The AEMC Model 6501 megohmmeter is a compact, self-contained, hand-cranked true megohmmeter. This practical and dependable instrument is designed for a broad range of plant and field service applications, such as acceptance testing and preventive maintenance of wiring, cables, switchgear and motors.
The easy hand-cranked operation provides a steady, DC voltage output across the entire range for consistently reliable readings. In addition to insulation resistance testing at 500 V, the Model 6501 also permits resistance testing to 500 kΩ and continuity testing to 100 Ω. A 600 V test voltage range is provided to perform safety checks to confirm that the sample is fully discharged and not connected to an energized circuit.
The AEMC Model 6501 megohmmeter has a unique auto-ranging feature which expands the scale ten times. When the pointer reaches near the end of scale, the auto-ranging feature activates, returning the pointer to the beginning of the scale with the x10 red LED indicator on. Insulation resistance is indicated with a rugged taut-band meter movement on a logarithmic scale. The indicator scale is large and easy-to-read, and has a direct reading on all ranges. An amber LED on the front panel illuminates when the proper crank speed is attained, indicating the presence of the selected output.
Insulation Tests | |
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Test Voltage | 0.5 up to 200 MΩ |
Short Circuit Current | 5mA (max) |
Accuracy | 2.5% of Scale Length |
Automatic Discharge | 5 s/µF |
Charging Time | 0.5 s/µF |
Resistance Tests | |
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Measurement Range | 0 to 45kΩ |
45 to 500 kΩ | |
DC Test Current | 1 mA constant, 500 V max |
Accuracy | 2.5% of Scale Length |
Charging Time | 0.5 s/µF |
Discharging Time | 5 s/µF |
Continuity Tests | |
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Test Voltage | 5 mA constant, 10 V max |
Measurement Range | 0 to 9 Ω |
9 to 100 Ω | |
Accuracy | 2.5% of Scale Length |
Fuse Protection | 0.2 A, 250 V, fast-blow, 5 x 20mm |
Voltage Tests/Safety Check | |
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Voltage Range | 0 to 600 VAC |
Frequency | 45 to 450 Hz |
Accuracy | 3% of Scale |
Scale | Direct reading on all ranges; 3" (76mm), black on white |
This product can be used in the following applications:
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