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Iso-Tech IDM97II Instruction Manual

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INSTRUCTION MANUAL
IDM97II DIGITAL MULTIMETER
EN
FR
IT
DE

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Summary of Contents for Iso-Tech IDM97II

  • Page 1 INSTRUCTION MANUAL IDM97II DIGITAL MULTIMETER...
  • Page 2 ISO-TECH IDM97II DIGITAL MULTIMETER INSTRUCTION MANUAL...
  • Page 4 WARNING THESE SERVICING INSTRUCTIONS ARE FOR USE BY QUALIFIED PERSONNEL ONLY. TO AVOID ELECTRIC SHOCK, DO NOT PERFORM ANY SERVICING OTHER THAN THAT CONTAINED IN THE OPERATING INSTRUCTIONS UNLESS YOU ARE QUALIFIED TO DO SO.
  • Page 5 INTRODUCTION 1-1 Unpacking and Inspection Upon removing your new Digital Multimeter from its packing, you should have the following items: 1. Digital Multimeter. 2. Test lead set (one black, one red). 3. Operators manual. 4. Protective holster. 1-2 Meter Safety Terms as Marked on Equipment.
  • Page 6 Symbols in this Manual. This symbol indicates where cautionary or other information is found in the manual. FUSE  Battery 1-2 Front Panel Refer to Figure 1 and to the following numbered steps to familiarize yourself with the meter’s front panel controls and connectors.
  • Page 7 7. Range Switch, (Manual Range) — “Range” switch is pressed to select manual ranging and to change ranges. When “Range” switch is pressed “RANGE” annunciator on the LCD appears. Press “RANGE” switch to select appropriate range to be used. Press “RANGE” switch and hold for 2 seconds to return to Autoranging. 8.
  • Page 8 Figure 1...

  • Page 9: Specifications

    SPECIFICATIONS 2-1 General Specifications Display : The Liquid Crystal Display (LCD) with a maximum reading of 3400 and 70 segments bar graph. Polarity Indication : Automatic, positive implied, negative indicated. Overrange Indication : “OL” or “-OL”.  Low Battery Indication : “ “...
  • Page 10 Dimensions (W x H x D) : 88mm x 180mm x 33.5mm , without holster. 94mm x 188mm x 40mm , with holster. Accessories : Protective Holster , batteries (installed) ,operators manual, test lead set. 2-2 Environmental Conditions Indoor use. Maximum Altitude : 2000 Meter.
  • Page 11 2-3 Electrical Specifications Accuracy is ± (% reading + number of digits) at 23°C ± 5°C at less than 80% R.H. (1) DC Volts Over voltage Range Resolution Accuracy protection µ 300mV 10mV ±(0.25% reading + 1digit)* 1000V rms 300V 100mV 1000V Input Impedance : 10MΩ...
  • Page 12 (2) AC Volts Over voltage Range Resolution Accuracy protection ±(1.3% reading + 5 digits)* 10mV 1000V rms ±(1.3% reading + 5 digits) 300V 100mV 40Hz to 1KHz 750V * Frequency Response : 40Hz ~ 500Hz for 3V Range. AC Conversion Type : Average Sensing rms indication. Input Impedance : 10MΩ...
  • Page 13 (3) DC Current Range Resolution Accuracy Voltage Burden µ ±(1.5% reading + 2 digits) 30mA 200mV max 300mA 0.1mA ±(1.5% reading + 2 digits) 2V max 10mA ±(2.0% reading + 2 digits) 2V max Overload Protection : 1A (500V) fast blow fuse 10KA breaking capacity @440Vac for mA input. Size = 32mm x 6.3mm 16A (500V) fast blow fuse 10KA breaking capacity @440Vac for A input.
  • Page 14 (4) AC Current Range Resolution Accuracy Voltage Burden µ 30mA 200mV max ±(2.0% reading + 5 digits) 300mA 0.1mA 2V max 10mA ±(2.5% reading + 5 digits) 2V max * Frequency Response : 40Hz ~ 1KHz. Overload Protection : 1A (500V) fast blow fuse 10KA breaking capacity @440Vac for mA input. Size = 32mm x 6.3mm 16A (500V) fast blow fuse 10KA breaking capacity @440Vac for A input.
  • Page 15 (5) Resistance Overload Range Resolution Accuracy Protection 300Ω ±(1.0% reading + 4 digits) 0.1Ω 3KΩ 1Ω ±(0.7% reading +3 digits) 30KΩ 10Ω 600V rms 300KΩ 100Ω ±(1.0% reading + 3 digits) 3MΩ 1KΩ ±(2.0% reading + 5digits) 30MΩ 10KΩ Open circuit Voltage : -1.5V approx.
  • Page 16 (6) Diode Check and Continuity Max. Open Max. Test Range Resolution Accuracy Circuit Current Voltage ±(1.5% reading + 5 digits)* 1.5mA * For 0.4V ~ 0.8V. Overload Protection : 600V rms max. Continuity : Internal sounder will operate when resistance is less than 30Ω approximately.
  • Page 17 (7) Frequency / RPM Overload Range Resolution Sensitivity Accuracy Protection 3.0KHz/30KRPM 1Hz/30RPM Frequency : 30KHz/300KRPM 10Hz/300RPM 0.01% ± 1 digit 100mV rms 300KHz/3MRPM 100Hz/3KRPM 600V rms RPM : 3MHz/30MRPM 1KHz/30KRPM 0.01% ± 10 digits 30MHz/300MRPM 10KHz/300KRPM 250mV rms * Less than 20Hz the sensitivity is 1.5V rms...
  • Page 18 (8) Auto Power Off (APO) The APO sign on the LCD panel indicates the meter is working in the Auto Power Off mode. If the meter idles for more than 10 minutes, the meter automatically turns the power off. When this happens, the reading is saved.

  • Page 19: Operation

    OPERATION This instrument has been designed and tested in accordance with IEC Publication 1010, Safety Requirements for Electronic Measuring Apparatus and has been supplied in a safe condition. This instruction manual contains some Information and warnings which have to be followed by the user to ensure safe operation and to retain the instru- ment in safe condition.
  • Page 20 TEST EQUIPMENT RISK ASSESSMENT Users of this equipment and or their employers are reminded that Health and Safety Legislation require them to carry out valid risk assessments of all electrical work so as to identify potential sources of electrical danger and risk of electrical injury such as from inadvertent short circuits.
  • Page 21 NOTICE UNSTABLE DISPLAY MAY OCCUR ESPECIALLY AT 300mV RANGE, EVEN THOUGH YOU HAVE NOT PUT TEST LEADS INTO INPUT TERMINALS. IN THIS CASE, IF AN ERRONEOUS READING IS SUSPECTED, SHORT THE “VΩHz” TERMINAL AND THE “COM” TERMINAL, AND MAKE SURE THE DISPLAY READS ZERO.
  • Page 22 3-4 Resistance Measurement 1. Connect the red test lead to the “VΩHz” terminal and the other (black) test lead to the “COM” terminal. 2. Set the rotary function selector to “Ω” position to measure the resistance. 3. For correct reading, ensure that the device being tested is not live. 4.
  • Page 23 3-6 Diode Check 1. Set the rotary switch at “Ω ” position. 2. Connect black test lead to “COM” terminal and red lead to “ VΩ Hz ” input terminal. 3. Connect test leads to the diode. Normally the forward voltage drop of good silicon diode is shown between. 0.400V to 0.900V.

  • Page 24: Maintenance

    MAINTENANCE WARNING : TO AVOID ELECTRICAL SHOCK REMOVE TEST LEADS BEFORE OPENING THE COVER. 4-1 General Maintenance 1. Repairs or servicing not covered in this manual should only be performed by qualified personal. 2. Periodically wipe the case with a dry cloth and detergent do not use abrasives or solvents. 4-2 Battery Installation or Replacement The meter is powered by two 1.5V battery.
  • Page 25 Screw (i) Battery Cover (ii) Battery Box (iii) 1.5V x 2 AAA batteries Figure 2...
  • Page 26 4-3 Fuse Replacement Refer to Figure 3 and the following procedure to examine or replace the meter’s fuse: 1. Perform steps 1 though 3 of the battery replacement procedure. 2. Remove the two screws from the case bottom and lift the case bottom until it gently unsnaps from the case top.
  • Page 27 Bottom Case Radid Fuse 16A (500V), 10KA capacity @ 440 Vac Radid Fuse 1A (500V), 10KA capacity @ 440 Vac Top Case Fuse size is 32mm x 6.3mm Figure 3...
  • Page 29 HOW TO USE THE PROBE HOLDER Swing the stand out for easier meter reading. Swing the upper holder out and hook it over a door.
  • Page 30 HOW TO USE THE TILT STAND AND HOLSTER Meter in holster face down. Hang on nail at workbench.
  • Page 31 Asia Iso-Tech 7410 Pebble Drive 460 Alexandra Road, #15-01A Fort Worth PSA Building Texas 76118-6961 Singapore 119963 Europe Canada Iso-Tech 1701 Woodward Drive PO Box 99 Ste 108 Ottawa Corby Ontario K2C 0R4, Canada Northamptonshire NN17 9RS United Kingdom Japan...