Extech Instruments EX230 User Manual
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Extech Instruments EX230 User Manual

Extech Instruments EX230 User Manual

Multimeter with ir thermometer
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User's Guide
Multimeter with IR Thermometer
Extech EX230

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Summary of Contents for Extech Instruments EX230

  • Page 1 User's Guide Multimeter with IR Thermometer Extech EX230...
  • Page 2 Introduction Congratulations on your purchase of the Extech EX230 Autoranging Multimeter. This meter measures AC/DC Voltage, AC/DC Current, Resistance, Capacitance, Frequency, Duty Cycle, Diode Test, and Continuity plus non-contact InfraRed Temperature and contact thermocouple Temperature. Proper use and care of this meter will provide many years of reliable service.
  • Page 3 In the event that this device will be stored for an extended period of time, remove the batteries. • Expired or damaged batteries can be hazardous to skin. Use suitable hand gloves in such cases. • Do not short-circuit the battery. Do not place the battery near a fire. EX230-EU-EN-V1.2-09/10...

  • Page 4: Safety Instructions

    NEVER operate the meter unless the back cover and the battery and fuse covers are in place and fastened securely. If the equipment is used in a manner not specified by the manufacturer, the protection provided by the equipment may be impaired. EX230-EU-EN-V1.2-09/10...
  • Page 5 (10 ) (ohms, Hz) mega (10 ) (ohms, Hz) Ω Ohms Volts Alternating current Direct current ºF Degrees Fahrenheit ºC Degrees Centigrade Frequency Farad (Capacitance) Duty Cycle AUTO Autoranging HOLD Display hold SCAN IR temperature and laser active EX230-EU-EN-V1.2-09/10...

  • Page 6: Ac/Dc Voltage Measurements

    5. For current measurements up to 10A DC, set the function switch to the 10A position and insert the red test lead banana plug into the 10A jack. 6. Connect the test leads in series with the circuit under test. 7. Apply power to the circuit. 8. Read the current in the display. EX230-EU-EN-V1.2-09/10...

  • Page 7: Resistance Measurements

    3. Insert the red test lead banana plug into the positive Hz jack. 4. Use the MODE button to select Hz or % (Duty Cycle) 5. Touch the test probe tips across the device under test. 6. Read the frequency or duty cycle in the display. EX230-EU-EN-V1.2-09/10...

  • Page 8: Continuity Check

    4. Touch the test probes to the diode under test. Forward voltage will typically indicate 0.400 to 0.700V. Reverse voltage will indicate “OL”. Shorted devices will indicate near 0V and an open device will indicate “OL” in both polarities. EX230-EU-EN-V1.2-09/10...
  • Page 9 The meter will not make measurements through glass steam, dust, and smoke. To find a hot spot, aim the meter outside the area of interest then scan across (in an up and down motion) until the hot spot is located. EX230-EU-EN-V1.2-09/10...

  • Page 10: Autoranging/Manual Range Selection

    If no button is pressed the auto sleep feature will place the meter in sleep mode after approximately 30 minutes of operation. If this happens, press any button to wake the meter or switch the meter to OFF if it no longer in use. EX230-EU-EN-V1.2-09/10...

  • Page 11: Maintenance

    You can hand over your used batteries / accumulators at collection points in your community or wherever batteries / accumulators are sold! Disposal: Follow the valid legal stipulations in respect of the disposal of the device at the end of its lifecycle EX230-EU-EN-V1.2-09/10...

  • Page 12: Specifications

    0.1 mA 4.000 0.001 A ±(3.0% reading + 5 digits) 10 A 0.01 A Note: 10A for 30 sec max NOTE: Accuracy is stated at 18 C to 28 C (65 F to 83 F) and less than 75% RH. EX230-EU-EN-V1.2-09/10...
  • Page 13 Sensor: Thermocouple type ‘K’; Overload protection: 600V dc or ac rms ±4°C Temperature IR -20 to 0°C ±(2.0%rdg or 2°C) 0 to 93°C ±(3.0%rdg or 3°C) 93 to 230 0.1°C/°F ± 8°F -5 to 32°F 32 to 200°F ±(2.0%rdg or 4°F) ±(3.0%rdg or 6°F) 200 to 446°F EX230-EU-EN-V1.2-09/10...
  • Page 14 1:2001 and IEC/EN 61010-031:2002 to Category III 600V; Pollution Degree 2. Approvals CE, ETL Copyright © 2010 Extech Instruments Corporation (a FLIR company) All rights reserved including the right of reproduction in whole or in part in any form. EX230-EU-EN-V1.2-09/10...

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