Related Manuals for Extech Instruments 407860
Summary of Contents for Extech Instruments 407860
- Page 1 USER MANUAL Heavy Duty Vibration Meter Model 407860 GlobalTestSupply www. .com Find Quality Products Online at: sales@GlobalTestSupply.com...
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Page 2: Meter Description
Introduction Congratulations on your purchase of the Extech 407860 Vibration Meter. The Model 407860 measures vibration levels in industrial machinery. Misalignment, poor balancing, structural compromises, and other factors can cause unwanted vibration increases. The Model 407860 has a frequency sensitivity that meets ISO-2954 and offers Displacement, Velocity and Acceleration features. -
Page 3: Meter Operation
PEAK – For measurement of the peak value. Not available in the Displacement mode. MAX_HOLD – Holds and displays the maximum value. The display will update only when a new maximum is measured. Not available in the Displacement mode. 407860-en-GB_v3.0 2/17 GlobalTestSupply www. - Page 4 Turn the meter on and set the function to ACC and RMS. Make sure the vibration sensor is perfectly still (no vibration). Press and hold the HOLD button for > 5 seconds to allow the display to reach the zero value. 407860-en-GB_v3.0 2/17 GlobalTestSupply www. .com Find Quality Products Online at: sales@GlobalTestSupply.com...
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Page 5: Data Logging
When the display shows the sample rate, release the HOLD and REC buttons. Press and hold the REC button for > 5 seconds. The display will indicate 0 when the memory is clear. Cycle the meter power to return to normal operation. 407860-en-GB_v3.0 2/17 GlobalTestSupply www. .com Find Quality Products Online at: sales@GlobalTestSupply.com... - Page 6 FUNCTION button decrements the data location number. PC Interface For streaming of data from the meter to the PC via the RS232 port, the optional 407001-USB cable is required. 407860-en-GB_v3.0 2/17 GlobalTestSupply www. .com Find Quality Products Online at:...
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Page 7: Battery Replacement
Disposal: Do not dispose of this instrument in household waste. The user is obligated to take end-of-life devices to a designated collection point for the disposal of electrical and electronic equipment. 407860-en-GB_v3.0 2/17 GlobalTestSupply www. .com Find Quality Products Online at: sales@GlobalTestSupply.com... -
Page 8: Specifications
Displacement 0.003 to 1.999mm ±(5% + 2 digits) (peak to peak) inch 0.078in Calibration point: 0.141mm @ 160Hz Note: Accuracy stated from 80 to 160Hz @ 23 ± 5°C 407860-en-GB_v3.0 2/17 GlobalTestSupply www. .com Find Quality Products Online at: sales@GlobalTestSupply.com... -
Page 9: Appendix A: Machinery Classification
GROUP T – Large Turbo Machinery on Special Foundations Testing Status Vibration Severity (mm/s) Good 0 to 2.80 Acceptable 2.81 to 7.10 Permissible 7.11 to 18.00 Dangerous Greater than 18.00 407860-en-GB_v3.0 2/17 GlobalTestSupply www. .com Find Quality Products Online at: sales@GlobalTestSupply.com... -
Page 10: Appendix B: Relative Sensitivity Table (Iso 2954)
RMS: Root Mean Square Amplitude (RMS) is the square root of the average of the squared values of a waveform. The RMS amplitude of vibration is 0.707 times the peak amplitude value The RMS value of a vibration signal is an important measure of its amplitude. 407860-en-GB_v3.0 2/17 GlobalTestSupply www.
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