HONGQI INSTRUMENT (CHANGXING) CO.,LTD CHINA

Pressure gauge industry experts, the biggest pressure gauge manufacturers in China

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Note About Pressure Gauge
- Jun 15, 2018 -

1. The instrument must be vertical: 17mm spanner should be used to tighten it when installing.




The watch case should not be strongly twisted; Avoid collision during transportation;



2, instrument using appropriate at ambient temperature is 25 ~ 55 ℃;



3. The vibration frequency of the working environment is <25HZ, and the amplitude is not greater than 1mm;



4. The upper sealing rubber plug of the surface shell can be cut off to make the inner cavity of the instrument communicate with the atmosphere.



5. The scope of instrument use shall be between 1/3 and 2/3 of the upper limit;



6. An isolation device should be added for measuring corrosive medium, possibly crystallizing medium and medium with high viscosity;



7. The instrument shall be calibrated regularly (at least every three months) and shall be repaired in time if any fault is found;



8. The company shall be responsible for the repair or replacement of the instrument within half a year from the date of delivery if the instrument is found to be invalid or damaged due to poor manufacturing quality under normal storage and use conditions;



9. If you need instruments to measure corrosive media, you should specify the required conditions when ordering.