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Мультиметр цифровой
MTX3290
Расширенная инструкция Страница: 21

METRIX MTX3290 [21/63] Functional description continued

Functional description

6,000- and 60,000-count digital multimeters 21

Functional description (continued)

for the AVG value:

press on :

Present value of the signal

AVG value

De-activation

By a long press on the key.

Содержание

Operating instructions 1
6 000 and 60 000 count digital multimeters 2
Contents 2
Description of the instruments 2
Functional description 19 2
General characteristics 61 2
General directions 2
General directions 3 2
Getting started 18 2
How are the various quantities measured 28 2
Mechanical characteristics 61 2
Supply 62 2
Sx dmm software 39 2
Technical characteristics of mtx 3290 40 2
Technical characteristics of mtx 3291 50 2
General directions 3
Automatic 4
Automatic detection 4
Features 4
General directions continued 4
Inputs 4
Protecting the measurement 4
Signals 4
Switching off 4
Warning 4
General directions continued 5
General directions continued 6
General directions continued 7
Description of the instruments 8
Description of the instruments continued 9
Description of the instruments continued 10
Display unit 10
000 and 60 000 count digital multimeters 11 11
Description of the instruments 11
Description of the instruments continued 11
6 000 and 60 000 count digital multimeters 12
Are measured the symbol flashes on the display unit 12
Description of the instruments 12
Description of the instruments continued 12
When voltages exceeding 60 12
Capacitance measurement 13
Current measurement 13
Description of the instruments continued 13
Frequency measurement 13
Keys of the switch 13
Low impedance ac voltage measurement vlowz 13
Mtx 3290 13
Orange leds around the highly reliable virtual switch indicate the measurement function chosen the keys of the switch have priority over the action of the keys of the keypad the change from one function to another resets the configuration of the measurement mode 13
Resistance measurement audible continuity measurement diode test 13
Switch 13
Temperature measurement 13
Capacitance measurement 14
Current measurement 14
Description of the instruments continued 14
Frequency measurement 14
Keys of the switch 14
Low impedance ac voltage measurement vlowz 14
Mtx 3291 14
Resistance measurement audible continuity measurement diode test 14
Temperature measurement 14
Description of the instruments continued 15
Function keys 15
Keypad 15
Mtx 3290 mtx 3291 15
Seconds validated by a beep as soon as the key press is detected 15
Short press press lasting 2 seconds validated by a beep as soon as the key press is detected 15
The keypad has the following function keys the keys are taken into account and applied when pressed if the key press is validated the instrument beeps two types of action are possible 15
Description of the instruments continued 16
And other functions 17
Description of the instruments continued 17
In ampere 17
In volt 17
Getting started 18
Preparation for use 18
Displays in the 19
For the max value 19
Function 19
Functional description 19
Main display 19
Max min avg mode a beep indicates an overshoot or a change of quantity 19
Secondary display 19
For the min value 20
Functional description continued 20
For the avg value 21
Functional description continued 21
De activation 22
Displays in the 22
For the peak value 22
Function 22
Functional description continued 22
Peak mode a beep indicates an overshoot or a change of quantity 22
Activation of the 23
Displays in the 23
Function 23
Functional description continued 23
Rel mode 23
Rel mode by 23
De activation 24
Functional description continued 24
Clamp function 25
Ex 10mv a 25
Functional description continued 25
6 000 and 60 000 count digital multimeters 26
Functional description 26
Functional description continued 26
Mtx 3290 26
Mtx 3291 26
Serial operation of the keys of the switch 26
Functional description continued 27
How are the various quantities measured 28
As an ammeter 29
How are the various quantities measured continued 29
How are the various quantities measured continued 30
With a current 30
How are the various quantities measured continued 31
How are the various quantities measured continued 32
How are the various quantities measured continued 33
How are the various quantities measured continued 34
How are the various quantities measured continued 35
Current 36
How are the various quantities measured continued 36
Measurement 36
How are the various quantities measured continued 37
Connect the black lead to the com terminal and the red lead to v 38
Connect the instrument as for a voltage measurement 38
Dbm decibels in power mtx3291 only 1 press 38
How are the various quantities measured continued 38
Place the test probes on the terminals of the circuit to be measured 38
Read the measurement value indicated on the display unit 38
Reminder 38
The main display unit indicates the value in dbm 38
The secondary display unit indicates the resistance measured on the installation 50 by default 38
To select the reference resistance 50 75 90 or 600 ohm 38
Sx dmm software 39
6 000 and 60 000 count digital multimeters 40
Ac and ac dc voltages 40
Accuracy 40
Dc voltage in the dc mode you measure a direct voltage or the dc component of an ac voltage filter activated 40
N digit 40
N l n d means n of the reading 40
Only values with tolerances or limits are guaranteed values values without tolerances are given for guidance standard nfc42670 the technical specifications are guaranteed only after 30 minutes of warming up except as otherwise indicated they are valid from 10 to 100 of the measurement range 40
Peak peak 40
Protection 850vpk 40
See cei 485 40
See the typical curve of the 300hz filter 40
Technical characteristics of the mtx 3290 40
The display indicates ol above 620v and ol above 620v protection 850vpk secondary measurements and displays max min avg 40
The lcd indicates ol above 620v ol below 620v or above 620vrms 3 from 1khz the measurement must exceed 15 of the range secondary measurements and displays freq ac coupling max min avg 40
With this function the user can measure the true rms trms value of an ac voltage with its dc component no capacitive coupling or without its dc component 40
Protection 850vpk 41
See the typical curve of the 300hz filter 41
Technical characteristics of the mtx 3290 continued 41
The lcd indicates ol above 620v ol below 620v or above 620vrms 3 from 1khz the measurement must exceed 15 of the range secondary measurements and displays freq ac coupling max min avg peak 41
The pass band is reduced to 300hz if the filter is activated the frequency measurement is made like the measurement in a 300hz pass band 41
6 000 and 60 000 count digital multimeters 42
Currents three possible modes dc ac ac dc in dc mode you can measure a direct current or the dc component of an alternating current in the ac and ac dc modes you can measure the true rms trms value of an alternating current with without its direct component no capacitive coupling in dc mode 42
Dc current 42
Ma range measuring a strong current for a long time can cause a temperature rise in some components in this case it is necessary to wait some time for the metrological characteristics specified in 6ma to be restored 42
Particular reference conditions 42
Sounds above 10a acceptable overload 10a to 15a for 30s max with a pause of 5min between 2 measurements ambient temp 35 c max secondary measurements and displays max min avg 42
Sounds above 10a secondary measurements and displays freq ac coupling max min avg peak acceptable overload 10a to 15a for 30s max with a pause of 5min between 2 measurements ambient temp 35 c max additional uncertainty with the 300hz filter 42
Technical characteristics of the mtx 3290 42
Technical characteristics of the mtx 3290 continued 42
The display indicates ol above 19 9a the symbol blinks and a beep 42
000 and 60 000 count digital multimeters 43 43
Sounds above 10a acceptable overload 10a to 15a for 30s max with a pause of 5min between 2 measurements ambient temp 35 c max secondary measurements and displays f ac coupling max min avg peak additional uncertainty with the 300hz filter 43
Technical characteristics of the mtx 3290 43
Technical characteristics of the mtx 3290 continued 43
The display indicates ol above 19 9a the symbol blinks and a beep 43
Warning the sum ac dc must never exceed the range 600ma or 60ma or 6ma or 6a or 10a as the case may be 43
Technical characteristics of the mtx 3290 continued 44
000 and 60 000 count digital multimeters 45 45
Capacitance 45
In this setting the user can measure the capacitance of a capacitor 45
Ohmmeter in this setting the user can measure a resistance 45
Particular reference conditions 45
Protection 850vpk 45
Rel measurements 45
Resistance 45
Technical characteristics of the mtx 3290 45
Technical characteristics of the mtx 3290 continued 45
The com input must not have been overloaded following the accidental application of a voltage to the input terminals with the switch set to ω or t if this happens the return to normal may take about ten minutes 45
The use of wires that are very short and shielded is strongly recommended protection 850vpk 45
6 000 and 60 000 count digital multimeters 46
Add the error of the clamp to the intrinsic error of the multimeter specified in the tables below 46
Audible continuity 46
Audible signal triggered if 40mv 10mv protection 850vpk 46
Clamp you can measure a current using various current clamps and obtain a direct reading of the current by selecting the correct transformation ratio which must be the same as that of the clamp if the signal detection level is insufficient the value is forced to the input impedance is approximately 10mω 46
Dc current 46
Diode test 46
Response time 100ms triggering threshold 30ω 5ω protection 850vpk 46
Secondary measurements and displays max min avg and transformation ratio of the sensor 46
Secondary measurements and displays max min avg and transformation ratio of the sensor 300hz filter if the filter is active see 300hz filter curve for the additional uncertainty see frequency response curve p 47 46
Technical characteristics of the mtx 3290 46
Technical characteristics of the mtx 3290 continued 46
000 and 60 000 count digital multimeters 47 47
Frequency 47
Hz filter if the filter is active see 300hz filter curve for the additional uncertainty 47
Response 47
Secondary measurements and displays max min avg and transformation ratio of the sensor 47
See frequency response curve below 47
Technical characteristics of the mtx 3290 47
Technical characteristics of the mtx 3290 continued 47
Min max avg 48
Pt100 pt1000 48
Technical characteristics of the mtx 3290 continued 48
000 and 60 000 count digital multimeters 49 49
Response of the filter 49
Technical characteristics of the mtx 3290 49
Technical characteristics of the mtx 3290 continued 49
Variation in the nominal range of use 49
6 000 and 60 000 count digital multimeters 50
Ac and ac dc voltages 50
Accuracy 50
Cause a temperature rise of some components 50
Cause a temperature rise of some components protection 1414 vpk 50
Dc voltage 50
In the dc mode you measure a direct voltage or the dc component of an ac voltage filter activated 50
Mv range measuring a strong current or measuring a current for a long time may 50
N digit 50
N l nd means n of the reading 50
Only values with tolerances or limits are guaranteed values values without tolerances are given for guidance standard nfc42670 50
Protection 1414 vpk 50
See cei 485 50
Technical characteristics of the mtx 3291 50
The technical specifications are guaranteed only after 30 minutes of warming up except as otherwise indicated they are valid from 10 to 100 of the measurement range 50
This range is accessible only with the range key input impedance approx 10 mω 50 pf 2 the display indicates ol above 1050v and ol below 1050v secondary measurements and displays max min avg 50
With this function the user can measure the true rms trms value of an ac voltage with its dc component no capacitive coupling or without its dc component 50
Continued 51
Technical characteristics of the mtx 3291 continued 51
Vlowz ac rms 51
6 000 and 60 000 count digital multimeters 52
Currents three possible modes dc ac ac dc in dc mode you can measure a direct current or the dc component of an alternating current in the ac and ac dc modes you can measure the true rms trms value of an alternating current with without its direct component no capacitive coupling in dc mode 52
Dc current 52
Particular reference conditions 52
Secondary measurements and displays max min avg 52
Sounds above 10a acceptable overload 10a to 20a for 30s max with a pause of 5min between 2 measurements ambient temp 35 c max 52
Symbol blinks and a beep 52
Technical characteristics of the mtx 3291 52
Technical characteristics of the mtx 3291 continued 52
The display indicates ol above 19 9a the 52
Μa and 6ma ranges measuring a strong current for a long time may cause a temperature rise of some components in this case it is necessary to wait some time for the metrological characteristics specified in these ranges 52
000 and 60 000 count digital multimeters 53 53
Above 10a acceptable overload 10a to 20a for 30s max with a pause of 5min between 2 measurements ambient temp 35 c max secondary measurements and displays freq ac coupling max min avg peak additional uncertainty with the 300hz filter 53
Sounds above 10a secondary measurements and displays freq ac coupling max min avg peak acceptable overload 10a to 20a for 30s max with a pause of 5min between 2 measurements ambient temp 35 c max additional uncertainty with the 300hz filter 53
Symbol blinks and a beep 53
Symbol blinks and a beep sounds 53
Technical characteristics of the mtx 3291 53
Technical characteristics of the mtx 3291 continued 53
The display indicates ol above 19 9a the 53
Warning the sum ac dc must never exceed the range 600ma or 60ma or 6ma or 600µa or 6a or 10a as the case may be the ac component must represent at least 5 of the amplitude of the ac dc total for it to be possible to measure it 53
Technical characteristics of the mtx 3291 continued 54
000 and 60 000 count digital multimeters 55 55
Capacitance meter in this setting the user can measure the capacitance of a capacitor 55
Capacity 55
Ohmmeter in this setting the user can measure a resistance 55
Particular reference conditions 55
Protection 1414 vpk 55
Rel measurements 55
Resistance 55
Technical characteristics of the mtx 3291 55
Technical characteristics of the mtx 3291 continued 55
The com input must not have been overloaded following the accidental application of a voltage to the input terminals with the switch set to ω or t if this happens the return to normal may take about ten minutes 55
The use of wires that are very short and shielded is strongly recommended protection 1414 vpk 55
Audible continuity 56
Audible signal triggered if 40mv 10mv protection 1414 vpk 56
Clamp you can measure a current using various current clamps and obtain a direct reading of the current by selecting the correct transformation ratio which must be the same as that of the clamp if the signal detection level is insufficient the value is forced to the input impedance is approximately 10mω 56
Dc current 56
Diode test 56
Response time 100ms triggering threshold 30ω 5ω protection 1414 vpk 56
Secondary measurements and displays max min avg and transformation ratio of the sensor 56
Technical characteristics of the mtx 3291 continued 56
000 and 60 000 count digital multimeters 57 57
Ac rms current 57
Current 57
From 1khz the measurement must exceed 15 of the range 57
Hz filter if the filter is active see 300hz filter curve for the additional uncertainty 57
Secondary measurements and displays max min avg and transformation ratio of the sensor 57
Technical characteristics of the mtx 3291 57
Technical characteristics of the mtx 3291 continued 57
Technical characteristics of the mtx 3291 continued 58
Technical characteristics of the mtx 3291 continued 59
6 000 and 60 000 count digital multimeters 60
Filtre 300hz 60
Response of the 300hz filter 60
Technical characteristics of the mtx 3291 60
Technical characteristics of the mtx 3291 continued 60
Variation in the nominal range of use 60
General characteristics 61
Mechanical characteristics 61
Security 61
1 carrying case mtx 3291 only 62
1 set of 4 aa r6 batteries 62
1 set of safety leads red and black with double insulation probe tip 4mm 62
1 statement of manufacturer s measurements optical usb communication lead mtx 3291 only 62
Carrying case with multifix hx0052b 62
Cms clamp hx0064 62
Current clamps see table below 62
Directions for operation in 5 languages on mini cd sx dmm software on mini cd mtx 3291 only getting started guide 62
External charger for 4 ni mh rechargeable batteries hx0053 62
Hv probe sht 40kv 62
Ka get in touch with our manumesure regional technical centre 62
Kit of test accessories for dmm p01295459z 62
Metrology software for windows p01196770 62
Multifix adapter for dmm p01102100z 62
Optional 62
Set of 4 rechargeable batteries external charger hx0051b 62
Supplied with the instrument 62
Supply 62
Two wire pt100 temperature probe hx0091 62
Two wire pt1000 temperature probe ha1263 62
V cat iii 20a 62

METRIX MTX3290 [21/63] Functional description continued

Содержание

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