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HHM-MA640

600Amp AC/DC

True RMS Clamp Meter

e-mail: [email protected]

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User’s Guide

MADE IN CHINA

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Summary of Contents for HHM-MA640

Page 1: ...HHM MA640 600Amp AC DC True RMS Clamp Meter e mail info omega com For latest product manuals omegamanual info Shop online at omega com User sGuide MADE IN CHINA ...

Page 2: ... Managed by the United Kingdom Office Toll Free 0800 466 342 TEL 33 0 161 37 29 00 FAX 33 0 130 57 54 27 e mail sales omega fr Germany Austria Daimlerstrasse 26 D 75392 Deckenpfronn Germany Toll Free 0800 6397678 TEL 49 0 7056 9398 0 FAX 49 0 7056 9398 29 e mail info omega de United Kingdom OMEGA Engineering Ltd ISO 9001 Certified One Omega Drive River Bend Technology Centre Northbank Irlam Manche...

Page 3: ...njury This CAUTION symbol indicates a potentially hazardous situation which if not avoided may result damage to the product PER IEC1010 OVERVOLTAGE INSTALLATION CATEGORY OVERVOLTAGE CATEGORY I Equipment of OVERVOLTAGE CATEGORY I is equipment for connection to circuits in which measures are taken to limit the transient overvoltages to an appropriate low level Note Examples include protected electro...

Page 4: ...e replacing the battery or fuses Inspect the condition of the test leads and the meter itself for any damage before operating the meter Repair or replace any damage before use Use great care when making measurements if the voltages are greater than 25VAC rms or 35VDC These voltages are considered a shock hazard Always discharge capacitors and remove power from the device under test before performi...

Page 5: ...ATIVE Button 13 Battery compartment rear 14 Positive Input jack Display icons Description HOLD Data Hold AUTO Autoranging DC Direct Current AC Alternating Current MAX Max reading MIN Min reading Low battery REL Relative V Volts Voltage Ω Ohms Resistance A Amperes Current F Farad Capacitance Hz Hertz Frequency Duty Ratio o F and o C Fahrenheit and Celsius units Temperature n m μ M k Unit of measure...

Page 6: ...p along a length of the cord to assure placing the tip in close proximity to the live conductor NOTE The detector is designed with high sensitivity Static electricity or other sources of energy may randomly trip the sensor This is normal operation AC DC Current Measurements WARNING Disconnect the test leads before making clamp measurements 1 Rotate the Function switch to the 600A AC or DC position...

Page 7: ...ide of the circuit 5 Read the voltage value in the display Resistance Measurements Note Remove power from the device under test before making resistance measurements 1 Rotate the function switch to the Ω position 2 Insert the black test lead banana plug into the negative COM jack Insert the red test lead banana plug into the positive V jack 3 Touch the black test probe tip to one side of the devic...

Page 8: ... OL the device is open If both readings are very small or 0 the device is shorted Capacitance Measurements WARNING To avoid electric shock discharge the capacitor before measuring 1 Rotate the function switch to the CAP capacitance position 2 Press the MODE button to select nF capacitance test 3 Insert the black test lead banana plug into the negative COM jack Insert the red test lead banana plug ...

Page 9: ... tip to one side of the device Touch the red test probe tip to the other side of the device 6 Read the Frequency value on the display 7 Press the HZ button to select 8 Read the Duty Ratio on the display Type K Temperature Measurements 1 Rotate the function switch to the Temp position 2 Press the MODE button to select F or C 3 Insert the Temperature Probe into the input jacks 4 Place the temperatur...

Page 10: ...n The AUTO display icon will turn off 2 Press the RANGE key to step through the available ranges Observe the decimal point and units displayed until the preferred range is located 3 To exit the Manual Ranging mode and return to Autoranging press and hold the RANGE key for 2 seconds LCD Backlight The LCD is equipped with backlighting for easier viewing especially in dimly lit areas Press and hold t...

Page 11: ... 210 for authorization or visit our website www extech com for contact information A Return Authorization RA number must be issued before any product is returned to Extech The sender is responsible for shipping charges freight insurance and proper packaging to prevent damage in transit This warranty does not apply to defects resulting from action of the user such as misuse improper wiring operatio...

Page 12: ...igits 600 0Ω 0 1Ω 1 0 4 digits 6 000kΩ 0 001kΩ 60 00kΩ 0 01kΩ 600 0kΩ 0 1kΩ 1 5 2 digits 6 000MΩ 0 001MΩ 2 5 3 digits Resistance 60 00MΩ 0 01MΩ 3 5 5 digits 40 00nF 0 01nF 4 0 20 digits 400 0nF 0 1nF 4 000µF 0 001µF 40 00µF 0 01µF 3 0 5 digits 400 0µF 0 1µF 4 0 10 digits Capacitance 4000µF 1µF 5 0 10 digits 10Hz to 10kHz 0 01Hz to 0 01khz 1 5 2 digits Frequency Sensitivity 15Vrms 0 5 to 99 0 0 1 1...

Page 13: ...le required Input Impedance 10MΩ VDC and VAC AC current bandwidth 50 60Hz AC voltage bandwidth 50 to 400Hz AC response True rms AAC and VAC Crest Factor 3 0 in 60A and 600A ranges 50 60Hz and 5 to 100 of range Operating Temperature 41 F to 104 F 5 C to 40 C Storage Temperature 4 F to 140 F 20 C to 60 C Operating Humidity Max 80 up to 87 F 31 C decreasing linearly to 50 at 104 F 40 C Storage Humidi...

Page 14: ...therwise shall not exceed the purchase price of the component upon which liability is based In no event shall OMEGA be liable for consequential incidental or special damages CONDITIONS Equipment sold by OMEGA is not intended to be used nor shall it be used 1 as a Basic Component under 10 CFR 21 NRC used in or with any nuclear installation or activity or 2 in medical applications or used on humans ...

Page 15: ...ine Paddlewheel Systems 䡺 Totalizers Batch Controllers pH CONDUCTIVITY 䡺 pH Electrodes Testers Accessories 䡺 Benchtop Laboratory Meters 䡺 Controllers Calibrators Simulators Pumps 䡺 Industrial pH Conductivity Equipment DATA ACQUISITION 䡺 Data Acquisition Engineering Software 䡺 Communications Based Acquisition Systems 䡺 Plug in Cards for Apple IBM Compatibles 䡺 Data Logging Systems 䡺 Recorders Print...

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