HT-21 micro dynamic tuning gyroscope  

Technical agreement

1.Power supply characteristics  

1.1 Motor power supply : three-phase sinusoidal, line voltage 12V ± 0.5V, frequency 500Hz, output power not less than 3W.   1.2 Signal power supply : single phase sine wave, voltage 3.5V ± 0.1V ( RMS ), frequency 8kHz ± 8Hz, waveform distortion less than 0.03, power not less than 1W.   

1.3 Preamplifier power supply : DC voltage ( ± 15 ± 0.3 ) V, current not less than 0.4 A, ripple voltage not more than 30 mV ( peak-peak ).

2.Technical indicators  

2.1 Torque scale factor : ≥1600（°／h）mA；

2.2 Drift independent of acceleration g : ≤80°／h；

2.3 Axial mass unbalance drift : ≤10（°／h）／g；

2.4 Drift caused by orthogonal pendulum : ≤10（°／h）／g；   

2.5 Drift caused by axial acceleration : ≤10（°／h）／g；

2.6 Single start random drift at fixed position : ≤0.8°／h（1σ）；

2.7 Daily repeatability : ≤1.5°／h（1σ）；

2.8 Velocity range : －200°／s～200°／s

2.9 Rate linearity : ≤0.2％（F·S）。

3.Environmental conditions  

3.1 Working temperature range : -45 °C ~ 70 °C.   

3.2 Vibration  Frequency range : 15 ~ 2000Hz.   

Power spectral density : 0.12g2 / Hz.   

Direction and time : 5 min each vibration along the product

 H axis and X axis ( Y axis ).   

3.3 Impact Peak acceleration : 150g.  

Duration : 6ms.   

Direction and times : impact three times along product H axis and X axis ( Y axis ).

4. Shape and installation dimensions

5 Connector wiring definition

Download：

HT-21.pdf