GZJY-2A type speed standard device

Functional features
. Can be used for the verification of various speed instruments and speed measurement systems such as speed, reversal protection and overspeed protection
. Complete accessories can be used to test photoelectric or mechanical, handheld, contact or Calibration of non-contact tachometers
. Suitable for calibration of magnetoelectric, reluctance, Hall, and eddy current speed sensors of various specifications
. Special accessories can be configured to calibrate Calibrate various aviation tachometers and marine tachometers
. Calibrate the output characteristics of various speed measuring motors
. Can output standard electrical signal sources to independently calibrate secondary instruments for speed measurement
. Equipped with a speed sensor signal input interface, the speed sensor can be independently calibrated without a secondary instrument
(Several types of voltage drives are provided for active speed sensors)
. Suitable for province one Level metrology departments or scientific research enterprises with higher requirements
Performance indicators
Speed range: ~ /
Speed uncertainty: -
Speed stability:
Time base performance: Power-on accuracy - Daily stability
< r > Time base frequency
Speed resolution: . (~ /)
(~ /)
(~ /)
Output standard electrical signal: frequency range ~, accuracy -, waveform is square wave, amplitude is
can be output DC voltage:,,
Required range for accessing external test signals: ~ , amplitude greater than
total power