The ZCZS-40A tachometer calibration device is the latest developed by Wuxi Zice Tuoxin Metrology Technology Co., Ltd. The machine adopts the latest servo control technology combined with intelligent PID control. Composed of measurement and control system, speed generator, etc. Mainly used for tachometer calibration in metrology institutes at all levels.
Technical parameters:

1. Gearbox range: (10-40000) r/min;
2. Relative expansion uncertainty of rotational speed: 1 × 10-4; Stability 1 × 10-4 (k=3);
3. Speed resolution: 0.001 r/min;
4. Built in frequency standard: 10MHz;
5. Frequency accuracy: 5 × 10-6; Stability: 5 × 10-6;
6. Gearbox speed ratio 1:10;
7. Power supply: AC220V ± 10%, 50Hz;

Performance characteristics:

1. It can be used for the calibration of various speed instruments and speed measurement systems such as speed, reverse protection, and overspeed protection, and is suitable for the calibration of various specifications of magneto electric, magneto resistive, Hall type, and eddy current speed sensors.

2. Equipped with complete accessories, it can calibrate photoelectric or mechanical, handheld, contact or non-contact tachometers, etc

3. It can output standard electrical signal sources and perform separate calibration on secondary instruments for speed measurement.

4. It can operate at a single point, and the equipment will automatically run after setting the speed point and time.

5. Equipped with a speed sensor signal input interface, the speed sensor can be calibrated separately without a secondary instrument. (Provide several types of voltage drives for active speed sensors)

6. Equipped with sensors to calibrate the output characteristics of various speed measuring motors.

7. Programmable operation, edit operating points and time. The system automatically runs according to the set points.

8. Using servo motors as the speed drive source, it has low noise and good stability.