1. Introduction VC-01A Handheld Vibration Calibrator is a small, portable calibration instrument. It provides a stable vibration reference source, which can conveniently and accurately calibrate accelerometers, velocity sensors and displacement sensors, and could also test the measurement system composed of sensors to determine whether the sensors and the whole measurement system are working properly.
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This instrument has the following features: 1) Portable, Built-in battery 2) Small size and light weight Acceleration, velocity displacement calibration 4) Quick, easy field calibration of vibration measurement and recording systems 5) High-precision operating at 4 frequencies and 3 accelerations Page 2...
3. Principle of operation The VC-01A Handheld Vibration Calibrator uses a built-in standard accelerometer and an external transducer under test mounted back-to- back for testing by the comparison method, using closed- loop control to provide a highly stable vibration reference source.
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0.98, 4.91, 9.81g rms. The reference signal may also be used for velocity and displacement, at 0.98, 4.91, 9.81mm/s rms and 0.98, 4.91, 9.81μm rms, respectively. Figure 2 VC-01A Cross-Section of Handheld Shaker Vibration Head Page 5...
4. Panel function Figure 3 VC-01A Panel Diagram 1) Power button (ON/OFF) 2) Status indicator During normal operation, the LED shows green; when the LED shows orange, please unscrew the bottom part of the calibrator and remove the battery for charging.
5. How to use 1) Fix the under-testing sensor on the top of the calibrator. 2) Connect the sensor's cable to the back-end test equipment input. 3) Press the power button (ON/OFF). 4) Press the amplitude button to select suitable acceleration.
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