Three-valve assembly

Product Model: YF1151
Product grade: PN1.6-41.4MPa
Product material: WCB/304/316
Product Specification: ½
The three-valve assembly consists of a valve body, two stop valves and one balance valve. The online zero point calibration operation procedure for differential pressure transmitters: First, open the balance valve and close the two stop valves, and then the zero point calibration of the transmitter can be carried out.