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ennoLogic eM870M Insulation Multimeter

Function Descriptions

19

DC Voltage Measurement

Figure 3-2

Warning

Do not attempt to

measure voltages

above 1000V!

uA

mA

V

mV

Hz

InsDMM

V

INS

50V

1000V

Insulation

ON/OFF

INS

mA uA

COM

V

Hz

CAT II 1000V

CAT III 600V

500mA MAX

INSULATION

V

MAX/MIN

LIGHT

Hz/Duty

BEEP

RANGE

HOLD

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Содержание eM870M

Страница 1: ...eM870M Insulation Multimeter User Manual...

Страница 2: ...ennoLogic eM870M Insulation Multimeter Made in China User Manual Version 1 1 Revised 1 5 2018 2018 ennoLogic All rights reserved https ennologic com...

Страница 3: ...1 2 Meter Safety Standards 1 1 3 Warnings 2 2 Instrument Description 4 2 1 Features Overview 4 2 2 Main User Elements 5 2 3 LCD Display 10 3 Function Descriptions 13 3 1 General Functions 13 3 1 1 TRU...

Страница 4: ...e Measurement 18 3 2 3 DC mV AC mV Measurement 20 3 2 4 Frequency Duty Cycle of Digital Signals and Temperature Measurements 22 3 2 5 Diode and Continuity Tests 24 3 2 6 Resistance Measurement 26 3 2...

Страница 5: ...Measurement Specifications 38 4 2 1 AC Voltage 38 4 2 2 DC Voltage 38 4 2 3 AC Current 39 4 2 4 DC Current 39 4 2 5 Resistance 39 4 2 6 Capacitance 40 4 2 7 Diode 40 4 2 8 Frequency of Square Waveform...

Страница 6: ...ennoLogic eM870M Insulation Multimeter Table of Contents 5 Maintenance 42 5 1 General Maintenance 42 5 1 Battery Replacement 42 5 2 Fuse Replacement 43 6 Accessories 44...

Страница 7: ...scadia Innovations harmless for any and all consequences of the use of this product or application of data from the use of this instrument 1 2 Meter Safety Standards The insulation multimeter eM870M w...

Страница 8: ...ause damage to the meter or other equipment Do not use the meter or test leads if they appear to be damaged Do not operate the meter around explosive gas steam vapor or dust Caution when working with...

Страница 9: ...ors from any circuit under test turn the meter off and remove test leads from the input terminals Use AAA batteries and make sure to insert them with the proper polarity When measuring voltage or curr...

Страница 10: ...w as 0 1 High resolution resistance 0 1 voltage 10 V Digital frequency and sinusoidal frequency measurement as well as duty cycle Capacitance measurements range 0 1nF to 1000 F AC True RMS measurement...

Страница 11: ...front panel is shown in Figure 2 1 and its user elements are described below Figure 2 1 1 15 2 3 4 5 6 12 11 7 8 9 10 14 13 uA mA V mV Hz Insulation DMM V INS 50V 1000V Insulation ON OFF INS mA uA COM...

Страница 12: ...except for insulation resistance measurement 3 mA A Terminal Connection terminal for the red positive test lead during mA or A current measurements It is also the connection terminal for the black tes...

Страница 13: ...mode or temperature mode When the rotary switch is set to position Diode Continuity press the SELECT key to select either diode or continuity mode For all other measurement functions pressing this key...

Страница 14: ...Hz DUTY key will turn on the frequency measurement mode In this mode the meter will measure and display the frequency of the signal instead of its voltage or current Press this key again to exit frequ...

Страница 15: ...y will have no effect When performing insulation resistance measurement use the RANGE key to manually select a test voltage range There is no auto range mode available when measuring insulation resist...

Страница 16: ...ennoLogic eM870M Insulation Multimeter Instrument Description 10 2 3 LCD Display Figure 2 2 1 17 5 4 6 7 8 9 10 12 3 13 14 15 16 11 18 19 2...

Страница 17: ...current or V and mV for voltage KHz Indicates the measurement unit being either kHz or Hz for frequency MKG Indicates the measurement unit being M k G or for resistance 2 The meter is in Diode Test m...

Страница 18: ...ange mode in which the user manually selects the appropriate measurement range 14 2500V 1000V Indicates the applied test voltage when performing insulation resistance measurements either 50V 100V 250V...

Страница 19: ...auto range options It defaults to auto range mode when turned on In auto range mode the meter selects the best range for the input detected This allows you to switch test points without having to res...

Страница 20: ...erage Value Measurements Press the MAX MIN key to enter the maximum minimum average value mode The meter will continuously track and update the maximum minimum or average values based on which of the...

Страница 21: ...h if the meter remains idle for a long time otherwise it will drain the batteries 3 1 5 Low Battery Voltage Detection When the meter detects that its battery voltage drops below 6 8V the LCD will disp...

Страница 22: ...n auto range mode and the test probes should be disconnected from the measured circuit immediately 5 By pressing the RANGE key it is possible to select a desired range manually The display will show w...

Страница 23: ...tions 17 AC Voltage Measurement Warning Do not attempt to measure voltages above 1000V uA mA V mV Hz Insulation DMM V INS 50V 1000V Insulation ON OFF INS mA uA COM V Hz CAT II 1000V CAT III 600V 500mA...

Страница 24: ...eds the meter s range 1000V in auto range mode and the test probes should be disconnected from the measured circuit immediately 5 By pressing the RANGE key it is possible to select a desired range man...

Страница 25: ...19 DC Voltage Measurement Figure 3 2 Warning Do not attempt to measure voltages above 1000V uA mA V mV Hz Insulation DMM V INS 50V 1000V Insulation ON OFF INS mA uA COM V Hz CAT II 1000V CAT III 600V...

Страница 26: ...displays OL it indicates that the measured voltage exceeds the meter s range in this mode and the test probes should be disconnected from the measured circuit immediately 6 By pressing the RANGE key...

Страница 27: ...eter Function Descriptions 21 DC mV AC mV Measurement Figure 3 3 uA mA V mV Hz Insulation DMM V INS 50V 1000V Insulation ON OFF INS mA uA COM V Hz CAT II 1000V CAT III 600V 500mA MAX INSULATION mV MAX...

Страница 28: ...e black plug to the COM terminal 3 Press the Hz Duty key to select frequency Hz or duty cycle measurement mode 4 For frequency and duty cycle measurements connect the test leads probes to the circuit...

Страница 29: ...tions 23 Frequency Duty Cycle of Digital Signals and Temperature Measurements Figure 3 4 uA mA V mV Hz Insulation DMM V INS 50V 1000V Insulation ON OFF INS mA uA COM V Hz CAT II 1000V CAT III 600V 500...

Страница 30: ...to the anode of the diode and the red probe to its cathode OL appearing on the display will indicate normal diode function If the display doesn t show OL the diode has a high reverse leakage current 5...

Страница 31: ...eter Function Descriptions 25 Diode and Continuity Tests Figure 3 5 uA mA V mV Hz Insulation DMM V INS 50V 1000V Insulation ON OFF INS mA uA COM V Hz CAT II 1000V CAT III 600V 500mA MAX INSULATION MAX...

Страница 32: ...ect a desired range manually The display will show what range is currently active keep pressing the RANGE key to cycle through the available ranges If the meter displays OL while in manual range mode...

Страница 33: ...imeter Function Descriptions 27 Resistance Measurement Figure 3 6 uA mA V mV Hz Insulation DMM V INS 50V 1000V Insulation ON OFF INS mA uA COM V Hz CAT II 1000V CAT III 600V 500mA MAX INSULATION MAX M...

Страница 34: ...d the displayed capacitance value The capacitance measurement range is 0 1nF 1000 F If the capacitance value is 1000 F the meter will display OL and if it s 0 1nF it will display zero 6 By pressing th...

Страница 35: ...OFF INS mA uA COM V Hz CAT II 1000V CAT III 600V 500mA MAX INSULATION MAX MIN LIGHT Hz Duty BEEP RANGE HOLD Warning To avoid electrical shock and or damage to the instrument disconnect the circuit po...

Страница 36: ...t path to be tested 6 Connect or touch the black probe to the negative side of the break and connect or touch the red probe to the positive side of the break Reversing the leads will give a negative r...

Страница 37: ...ultimeter Function Descriptions 31 DC A AC A Measurement Figure 3 8 uA mA V mV Hz Insulation DMM V INS 50V 1000V Insulation ON OFF INS mA uA COM V Hz CAT II 1000V CAT III 600V INSULATION i i MAX MIN L...

Страница 38: ...circuit path to be tested 6 Connect or touch the black probe to the negative side of the break and connect or touch the red probe to the positive side of the break Reversing the leads will give a neg...

Страница 39: ...ltimeter Function Descriptions 33 DC mA AC mA Measurement Figure 3 9 uA mA V mV Hz Insulation DMM V INS 50V 1000V Insulation ON OFF INS mA uA COM V Hz CAT II 1000V CAT III 600V INSULATION i i MAX MIN...

Страница 40: ...G Note There is no auto ranging when performing insulation resistance measurements Warning After pressing the TEST key the meter will generate a high voltage of up to 1000V Do not touch the leads or p...

Страница 41: ...z Insulation DMM V INS 50V 1000V Insulation ON OFF INS mA uA COM V Hz CAT II 1000V CAT III 600V 500mA MAX INSUL uA mA MAX MIN LIGHT Hz Duty BEEP RANGE HOLD Warning When using this function the meter g...

Страница 42: ...ing the Hz Duty key However the signal must meet certain requirements regarding amplitude depending on the selected measurement range See Table 3 1 for detailed specifications 2 If the rotary switch i...

Страница 43: ...diode resistance or capacitance the maximum overload protection voltage will be 250V effective value When set to A or mA the overload protection current will be 0 64A Over range indication OL Fuse Pro...

Страница 44: ...ity of less than 80 The accuracy is stated as xx of reading x number of lower digits 4 2 1 AC Voltage Notes above accuracies can be guaranteed within 10 100 of the full range 4 2 2 DC Voltage Range Re...

Страница 45: ...ies can be guaranteed within 10 100 of the full range 4 2 4 DC Current Range Resolution Accuracy Voltage Drop 500 A 0 1 A 0 2 2 102 V A 5000 A 1 A 0 2 2 50mA 10 A 0 2 2 1 5mV mA 500mA 0 1mA 0 2 2 Note...

Страница 46: ...capacitors of better quality 4 2 7 Diode Range Resolution Accuracy 2 5V 1mV 1 5 Notes the test current is approximately 0 7mA 4 2 8 Frequency of Square Waveforms Frequency Range Sensitivity Resolutio...

Страница 47: ...or low frequency 4 2 11 Duty Cycle Frequency Range Duty Cycle Range Resolution Accuracy 5Hz 500KHz 5 95 0 01 0 02 4 2 12 Insulation Resistance Test Voltage Resistance Range Resolution Accuracy 50V 50K...

Страница 48: ...the case Periodically wipe the case with a damp cloth and mild detergent Do not use abrasives or solvents Dirt or moisture in the terminals can affect readings Stop using this instrument if you find a...

Страница 49: ...ry replace the fuse only with a fuse of the correct ratings Use a screwdriver to unlock the four screws on the rear cover Remove the rear cover from the meter 1 Remove the fuse by gently prying it out...

Страница 50: ...Multimeter Accessories 44 6 Accessories Package Contents Insulation Multimeter eM870M 1x Pair of test leads with probes 1x Pair of test leads with alligator clips 1x Thermocouple Probe 6x AAA Batterie...

Страница 51: ......

Страница 52: ...ennoLogic com PO Box 25207 Eugene OR 97402...

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