Manfred Weber
Metra Mess- und Frequenztechnik in Radebeul e.K.
Since 1954

Vibration Calibrators

Metra is a leading manufacturer of vibration sources for the calibration of accelerometers, velocity and displacement sensors. Metra's vibration calibrators have some unique features such as a very high payload and variable vibration frequencies.

Vibration Calibrating System	VC110
Rapid and easy calibration of vibration measuring systems Measurement of frequency response Built-in signal conditioner with transducer sensitivity display Built-in accumulator for mobile use Traceable to PTB standard PC controlled ASCII command set for external control	Please click for details VC110: Operating panel VC110: Connectors VC110: Connectors VC110: View at shaker VC110: Carrying case VC110-PC-Software: Setup menu VC110-PC-Software: Display VC110-PC-Software: Frequency response VC110-PC-Software: Sensor data base
Vibration magnitude	1 m/s² RMS
Vibration frequency	70 .. 10 000 Hz
Maximum sensor weight	400 g
Sensor types	Charge, IEPE and voltage output
	Data sheet (250 kB) Instruction manual (700 kB)
	PC software for operation, measurement and archiving

Vibration Calibrators	VC20	VC21
Quick and simple calibration and fault detection of sensors and measuring chains for acceleration, velocity and displacement Load independent vibration magnitude Vibration magnitude of 10 m/s² (VC20) or selectable in 5 steps from 1 to 20 m/s² (VC21) Quartz stabilized vibration frequency of 159.2 Hz (VC20) or selectable in 7 steps from 15.92 Hz to 1280 Hz (VC21) Suitable for the calibration of whole-body human vibration meters to ISO 8041 and building vibration meters to DIN 4150-3 Battery operated for mobile use Traceable to PTB reference standard Rugged design	Please click for details Vibration Calibrator VC20 VC20: Display, key pad and charge socket VC20: View at shaker VC20: Transport case Model VC20 replaces VC10, VC11 and VC12	Please click for details Vibration Calibrator VC21 VC21: Display, key pad and charge socket VC21: View at shaker VC21: Transport case
Vibration frequencies	159.2 Hz	15.92 / 40 / 80 / 159.2 / 320 / 640 / 1280 Hz
Vibration magnitudes	10 m/s²	1 / 2 / 5 / 10 / 20 m/s²
Maximum sensor weight	600 g	50 - 500 g, depending on frequency and magnitude
	Data sheet (250 kB) Instruction manual VC20 (350 kB) Instruction manual VC21(D) (550 kB)

Vibration Calibrator	VC21D
Quick and simple calibration and fault detection of sensors and measuring chains for acceleration, velocity and displacement Detachable clamping device for the dynamic calibration of non-contact displacement sensors (proximity probes) at 159.2 Hz with thread adapters for all common sensor models Clock output for the synchronization of frequency-selective measuring systems Load independent vibration magnitude Vibration magnitude selectable in 5 steps from 1 to 20 m/s² Quartz stabilized vibration frequency selectable in 7 steps from 15.92 Hz to 1280 Hz Suitable for the calibration of whole-body human vibration meters to ISO 8041 and building vibration meters to DIN 4150-3 Battery operated for mobile use Traceable to PTB reference standard Rugged design	Please click for details Vibration calibrator VC21D VC21D with displacement sensor, clock output VC21D: Thread adapter
Vibration frequencies	15.92 / 40 / 80 / 159.2 / 320 / 640, 1280 Hz
Vibration magnitudes	1 / 2 / 5 / 10 / 20 m/s²
Maximum sensor weight	50 - 500 g, depending on frequency and magnitude
	Data sheet (250 kB) Instruction manual VC21(D) (550 kB)