97/98-21200 series pneumatic single-seat control valve
Description
97/98-21200 series pneumatic single-seat control valve is made up of 21200 series single-seat valve and pneumatic diaphragm multi-spring actuator. 21200 series single-seat control valve is new type product with advanced technology, with large flow capacity, small leakage, large adjustable ratio and excellent vibration-resistance, after being equipped with pneumatic multi-spring actuator, the whole set is small and light and compact.
97/98-21200 series pneumatic single-seat control valve performs excellently, applicable to various middle and low-pressure fluid control process.
|
Item |
technology index(with positioner) |
|
Basic error |
±1% |
|
Return difference |
1% |
|
Dead zone |
0.4% |
Shanghai MeiKai YouDi Instrument Co., Ltd. is the marketing center of Shanghai Automation Instrumentation Co, Ltd which is a large state-owned stock company. It has several branches, for example, branch 3 produces temperature instrument, branch 4 produces pressure gauges, branch 7 valves, branch 11 actuators, etc.
The "Marketing Center" of Shanghai Automation Instrumentation Co., Ltd., established in 1995, after many years of market-oriented operation, now a comprehensive service company integrating company's spare parts, project market management, sales, technical support, and after-sales service as one. "Marketing Center" is e-commerce center which collects 150 series, more than 3, 000 new and old products from Shanghai Automation Insutrumentation. All the online products are qualified, widely used in electric power, metallurgy, petrochemical, electrical and mechanical, textile, food and national defense scientific research and other industries, popular among customers at home and abroad.
