pneumatic butterfly valve

Model：ZSH/SW
Category：Pneumatic Valve
origin：SHANGHAI

SHANGHAI AUTOMATION INSTRUMENTATION CO., LTD

ZSH/SW pneumatic butterfly valve, made up of butterfly valve and gear, rock double-piston pneumatic actuator. Butterfly valve is open structure. This pneumatic butterfly valve contain simple structure, reliable use, large flow capacity, light weight, mainly used to control flow and pressure of media of low-pressure fields

Products features

ZSH/SW pneumatic butterfly valve, simple structure, valve mainly made up of valve body, butterfly plate, valve stem, filler; between valve plate and valve body is open structure, easy to maintain, but leakage is large, so this series of valve used in fields of low requirements of leakage

1、 enterprise standard code of this product: Q／YXBM80

2、 main technology index

Project	Technology index（with valve positioner ）
Basic error	≤±2％
Hysteresis	≤1.5％
Dead band	≤1.5％
Error of rated angle	±2.5。
Leakage	≤2.5％×rated capacity of valve