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Suzhou SAN yuan appliances production SDZ-2 meter is used to test the escalator handrail with and between the running speed of cascade synchronous rate, prevent for synchronous rate caused by poor safety factor, and can be widely used in the escalator manufacturing, installation, commissioning, maintenance and inspection, has altered the sensory test by escalator synchronous rate method, is an essential tool escalator detection.

The main function
1 automatic calculation of synchronous rate and the average speed
2 memory test results
3 liquid crystal display
4 Chinese menu
5 distance measurement
6 built-in stopwatch

The main technical parameters
1 speed range from 0.200 to 5.000 m/s
2  speed resolution: 0.001 m/s
3 speed measurement error: plus or minus 1%
4 synchronous rate error: plus or minus 0.2%