Fluke Digital Camera 1526 Manual do Utilizador

September 2000 Rev.2, 2/03© 2000-2003 Fluke Corporation. All rights reserved. Printed in USAAll product names are trademarks of their respective compa

MegOhmMeterSafety Information and Symbols5 Safety Information (cont.)• Place test leads in proper input terminals.• Disconnect the live test lead be

Fluke 1520Users Manual6Key functionsTable 1. Key and Switch DescriptionsRotary switchTo select a measurement function.Used for the Insulation Resista

MegOhmMeterKey functions7Table 1 (continued)Resistance Beeper functionTurns the Beeper function ON and OFF. When ON, the icon appears onthe display a

Fluke 1520Users Manual8DisplayTable 2 and Figure 2 describe the display.Table 2. Display Description1 Voltage applied to the probes in Insulation Res

MegOhmMeterKey functions91 3267910845acf12f.epsFigure 2. Display

Fluke 1520Users Manual10Using the MeterConnecting to the Circuit Under TestFigure 3 shows the proper connections. WarningTo prevent electric shock wh

MegOhmMeterUsing the Meter11acf04f.epsFigure 3. Connecting to the Circuit Under Test

Fluke 1520Users Manual12Auto-Shut-OffThe Meter automatically turns off after 15 minutes of non-use. In Lo Ohms mode, the meterturns off after 5 minut

MegOhmMeterUsing the Meter13To measure insulation resistance, do the following:1. Select the test voltage.2. Connect the probes to the circuit to be

Fluke 1520Users Manual14The Meter beeps when the reading is stable. The upper right display shows the sameresistance reading as the main display.When

MegOhmMeterUsing the Meter15Using the LOCK Function to Measure Insulation ResistanceThe LOCK function holds the test voltage on the probes. Use LOCK t

Fluke 1520Users Manual16Measuring Low ResistanceTo measure low resistance:1. Zero out the test lead resistance (see Table 1).2. Connect the probes

MegOhmMeterUsing the Meter175. Exchange the red (+) and black (-) probes on the circuit and repeat steps 3 and 4 toreverse the polarity of the test c

Fluke 1520Users Manual18Measuring Resistance1. Connect the probes to the circuit to be measured.Measure voltage first to ensure that no hazardous vo

MegOhmMeterUsing the Meter19Checking the BatteryThis function tests the battery under simulated load perEN61557. Disconnect all test leads from any ci

Fluke 1520Users Manual20Maintaining the MeterThis section provides basic maintenance information, including fuse and batteryreplacement instructions.

MegOhmMeterMaintaining the Meter21Replacing and Disposing of the Batteries WarningTo avoid electric shock, disconnect the test leads from the inputs b

Fluke 1520Users Manual224. Place the Meter face down on a nonabrasive surface and loosen the two screws with aflat-blade screwdriver.5. Lift the ba

MegOhmMeterMaintaining the Meter23acf10f.epsFigure 5. Replacing the Batteries.

Fluke 1520Users Manual24Testing and Replacing the Fuse WarningTo avoid electric shock, disconnect the test leads from the inputs beforeopening the Me

iTable of ContentsTitle PageUnpacking the Meter... 1Safety Infor

MegOhmMeterMaintaining the Meter25Replacing the Fuse WarningTo avoid electric shock, personal injury or damage to the Meter, use ONLYthe specified fus

Fluke 1520Users Manual26acf11f.epsFigure 6. Replacing the Fuse

MegOhmMeterReplacement Parts and Optional Accessories27Replacement Parts and Optional AccessoriesReplacement Part Part NumberBattery 1.5 V Alkaline Si

Fluke 1520Users Manual28Principle of Measurement for ResistanceThe Meter measures resistance by inducing a current in the circuit under test, measuri

MegOhmMeterSpecifications29SpecificationsEnvironmentalOperating Temperature -10 °C to +50 °CStorage Temperature -40 °C to +70 °CTemperature Coefficien

Fluke 1520Users Manual30Mechanical SpecificationsSize 23,4 x 10 x 6,4 cm(9.2 x 3.9 x 2.5 in)Weight 1 kg (2.2 lbs.)Drop requirement Per IEC 1010-1Shoc

MegOhmMeterSpecifications31Electrical SpecificationsBattery C Size 1.5 V alkaline, ANSI/NEDA-14A, IEC-LR14 (4 pieces)Fuse 6 mm x 32 mm (0.25 x 1.25 in

Fluke 1520Users Manual32Test Voltages 250 V, 500 V, 1000 VAccuracy +20 %, -0 %Nominal Current 1 mANumber of measurements 5,000Circuitry Protection te

MegOhmMeterSpecifications33VoltageRange 600 V, dc, 50/60 HzResolution 1 VAccuracy 2 % + 2 countsAnalog Bar Graph 0 to 1000 VResistanceRange 4000 ΩAccu

Fluke 1520Users Manual34Limited Warranty & Limitation of LiabilityEach Fluke product is warranted to be free from defects in material and workman

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MegOhmMeterSpecifications35the Buyer transportation prepaid and the Buyer will be billed for the repair and return transportationcharges (FOB Shipping

Fluke 1520Users Manual36

iiList of TablesTable Title Page1. Key and Switch Descriptions... 62. Display Descri

1Fluke 1520Unpacking the MeterThe Fluke Model 1520 MegOhmMeter (hereafter, “the meter”) is a handheld instrumentdesigned primarily to make resistance/

Fluke 1520Users Manual2acf02f.epsFigure 1. Shipment Content

MegOhmMeterSafety Information and Symbols3Safety Information and SymbolsA Caution identifies conditions and actions that may damage the Meter. A Warn

Fluke 1520Users Manual4 Safety InformationUse of instrument in a manner not specified by the manufacturer may impairsafety features/protection provid