Pneumatic lock valve
manufacturer: Shanghai MeiYan Yi Pump & Valve Co., Ltd.
Eml: sales@1bengfa.com
Tel: +86 (21) 5640 2009
Mob: +86 138 1691 3072（WeChat Same Account）
product drawing
Pneumatic lock valves
features
Shanghai Yihuan ZPB-201 type pneumatic locking valve is one auxiliary unit of pneumatic unit combination instrument. When the instrument air system malfunction, locking valve can cut off regulator and the valve channel automaticlly, makes the valve in original position, to ensure the process normal running, until the source fault is eliminated, return to normal work. Therefore, pneumatic locking valves are used in important automatic control circuit as a safety protection position.
technical parameters and performance
1、temperature -20-+60℃，relatuve humidity≤95%
2、environmental vibration frequency：≤25Hz，amplitude＜0。2mm
3、the given pressure adjustable scope：0。8-2。5Kgf/cm2
4、passage pressure：0。2-2 Kgf/cm2
5、response；≤0。15 Kgf/cm2
6．channel flow ≥1。5m3/h
