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Summary of Contents for AEMC 6536
- Page 1 Megohmmeter Model 6536 User Manual ENGLISH ® CHAUVIN ARNOUX GROUP DataLoggerStore 1.877.766.541 www. Shop for Data Logging products online at:...
- Page 2 Statement of Compliance Chauvin Arnoux , Inc. d.b.a. AEMC Instruments ® ® certifies that this instrument has been calibrated using standards and instruments traceable to international standards. We guarantee that at the time of shipping your instrument has met its published specifications.
- Page 3 Chauvin Arnoux , Inc and AEMC are registered trademarks of AEMC Instruments. ® ®...
- Page 4 Thank you for purchasing the Megohmmeter Model 6536. For best results from your instrument: ■ Read these operating instructions carefully ■ Comply with the precautions for use WARNING, risk of DANGER! The operator must refer to these instructions whenever this danger symbol appears WARNING, risk of electric shock.
- Page 5 PreCautionS for uSe This instrument is compliant with safety standard IEC 61010-2-030, and the leads are compliant with IEC 61010-031, for voltages up to 600V in CAT IV or 1000V in CAT III. Failure to observe the following safety instructions may result in electric shock, fire, explosion, and damage to the instrument and installation.
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Page 6: Table Of Contents
2.2.3.1 Lead Compensation ............21 2.2.3.2 Continuity Measuring .............22 2.2.4 Resistance Measurement ............23 2.2.5 Floor Resistance Testing ............24 2.2.5.1 Setup................25 2.2.5.2 Test Procedure ...............25 2.2.5.3 Measurement Results ............28 Megohmmeter Model 6536 DataLoggerStore 1.877.766.541 www. Shop for Data Logging products online at:... - Page 7 4.2.1.3 Voltage during continuity/resistance measurement ..40 4.2.2 Resetting the Instrument ............40 4.3 Repair and Calibration ................40 4.4 Technical and Sales Assistance ............41 4.5 Limited Warranty .................41 4.6 Warranty Repairs ................41 Megohmmeter Model 6536 DataLoggerStore 1.877.766.541 www. Shop for Data Logging products online at:...
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Page 8: Introduction
Save the damaged packing container to substantiate your claim. Ordering Information: Megohmmeter Model 6536.............. Cat. #2155.56 Megohmmeter Model 6536 ESD Floor Kit ........Cat. #2155.57 Shipping Contents: Megohmmeter Model 6536 Soft Carrying Case Two color-coded (red/black) 1.5m test leads,... -
Page 9: Accessories
■ Resistance measurement ■ Programmable alarms The Model 6536 is also available as a floor resistance testing kit (see § 2.2.5) for testing both point-to-ground and point-to-point electrostatic discharge (ESD). In addition to the instrument, the kit contains two 5 lb (2.3 kg) floor weights (also referred to as NFPA probes) that are in compliance with EOS/ESD 11.11... -
Page 10: Front Of Instrument
Blue backlit LCD Six function buttons (see § 1.8) TEST button to start insulation measurements (see § 2.2.2.1) Five-position rotary switch to choose the function or to turn the instrument Megohmmeter Model 6536 DataLoggerStore 1.877.766.541 www. Shop for Data Logging products online at:... -
Page 11: Back Of Instrument
1.6 Back of instrument Figure 2 Captive quarter-turn screw Battery compartment cover Mounting magnets, molded into instrument case Non-skid pads Stand Megohmmeter Model 6536 DataLoggerStore 1.877.766.541 www. Shop for Data Logging products online at:... -
Page 12: Terminals
■ Choose the continuity test current (§ 2.2.3). ■ Program the alarm thresholds (§ 2.1.2). Displays the difference between the present measurement and a ∆Rel stored reference measurement (§ 2.1.3). Megohmmeter Model 6536 DataLoggerStore 1.877.766.541 www. Shop for Data Logging products online at:... -
Page 13: Lcd Display
When the measured value is below the minimum, the instrument displays - - - - . When measuring voltage, if the reading falls outside the range defined by the positive and negative limits, the instrument displays OL or – OL. Megohmmeter Model 6536 DataLoggerStore 1.877.766.541 www. -
Page 14: Operation
3. Press to validate the change. symbol disappears from the display when you exit Set-Up. Note that this setting reverts to On when you turn OFF the instrument. Megohmmeter Model 6536 DataLoggerStore 1.877.766.541 www. Shop for Data Logging products online at:... -
Page 15: Alarms
The alarm function is available in insulation, resistance, and continuity measurement modes. Pressing the button activates the alarm. The symbol appears on the LCD, along with the threshold value. TEST Megohmmeter Model 6536 DataLoggerStore 1.877.766.541 www. Shop for Data Logging products online at:... -
Page 16: Setting An Alarm Threshold
4. Use the ► and buttons to select and change the other digits in the threshold value, as well as the units of measurement. 5. When finished setting the threshold, press the ► button to validate the setting. Megohmmeter Model 6536 DataLoggerStore 1.877.766.541 www. -
Page 17: Viewing Alarms
(R ) and will be stored and subtracted from subsequent measurement values (R ). The ∆REL symbol meas appears on the LCD while this function is activated. Megohmmeter Model 6536 DataLoggerStore 1.877.766.541 www. Shop for Data Logging products online at:... -
Page 18: Hold Function
Pressing the HOLD button freezes the display of the measurement. This can be done in all functions except during a timed measurement ( To unfreeze the display, press the HOLD button again. Megohmmeter Model 6536 DataLoggerStore 1.877.766.541 www. Shop for Data Logging products online at:... -
Page 19: Backlighting
To ensure proper and accurate operation of the instrument, we recommend measuring a known voltage (such as an electrical outlet) before measuring unknown voltages. 1. Set the switch to V or MΩ VAR. Megohmmeter Model 6536 DataLoggerStore 1.877.766.541 www. Shop for Data Logging products online at:... - Page 20 2. Using the leads, connect the system to be tested to the instrument’s terminals. The instrument displays the voltage on the terminals. It detects whether the voltage is AC or DC. Megohmmeter Model 6536 DataLoggerStore 1.877.766.541 www. Shop for Data Logging products online at:...
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Page 21: Insulation Measurement
The system under test must be powered down and discharged. When testing insulation, the typical connection is negative (black) lead to conductor and positive (red) lead to ground or the outer insulation of the device under test. Megohmmeter Model 6536 DataLoggerStore 1.877.766.541 www. - Page 22 The symbol is displayed until the voltage on the system under test has fallen below 70V. Megohmmeter Model 6536 DataLoggerStore 1.877.766.541 www. Shop for Data Logging products online at:...
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Page 23: Test Button Operation
TEST button starts the test. The LCD displays the measurement, along with a “countdown” timer showing the time remaining in the test. The test automatically stops when the duration end time is reached and the result is displayed. Megohmmeter Model 6536 DataLoggerStore 1.877.766.541 www. -
Page 24: Remote Control Probe (Optional)
TEST button on the probe. To use this accessory, refer to its separate operating instructions. When the probe is connected, the symbol is displayed on the instrument’s LCD. Megohmmeter Model 6536 DataLoggerStore 1.877.766.541 www. Shop for Data Logging products online at:... -
Page 25: Continuity Measurement
If the leads are changed with no change of compensation, the display may become negative. The instrument reports that the compensation must be redone by displaying a blinking symbol. Megohmmeter Model 6536 DataLoggerStore 1.877.766.541 www. Shop for Data Logging products online at:... -
Page 26: Continuity Measuring
LCD. You can change the current by pressing the ► button. 3. Use the leads to connect the instrument to the system to be tested. The system to be tested must be powered down. Megohmmeter Model 6536 DataLoggerStore 1.877.766.541 www. -
Page 27: Resistance Measurement
Ω Ω 2. Connect the system to be tested to the instrument. The device to be tested must be powered down. 3. The instrument displays the results. Megohmmeter Model 6536 DataLoggerStore 1.877.766.541 www. Shop for Data Logging products online at:... -
Page 28: Floor Resistance Testing
Electrostatic voltage must be less than +/-100V. The Model 6536 can be purchased as part of a kit specifically designed for testing floor resistance in areas where electrostatic discharge is a concern, such as computer rooms, electronic assembly rooms, and hospitals. In addition to the instrument, the kit includes a 25-foot (7.6m) shielded lead and two 5 pound... -
Page 29: Setup
3. Unless otherwise specified, make five measurements on each floor section with the weights at different locations for each measurement, and record the value to two significant figures (see Figure 5 below). Megohmmeter Model 6536 DataLoggerStore 1.877.766.541 www. - Page 30 Table Top Electrodes 36 " > 700V 600V CAT IV Figure 5 4. Repeat this procedure with the Model 6536 connected between one weight and a known electrical ground (Figure 6). Megohmmeter Model 6536 DataLoggerStore 1.877.766.541 www. Shop for Data Logging products online at:...
- Page 31 5. When finished, turn off the Model 6536 and return it to the case. If the resistance changes with time during a measurement, the value observed after about 5 seconds should be considered the measured value.
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Page 32: Measurement Results
■ Resistance from electrode to electrode (Figure 5): Measured value: ≥ 1MΩ ■ Resistance from test electrode to a groundable point (Figure 6): Measured value: ≤ 10,000MΩ (10GΩ) Megohmmeter Model 6536 DataLoggerStore 1.877.766.541 www. Shop for Data Logging products online at:... -
Page 33: Specifications
400 to 700V Resolution 0.1V (AC and DC) 1V (AC and DC) Accuracy ± (3% R + 2 ct) Input impedance 400kΩ Frequency ranges DC and 15.3 at 800Hz Megohmmeter Model 6536 DataLoggerStore 1.877.766.541 www. Shop for Data Logging products online at:... -
Page 34: Insulation Measurement
± (3% R + 3 ct) Typical Discharge Time after Test To go from V to 25V, the discharge time is < 2s/µF. Test Current Maximum test current: 2mA Megohmmeter Model 6536 DataLoggerStore 1.877.766.541 www. Shop for Data Logging products online at:... -
Page 35: Continuity Measurement
-0.05Ω at 200A and -0.5Ω at 20mA. Test Current 200mA range: 200mA (0mA + 20mA) 20mA range: 20mA ± 5mA Measurement Range 0 to 250mA Megohmmeter Model 6536 DataLoggerStore 1.877.766.541 www. Shop for Data Logging products online at:... -
Page 36: Resistance Measurement
(0.3% R/18°F + (-4 to 131°F) 1 ct) Relative 20 to 80% V, F 1% R + 2 ct humidity 15.3 to Frequency 2% R + 1 ct 800Hz Megohmmeter Model 6536 DataLoggerStore 1.877.766.541 www. Shop for Data Logging products online at:... -
Page 37: Insulation Measurement
R ≤ 0.1GΩ : 4V voltage (V from 0.1 to 1GΩ : 0.2V = 100V: from 100kΩ to 10MΩ : 20V from 10MΩ to 1 GΩ : 0.3V Megohmmeter Model 6536 DataLoggerStore 1.877.766.541 www. Shop for Data Logging products online at:... -
Page 38: Resistance And Continuity Measurement
5% R + 10 ct 0.4Vac the test voltage Accepts no perturbations Common mode at 200mA rejection in AC 0 to 600Vac at 20mA 50dB 40dB 50/60 Hz Megohmmeter Model 6536 DataLoggerStore 1.877.766.541 www. Shop for Data Logging products online at:... -
Page 39: Intrinsic Uncertainty And Operating Uncertainty
3.4 Power Supply The instrument is powered by six 1.5V alkaline AA (LR6) batteries. The voltage range ensuring correct operation is from 6.6V to 9.6V. Typical life between charges: Megohmmeter Model 6536 DataLoggerStore 1.877.766.541 www. Shop for Data Logging products online at:... -
Page 40: Environmental Conditions
Pollution Degree: 2 Overvoltage Category: 600V CAT IV Immunity according to: EN 61326-1 : 2013 Emission according to: EN 61326-1 : 2013 Specifications are subject to change without notice. Megohmmeter Model 6536 DataLoggerStore 1.877.766.541 www. Shop for Data Logging products online at:... -
Page 41: Maintenance & Troubleshooting
G VHz If the battery voltage is too low to ensure correct operation of the instrument, a “low battery” message appears on the LCD and the symbol blinks: Megohmmeter Model 6536 DataLoggerStore 1.877.766.541 www. Shop for Data Logging products online at:... - Page 42 3. Remove the battery compartment cover. 4. Remove the batteries from the compartment. Do not treat spent batteries as ordinary household waste. Take them to the appropriate collection facility for recycling. Megohmmeter Model 6536 DataLoggerStore 1.877.766.541 www. Shop for Data Logging products online at:...
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Page 43: Troubleshooting
For example, the < screen to the left is displayed when the range is exceeded while measuring in the 100V range. Megohmmeter Model 6536 DataLoggerStore 1.877.766.541 www. Shop for Data Logging products online at:... -
Page 44: Voltage During Continuity/Resistance Measurement
You can reset your instrument at any time. To do this: 1. Press the ▲ and buttons simultaneously. 2. Turn the rotary switch to any setting other than OFF. 3. The instrument reboots. Megohmmeter Model 6536 DataLoggerStore 1.877.766.541 www. Shop for Data Logging products online at:... -
Page 45: Technical And Sales Assistance
4.5 Limited Warranty The Model 6536 is warranted to the owner for a period of one year from the date of original purchase against defects in manufacture. This limited warranty is given by AEMC Instruments, not by the distributor from whom it was purchased. This ®... - Page 46 NOTES: DataLoggerStore 1.877.766.541 www. Shop for Data Logging products online at:...
- Page 47 NOTES: DataLoggerStore 1.877.766.541 www. Shop for Data Logging products online at:...
- Page 48 ® CHAUVIN ARNOUX GROUP DataLoggerStore 1.877.766.541 www. Shop for Data Logging products online at:...
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