Regarding the grounding of electromagnetic flowmeter, its share in automatic control knowledge system is very small.

Check whether the transmitter power supply is connected reversely;

Glass rotor flowmeter is used in chemical industry, petroleum, light industry, medicine, environmental protection, food and measurement, scientific research and other departments to measure the flow o

Before installation, the diaphragm pressure gauge must carefully check the model, diaphragm material and measuring range, and check whether the diaphragm is damaged; When there is no pressure, the pre

Adjustment method of diaphragm pressure indication value

Stainless steel pressure gauges are mainly used for pressure detection in metallurgical, electric power, petroleum, chemical, light industry, machinery and other industrial sectors. Stainless steel pr

Stainless steel shock-resistant meter is composed of many parts: connector, spring tube, sealing piece, movement, connecting rod, dial (dial), pointer, sealing ring and case. The following is a descri

The automatic verification system of pressure gauge manufacturers includes two parts: pressure gauge verification/calibration management system and automatic interpretation system of instrument indica

Digital pressure gauge combines the world-leading microprocessor technology and advanced analog-to-digital conversion algorithm to meet the requirements of high precision and low power consumption. La

Explosion-proof electric contact pressure gauges are widely used in petroleum, chemical industry, metallurgy, power station, machinery and other industrial departments or electromechanical equipment t

Because the diaphragm pressure gauge system uses the filled sealing liquid as the medium to transmit pressure, the expansion number, strength and pressure receiving part of the diaphragm pressure gaug

According to the allowable error of process production and the selected instrument mileage, the allowable reference error of the instrument is calculated, and the precision of the instrument is determ