranted to the owner for a period of three years from the date of original ® purchase against defects in manufacture. This limited warranty is given by AEMC Instruments, not by the distributor from whom it was purchased.
  • Page 48 All manuals and user guides at all-guides.com 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...

This manual is also suitable for:

Mtx 3282bMtx 3283b

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