AS-DG1 is a high-precision intelligent digital pressure gauge. It has a high-precision sensor and displays pressure accurately in real time. It has advantages of high precision and good long term stability. AS-DG1 is equipped with a large size LCD, featuring with functions of zero clearing, backlight, on/off button, units switching and low pressure alarm. It is convenient to install and easy to operate. The housing and connector of AS-DG1 are made of stainless steel 304 with excellent vibration resistance. It can be used to measure gas, liquid, oil and other non-corrosive medium of stainless steel. AS-DG1 is applicable to portable pressure measurement and equipment supporting and calibration fields.