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Megger Limited, Archcliffe Road, Dover, Kent CT17 9EN. ENGLAND Megger Ltd reserves the right to alter the specification of its products from time to time without notice. Although every effort is made to ensure the accuracy of the information contained within this document it is not warranted or represented by Megger Ltd.
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Limited described in this user guide is in compliance with Directive 2014/53/EU. Other equipment manufactured by Megger Instruments Limited described in this user guide is in compliance with Directives 2014/30/EU and 2014/35/EU where they apply. The full text of Megger Instruments EU declarations of conformity are available at the following internet address: AVO®850 GlobalTestSupply www.
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Contents Introduction Company web site 2. Safety warnings and standards Warnings, cautions and notes Safety warnings 2.2.1 Installation category definitions: Safety, hazard and warning symbols on the instrument Input protection limits Features 3. Instrument overview Unpacking and inspection Instrument layout Softkeys Terminals Display...
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5. Default display Graph measure Capturing minimum and maximum values Capturing peak values Relative values 6. Save functions Storing individual measurement data Recording measurement data Delete Viewing graph data Data recall Viewing trend data Info 7. Setup options Factory reset Format 7.2.1 Beeper On/Off 7.2.2 Numeric format...
9. Battery and fuse replacement Replacing the battery and fuses 9.1.1 Test the fuses Li-ion battery charge 10. Specifications 10.1 Electrical specifications 10.1.1 AC voltage 10.1.2 DC voltage 10.1.3 (AC+DC) 10.1.4 Resistance 10.1.5 Temp (type-K) 10.1.6 DC current 10.1.7 AC current 10.1.8 Capacitance 10.1.9 Electronic frequency 10.1.10 Electrical frequency...
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Read the ensuing safety regulations attentively before using this device. Company web site Occasionally an information bulletin may be issued via the Megger web site. This may concern new accessories, new usage instructions or a software update. Please occasionally check on the Megger web site for anything applicable to your Megger instruments.
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Operation 4. Operation WARNING : Risk of electrocution. High-voltage circuits, both AC and DC, are very dangerous and should be measured with great care. ALWAYS turn the rotary switch to the OFF when the meter is not in use. ...
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Maintenance 8. Maintenance NOTE : There are no user replaceable parts within this multimeter, other than the rechargeable battery and the fuses. General maintenance Ensure the unit is kept clean and dry after use. Close all covers when not in use. Test leads and adaptors should be checked before use for damage and continuity.
Specifications Pulse width: 100 µs – 100 ms, Frequency: 5 Hz to 150 kHz 10.2 Safety This instrument is intended for origin of installation use and are protected by double insulation per 61010-1:2010 +A1:2019 Safety requirements for electrical equipment for measurement, control, and laboratory use to Measurement connection: CAT III 1,000 V and CAT IV 600 V;...
11.1 Limited warranty This Megger product will be free from defects in material and workmanship for three years from the date of purchase. This warranty does not cover fuses, disposable batteries, or damage from accident, neglect, misuse, alteration, contamination, or abnormal conditions of operation or handling.
Megger repair centre. Megger operates fully traceable calibration and repair facilities, to make sure your instrument cont nues to provide the high standard of performance and workmanship you expect. These facilities are complemented by a worldwide network of approved repair and calibration companies to offer excellent in-service care for your Megger products.
12.1 WEEE Directive The crossed out wheeled bin symbol placed on Megger products is a reminder not to dispose of the product at the end of its life with general waste. Megger is registered in the UK as a Producer of Electrical and Electronic Equipment. The Registration No is WEE/ HE0146QT.
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