What are the technical requirements for the electronic expansion valve flow test bench for industrial refrigeration equipment?

　　

The test bench is fully PLC-monitored, and a special pulse drive board is customized for valve opening test. The number of pulses and frequency can be set as required, and the response is sensitive. What are the technical requirements for the electronic expansion valve flow test bench for industrial refrigeration equipment? Let's see how Guangzhou Zhipinhui Electronic Technology explains it.

1. Number of stations: 2 stations

2. Power supply: AC220V/ 50HZ

3. Detection medium: air

4. Air source pressure: 0.8Mpa clean compressed air

5. Flow meter performance: response 10ms, accuracy ±0.8% reading ±0.2%FS,

Flow meter range 0-100L/min

6. Pressure reducing valve performance: SMC high-precision pressure regulating valve is used, with a sensitivity of 0.2%F.S, and repetitive accuracy within ±0.5%F.S.

7. Air flow test: 0.1Mpa compressed air (adjustable)