... product is widely used for pressure measure and control of petroleum, chemi-industry, metallurgy, power station and hydrology, etc.2. Specifications:Model ... , chillers, air –conditioners, automobiles, gas and oil fields, water-supply, project machines, hydraulic systems and so on.2. 0-5V ... and fitting.4. Needs to be connected with indicators or PLC etc., to read out the pressure value., you can ...