Pneumatic regulating butterfly valve regulating mechanism main technical parameters

nominal diameter mm




































the rated flow coefficient Kv




































nominal pressure MPa

.


rated corner °




signal KPa pressure

~



flow characteristics approximate percentage etc.



medium temperature ℃

- ~ ( The normal temperature; - ~ ( Medium temperature; - ~ ( High temperature


nozzle flange

by JB - The wafer flange connection



signal connecting screw hole
M x.


with actuator

film

ZMA -

ZMA-

ZMA-

ZMA-




piston



ZSC -


pneumatic valve body material

mid-december, - ； CrNi； ZGCrNiTi, ZGOCrNiMoTi


can match the attachment

the handwheel, positioner, air filtration pressure reducer, etc.
diaphragm actuators are the main technical parameters of the




type no.

ZMA -

ZMA-

ZMA-

ZMA-


effective area cm










trip mm










spring range KPa

~; ~; ~; ~
main technical parameters of piston type actuators




type no.

the piston diameter mm

effective area cm

range mm

the maximum operating pressure KPa

maximum output force N


ZSC -










performance index




of machine structure

diaphragm actuator

piston actuator


class don't

without locator

with locator

with locator


spring range KPa


~

~


project

this mistake behind %

-

-

±。

±。


return difference %



-

。

。


dead zone %



-

。

。


always point deviation %

gas drive

starting point

plus or minus.

±。

±。

-


end

-

-


qi guan

starting point

-

-


end

plus or minus.

±。


nominal Angle deviation %

plus or minus.


allow leakage/h

x - X rated capacity of the pneumatic valve

YAZE ( Pneumatic company's main products: pneumatic pneumatic valve pneumatic ball valve pneumatic butterfly valve pneumatic actuator