Fluke 1520 MegOhmMeter Datasheet
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...100 Shoulder Strap • TPAK Strap and Magnet for hanging the Fluke 1520 Optional TPAK Meter Strap and Magnet Hanging Kit Optional SH 100 Shoulder Strap Fluke. FOlufkfeicCiaolrpFolruaktieonPower Quality Distributor POO pBtoixm9u0m90,EEnveerregtty, WPAroUdSuAc9t8s20L6td. PF#lOu3kB3eo3xE,1u11r8o16p9,... 4.25 x 2.85 inches) Weight 1.1 kg (2.5 lbs) Batteries 4 C size 1.5V alkaline Warranty 3 years Ordering Information Fluke 1520 MegOhmMeter Included Accessories • Fluke 1520 MegOhmMeter • TL27 Heavy Duty Test Leads (1 Red and 1 Black) • TP74 Lantern Tip Test Probes (1 Red ...
...100 Shoulder Strap • TPAK Strap and Magnet for hanging the Fluke 1520 Optional TPAK Meter Strap and Magnet Hanging Kit Optional SH 100 Shoulder Strap Fluke. FOlufkfeicCiaolrpFolruaktieonPower Quality Distributor POO pBtoixm9u0m90,EEnveerregtty, WPAroUdSuAc9t8s20L6td. PF#lOu3kB3eo3xE,1u11r8o16p9,... 4.25 x 2.85 inches) Weight 1.1 kg (2.5 lbs) Batteries 4 C size 1.5V alkaline Warranty 3 years Ordering Information Fluke 1520 MegOhmMeter Included Accessories • Fluke 1520 MegOhmMeter • TL27 Heavy Duty Test Leads (1 Red and 1 Black) • TP74 Lantern Tip Test Probes (1 Red ...
FE 1520 Users Manual
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Table of Contents Title Page Unpacking the Meter 1 Safety Information and Symbols 3 Key functions ...6 Display ...8 Using the Meter 10 Connecting to the Circuit Under Test 10 Auto-Shut-Off 12 Measuring Insulation Resistance 12 Measuring Low Resistance 16 Measuring Resistance 18 Measuring Voltage 18 Checking the Battery 19 Maintaining the Meter 20 Cleaning...20 Replacing and Disposing of the Batteries 21 Testing and Replacing the Fuse 24 Replacement Parts and Optional Accessories 27 Principle of Measurement for Resistance 28 Service Centers 28 Specifications...29 i
Table of Contents Title Page Unpacking the Meter 1 Safety Information and Symbols 3 Key functions ...6 Display ...8 Using the Meter 10 Connecting to the Circuit Under Test 10 Auto-Shut-Off 12 Measuring Insulation Resistance 12 Measuring Low Resistance 16 Measuring Resistance 18 Measuring Voltage 18 Checking the Battery 19 Maintaining the Meter 20 Cleaning...20 Replacing and Disposing of the Batteries 21 Testing and Replacing the Fuse 24 Replacement Parts and Optional Accessories 27 Principle of Measurement for Resistance 28 Service Centers 28 Specifications...29 i
FE 1520 Users Manual
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Fluke 1520 Unpacking the Meter The Fluke Model 1520 MegOhmMeter (hereafter, "the meter") is a handheld instrument designed primarily to make resistance/insulation resistance measurements. The MegOhmMeter includes the following items, see Figure 1: • 2 test leads, red and black, 1.5 m • 2 test probes, red and black • 2 alligator clips, red and black • Hand strap • Carrying case • CD ROM (Not Pictured) 1
Fluke 1520 Unpacking the Meter The Fluke Model 1520 MegOhmMeter (hereafter, "the meter") is a handheld instrument designed primarily to make resistance/insulation resistance measurements. The MegOhmMeter includes the following items, see Figure 1: • 2 test leads, red and black, 1.5 m • 2 test probes, red and black • 2 alligator clips, red and black • Hand strap • Carrying case • CD ROM (Not Pictured) 1
FE 1520 Users Manual
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.... Equipment of OVERVOLTAGE CATEGORY ,,, is equipment in the manual are explained below. A Warning identifies conditions and actions that may damage the Meter. International symbols on the Meter and in fixed installations (e.g., electricity meter and primary over-current protection equipment. 3 MegOhmMeter Safety Information and Symbols W Safety Information and Symbols A Caution identifies conditions and actions...
.... Equipment of OVERVOLTAGE CATEGORY ,,, is equipment in the manual are explained below. A Warning identifies conditions and actions that may damage the Meter. International symbols on the Meter and in fixed installations (e.g., electricity meter and primary over-current protection equipment. 3 MegOhmMeter Safety Information and Symbols W Safety Information and Symbols A Caution identifies conditions and actions...
FE 1520 Users Manual
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... from probe contacts. Do not use the Meter if it looks damaged. • Be careful when working alone. • Inspect the test leads for damaged insulation or exposed metal. Damaged leads must be adversely affected by impedances of instrument in parallel or by the equipment. Fluke 1520 Users Manual W Safety Information Use of...
... from probe contacts. Do not use the Meter if it looks damaged. • Be careful when working alone. • Inspect the test leads for damaged insulation or exposed metal. Damaged leads must be adversely affected by impedances of instrument in parallel or by the equipment. Fluke 1520 Users Manual W Safety Information Use of...
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... battery indicator ( ) shows a battery empty condition. • Use only Fluke recommended batteries and fuse. • Do not use the Meter with any parts or cover removed. • Do not use the Meter in proper input terminals. Disconnect the live test lead before changing the batteries ...or fuse. • Do not use the Meter around explosive gas, vapor or dust. • Disconnect the test leads from power sources and from the Meter before disconnecting the neutral test lead. MegOhmMeter Safety Information and Symbols W Safety Information ...
... battery indicator ( ) shows a battery empty condition. • Use only Fluke recommended batteries and fuse. • Do not use the Meter with any parts or cover removed. • Do not use the Meter in proper input terminals. Disconnect the live test lead before changing the batteries ...or fuse. • Do not use the Meter around explosive gas, vapor or dust. • Disconnect the test leads from power sources and from the Meter before disconnecting the neutral test lead. MegOhmMeter Safety Information and Symbols W Safety Information ...
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To compensate, touch the probe tips together, then press and hold ZERO until the Meter beeps. Backlight button Turns the display backlight ON and OFF. 7 When ON, the R icon appears on the display. The icon appears on the display and the Meter beeps at short circuit. Low Resistance function X Turns the test lead resistance compensation ON. The main display indicates 0.00. N Z C MegOhmMeter Key functions Table 1 (continued) Resistance Beeper function Turns the Beeper function ON and OFF.
To compensate, touch the probe tips together, then press and hold ZERO until the Meter beeps. Backlight button Turns the display backlight ON and OFF. 7 When ON, the R icon appears on the display. The icon appears on the display and the Meter beeps at short circuit. Low Resistance function X Turns the test lead resistance compensation ON. The main display indicates 0.00. N Z C MegOhmMeter Key functions Table 1 (continued) Resistance Beeper function Turns the Beeper function ON and OFF.
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Display Description 1 Voltage applied to a function. Fluke 1520 Users Manual Display Table 2 and Figure 2 describe the display. Table 2. Displays briefly when the Meter is first switched to the probes in Insulation Resistance function. 2 Low Resistance/Resistance function indicator. 3 Resistance reading held from the last measurement in Insulation Resistance ...
Display Description 1 Voltage applied to a function. Fluke 1520 Users Manual Display Table 2 and Figure 2 describe the display. Table 2. Displays briefly when the Meter is first switched to the probes in Insulation Resistance function. 2 Low Resistance/Resistance function indicator. 3 Resistance reading held from the last measurement in Insulation Resistance ...
FE 1520 Users Manual
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Fluke 1520 Users Manual Using the Meter Connecting to be measured. Warning To prevent electric shock when performing resistance tests, remove all W power from the circuit to the Circuit Under Test W Figure 3 shows the proper connections. Warning To prevent electric shock, first connect the test leads to the Meter inputs before you make connection to the circuit under test. 10
Fluke 1520 Users Manual Using the Meter Connecting to be measured. Warning To prevent electric shock when performing resistance tests, remove all W power from the circuit to the Circuit Under Test W Figure 3 shows the proper connections. Warning To prevent electric shock, first connect the test leads to the Meter inputs before you make connection to the circuit under test. 10
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Connecting to the Circuit Under Test acf04f.eps 11 MegOhmMeter Using the Meter Figure 3.
Connecting to the Circuit Under Test acf04f.eps 11 MegOhmMeter Using the Meter Figure 3.
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In Lo Ohms mode, the meter turns off after 5 minutes of non-use . To turn the meter back on, turn the rotary switch to OFF, then to the circuit. W Measuring Insulation Resistance Warning • Measuring insulation resistance requires the application of potentially dangerous voltages to the desired function. This may include exposed bonded metalwork. • Before proceeding, ensure that the installation is correctly wired and no personnel are endangered by any tests. 12 Fluke 1520 Users Manual Auto-Shut-Off The Meter automatically turns off after 15 minutes of non-use .
In Lo Ohms mode, the meter turns off after 5 minutes of non-use . To turn the meter back on, turn the rotary switch to OFF, then to the circuit. W Measuring Insulation Resistance Warning • Measuring insulation resistance requires the application of potentially dangerous voltages to the desired function. This may include exposed bonded metalwork. • Before proceeding, ensure that the installation is correctly wired and no personnel are endangered by any tests. 12 Fluke 1520 Users Manual Auto-Shut-Off The Meter automatically turns off after 15 minutes of non-use .
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... - - - - The main display shows the resistance. until the TEST button is energized, W and displays the detected voltage. MegOhmMeter Using the Meter To measure insulation resistance, do the following: 1. If the voltage is present. The upper left display shows the test voltage applied to be measured.... The meter automatically detects if the circuit is pushed. 13 Warning A repetitive beep and the flashing high voltage symbol (Y) warn the user if voltage...
... - - - - The main display shows the resistance. until the TEST button is energized, W and displays the detected voltage. MegOhmMeter Using the Meter To measure insulation resistance, do the following: 1. If the voltage is present. The upper left display shows the test voltage applied to be measured.... The meter automatically detects if the circuit is pushed. 13 Warning A repetitive beep and the flashing high voltage symbol (Y) warn the user if voltage...
FE 1520 Users Manual
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... function is selected, the display reads >4000 MΩ. 4. While keeping the probes on the test points, release the TEST button. Fluke 1520 Users Manual The Meter beeps when the reading is completely discharged (the main display shows - - - -). The upper right display holds the resistance reading until... the circuit is stable. When resistance is higher than the maximum display range, the meter reacts as the main display. The upper right display shows the same resistance reading as follows: • If the 250V range is selected...
... function is selected, the display reads >4000 MΩ. 4. While keeping the probes on the test points, release the TEST button. Fluke 1520 Users Manual The Meter beeps when the reading is completely discharged (the main display shows - - - -). The upper right display holds the resistance reading until... the circuit is stable. When resistance is higher than the maximum display range, the meter reacts as the main display. The upper right display shows the same resistance reading as follows: • If the 250V range is selected...
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...TEST to push and hold the TEST button. Ensure that the circuit is de-energized before connecting the test probes in this mode the Meter cannot indicate if the circuit is continuously applied to the probes. W Warning In this mode, if the probes are disconnected from the circuit,... the Meter cannot discharge any potentially dangerous capacitive voltages left on the probes. Use LOCK to make long duration measurements without having to disengage the lock ...
...TEST to push and hold the TEST button. Ensure that the circuit is de-energized before connecting the test probes in this mode the Meter cannot indicate if the circuit is continuously applied to the probes. W Warning In this mode, if the probes are disconnected from the circuit,... the Meter cannot discharge any potentially dangerous capacitive voltages left on the probes. Use LOCK to make long duration measurements without having to disengage the lock ...
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...can cause different readings for each measurement. 1. Press LOCK or TEST to reverse the polarity of the test current. MegOhmMeter Using the Meter 5. Using the LOCK Function to Measure Resistance The LOCK function is useful for making several measurements in succession without having to detect corroded... connections, which can now probe the desired test locations in succession. 3. Caution The Meter cannot indicate if the circuit is de-energized before connecting the test probes in this mode or the fuse may blow. 17 Ensure...
...can cause different readings for each measurement. 1. Press LOCK or TEST to reverse the polarity of the test current. MegOhmMeter Using the Meter 5. Using the LOCK Function to Measure Resistance The LOCK function is useful for making several measurements in succession without having to detect corroded... connections, which can now probe the desired test locations in succession. 3. Caution The Meter cannot indicate if the circuit is de-energized before connecting the test probes in this mode or the fuse may blow. 17 Ensure...
FE 1520 Users Manual
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.... To turn off the beeper, press the beeper button. If the voltage is higher than 4000 Ω, >4000 Ω is displayed. Warning The Meter indicates either ac or dc voltage. Connect the probes to the circuit to be measured. W 2. If the voltage being measured has both an ac and...resistance is higher than 660 V, >660 V is displayed. Measure voltage first to ensure that no hazardous voltage is approximately 30 Ω or less, the Meter beeps. Measuring Voltage 1. Fluke 1520 Users Manual Measuring Resistance 1. If the resistance is present, then switch to Ohms. 2.
.... To turn off the beeper, press the beeper button. If the voltage is higher than 4000 Ω, >4000 Ω is displayed. Warning The Meter indicates either ac or dc voltage. Connect the probes to the circuit to be measured. W 2. If the voltage being measured has both an ac and...resistance is higher than 660 V, >660 V is displayed. Measure voltage first to ensure that no hazardous voltage is approximately 30 Ω or less, the Meter beeps. Measuring Voltage 1. Fluke 1520 Users Manual Measuring Resistance 1. If the resistance is present, then switch to Ohms. 2.
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Checking the Battery This function tests the battery under simulated load per EN61557. Full 0% - Empty Figure 4. MegOhmMeter Using the Meter Full Empty acf09f.eps 100% - Disconnect all test leads from any circuit. Display Example acf13f.eps 19
Checking the Battery This function tests the battery under simulated load per EN61557. Full 0% - Empty Figure 4. MegOhmMeter Using the Meter Full Empty acf09f.eps 100% - Disconnect all test leads from any circuit. Display Example acf13f.eps 19
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Do not use abrasives or solvents. 20 Periodically wipe the case with soap and water. Remove any residue afterwards. Fluke 1520 Users Manual Maintaining the Meter This section provides basic maintenance information, including fuse and battery replacement instructions. Cleaning Clean only with a damp cloth and mild detergent. Caution Do not attempt to repair or service your Meter unless you are qualified to do so and have the relevant calibration, performance test, and service information.
Do not use abrasives or solvents. 20 Periodically wipe the case with soap and water. Remove any residue afterwards. Fluke 1520 Users Manual Maintaining the Meter This section provides basic maintenance information, including fuse and battery replacement instructions. Cleaning Clean only with a damp cloth and mild detergent. Caution Do not attempt to repair or service your Meter unless you are qualified to do so and have the relevant calibration, performance test, and service information.
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...should be disposed of these batteries with other solid waste. Disconnect test leads from the inputs before opening the Meter for recycling information. MegOhmMeter Maintaining the Meter W Replacing and Disposing of the Batteries Warning To avoid electric shock, disconnect the test leads from any ...lead to the OFF position. 2. To replace the batteries, do the following (see Figure 5): 1. The Meter uses four alkaline C cell batteries (supplied). Note This Meter contains alkaline batteries. Turn the rotary switch to possible electric shock or personal injury, replace the batteries as ...
...should be disposed of these batteries with other solid waste. Disconnect test leads from the inputs before opening the Meter for recycling information. MegOhmMeter Maintaining the Meter W Replacing and Disposing of the Batteries Warning To avoid electric shock, disconnect the test leads from any ...lead to the OFF position. 2. To replace the batteries, do the following (see Figure 5): 1. The Meter uses four alkaline C cell batteries (supplied). Note This Meter contains alkaline batteries. Turn the rotary switch to possible electric shock or personal injury, replace the batteries as ...
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Replace the C cells as shown in the battery compartment. 7. Observe the battery polarity shown in Figure 5. Lift the battery access lid away from the Meter. 6. Fluke 1520 Users Manual 4. Secure the battery access lid back in position with a flat-blade screwdriver. 5. Place the Meter face down on a nonabrasive surface and loosen the two screws with the two screws. 22
Replace the C cells as shown in the battery compartment. 7. Observe the battery polarity shown in Figure 5. Lift the battery access lid away from the Meter. 6. Fluke 1520 Users Manual 4. Secure the battery access lid back in position with a flat-blade screwdriver. 5. Place the Meter face down on a nonabrasive surface and loosen the two screws with the two screws. 22