Type 4294 permits accurate adjustment of measuring instrumentation at a standard acceleration level of 10 ms-2 (0 - 70 g load). The reference signal may additionally be used for velocity and displacement calibration, at 10 mms-1 and 10 µm respectively.

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Precise field calibration of vibration transducers
Rapid calibration and checking
Quick, easy field calibration of vibration measurement and recording systems

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Small, lightweight, and battery-driven
Leather case for impact protection
Designed for everyday use in harsh environments
Acceleration, velocity and displacement calibration
High-precision, crystal-controlled servo operating at 159.15 Hz (1000 rad s-1)
Drop- and environment-tested according to IEC 60068
Splash-proof according to IP 54 (IEC 60529)