What Is The Attention Of The Use Of Pressure Gauges?

1, the instrument must be vertical: the installation should use a 17mm wrench to tighten, should not be forced to twist the case; Avoid collision during transportation;

2, the instrument should be used in the ambient temperature of -25~55℃;

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

4, because the ambient temperature is too high in use, the indicator value of the instrument does not return to zero or the indicator value is out of tolerance, you can cut the sealing rubber plug on the upper part of the case, so that the inner cavity of the instrument can be communicated with the atmosphere;

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