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INSTRUCTION MANUAL
IDM 71/72/73
DIGITAL MULTIMETER

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IT

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Summary of Contents for IDM 71

Page 1: ...INSTRUCTION MANUAL IDM 71 72 73 DIGITAL MULTIMETER EN FR IT DE...

Page 2: ...es disposable batteries or damage from abuse neglect accident unauthorized repair alteration contamination or abnormal conditions of operation or handling Any implied warranties arising out of the sal...

Page 3: ...equency 9 Measuring Resistance 9 Measuring DC A and AC DC A Current 10 Measuring Capacitance 12 Testing Diodes and Continuity 13 Features 14 Features Description 14 Features Available vs Functions 14...

Page 4: ...measurement with the test Lead inserted into the A input terminal Verify the meter s operation by measuring a known voltage If in doubt have the Meter serviced Do not apply more than the rated voltag...

Page 5: ...on of the function rotary switch Never connect a source of voltage with the function rotary switch in 9 A Hz position Do not expose Meter to extremes of temperature or high humidity Never set the mete...

Page 6: ...lectronic circuits OVERVOLTAGE CATEGORY Equipment of OVERVOLTAGE CATEGORY is energy consuming equipment to be supplied from a fixed installation OVERVOLTAGE CATEGORY Equipment of OVERVOLTAGE CATEGORY...

Page 7: ...nce The meter conforms to CENELEC LVD Low Voltage directive 73 23 EEC and EMC Electromagnetic Compatibility directive 89 336 EEC The meter meet the requirements of IEC 61010 1 2001 EN 61010 1 2001 UL...

Page 8: ...idity Non condensing 10 C 11 C 30 C 80 R H 31 C 40 C 75 R H 41 C 50 C 45 R H 4 Storage Temperature and Relative Humidity 20 C 60 C 0 80 R H when battery removed from Meter 5 Pollution degree 2 6 Insta...

Page 9: ...he common test lead The figures on the following pages show how to make basic measurements The Meter Description Front Panel Illustration 1 6000 count LCD display 2 Push buttons for features 3 Rotary...

Page 10: ...this will not affect actural measurement accuracy The meter will show zero or close to zero when the test leads are shorted In reading AC voltage or current reading settling time increases to several...

Page 11: ...t the resistance from the circuit to get a correct measurement The resistance of test leads is about 0 1 0 2 To test the leads resistance touch the probe tips together For accurate measurement in low...

Page 12: ...gged into the current terminals When measuring current the meter acts like an impedance such as 0 01 at AC DC A approximately 1 5K at DC A in series with the circuit This loading effect of the meter c...

Page 13: ...s before measuring capacitance Use the DC voltage function to confirm that the capacitor is discharged Note To improve the measurement accuracy of small value capacitor record the reading with the tes...

Page 14: ...ltage capacitors through an appropriate resistance load Note Use the diode test to check if the semiconductor junction is good or bad The meter sends a current through the semiconductor junction to me...

Page 15: ...o Power Off Battery Saver The meter automatically enters Sleep Mode and blanks the display if the meter is not used for 10 minutes Press any of the feature buttons or change the rotary switch position...

Page 16: ...turns off Press the Range button to select the appropriate range for the measurement you want to make Press the Range button and hold for 1 second to return to Autorange mode Note Press the HOLD butto...

Page 17: ...Note Press the Hold button to toggle in and out of the display Hold mode The MAX MIN feature is unavailable when display Hold is active Backlight Note Press the Backlight to toggle the display backli...

Page 18: ...off When this happens the LCD displaying state of the meter is saved The meter can be turned back on by pushing any button the LCD displays the saved state Pushing Hold button to disables the hold st...

Page 19: ...ng with a damp cloth and mild detergent Dirt or moisture in the terminals can affect readings If the meter is not to be used for a long period more than 60 days remove the battery and store it separat...

Page 20: ...less you are qualified to do so and have the relevant calibration performance test and service information Basic Trouble Shooting If the meter fails first check the battery the battery connection fuse...

Page 21: ...ficient 0 15 x Spec Acc y 18 C or 28 C Power Requirements Alkaline 1 5V LR03 x 2 batteries for 71 Alkaline 9V battery 6LR61 for 72 73 Battery Life Alkaline 300 hours approximately Dimensions W x H x D...

Page 22: ...cy For a non sine wave the crest factor of the waveform is specified at 3 at full scale up to 2000 counts decreasing linearly to a crest factor 1 5 at 1000 counts Add 1 5 for a non sinusoidal waveform...

Page 23: ...tage 1 3V approx 1 100 dgt rolling 2 10 dgt rolling 4 Diode Check and Continuity Range Resolution Accuracy 10 mV 1 5 5 dgt For 0 4V 0 8V Max Test Current 1 5mA Max Open Circuit Voltage 3V Overload Pro...

Page 24: ...d Protection 6 000nF 1 9 8 dgt 600Vrms 60 00nF 600 0nF 6 000 F 60 00 F 600 0 F 6 000mF Range Sensitivity Accuracy 6000Hz 100mV rms Frequency 0 1 1digit 60 00KHz 600 0KHz 6 000MHz 250mV rms 60 00MHz 1V...

Page 25: ...Road Shanghai 200001 China www rs components com Europe RS Components Ltd PO Box 99 Corby Northants NN17 9RS United Kingdom www rs components com Japan RS Components Ltd West Tower 12th Floor Yokoham...

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