Calibration device for elevator speed limiter tester

1、 Product Introduction:

2、 Functional Features
1. Simulate elevator speed limiter and test the stability of speed and acceleration during the transmission of the tester.
2. Measure the speed simultaneously with the tester and calibrate the measurement accuracy of the tester.
3. Set the action speed value of the electrical contact switch, output the action signal of the electrical contact switch, and calibrate the accuracy of the speed value recorded by the tester.
4. Set the mechanical switch action speed value, output the mechanical switch action signal, and calibrate the accuracy of the speed value recorded by the tester.

3、 Technical indicators:

1. Speed measurement range: 0-20.00 m/s
2. Speed measurement resolution: 0.00 1m/s
3. Acceleration measurement range: 0-99.99 cm/s2
4. Acceleration measurement resolution: 0.01 cm/s2
5. Measurement accuracy: 3 × 10-3
6. Crystal oscillator frequency accuracy: 1 × 10-4
7. Time base frequency 4-hour stability: 1.0 × 10-4.
8. Measure line speed and save the largest measurement data function;
9. Measure the action speed of the speed limiter electrical switch and the speed limiter action speed, and automatically save the data;
10. Data viewing and browsing functions;
11. Parameter setting function;
12. Power supply: AC 220V;
13. Wheel circumference: should be an integer multiple of 314mm, recommended 628mm.
14. A tool for measuring the diameter of the wheel disc of the elevator speed limiter tester.