BURKERT德國帶氣動(dòng)擺動(dòng)裝置二位三通球閥概述

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Control function B   [SFB] 2/2-and 3/2-way valve, NO, operation with pilot valve

Type 8640/8644 Valve island

Technical data Ori? ce 2/2-way ball valve  3/2-way ball valve

10 - 100 mm 10 - 40 mm

Body material  2/2-way ball valve  3/2-way ball valve

Stainless steel 1.4408 Stainless steel 1.4408 Actuator material Aluminium Ball material  2/2-way ball valve 

? External regulation of the pistons    

Control function I   [SFI] 3/2 and 2/2 way valve with double-acting actuator, without spring, operation with pilot valve

Type 8791/8792/8793 Positioner / Process controller

或二位三通閥體構成，在所述的閥體上，

具有一個(gè)浮動(dòng)的精準鋼球。

? ltered, dry or oiled Pilot pressure 6 to 8 bar 1) Port connection 2/2-way ball valve 

2/2-way ball valve: Rp 1/4” - Rp 4” Whitworth Thread acc. DIN EN 10226-1 (old DIN 2999) Weld end Flange 3/2-way ball valve:

 Rp 1/4” - Rp 2” Whitworth Thread acc. DIN EN 10226-1 (old DIN 2999) Installation As required, preferably with actuator upright

1) Pressure values [bar]: Measured as overpressure with respect to the atmospheric pressure 

的終端位置設置

直通式

有利的流動(dòng)特性

2/2 or 3/2 way ball valve with pneumatic rotary actuator  

they exhibit high ? ow rates by virtue of their reliable fullbore design.

Control function A   [SFA] 2/2- and 3/2-way valve, NC operation with Pilot valve

Available in 2 or 3 way and both single acting and spring return 

Type 1061 Position feedback with integr. solenoid valve

Type 5470 Solenoid valve

供貨的擺動(dòng)驅動(dòng)裝置，被設計成單作用或雙作用的驅動(dòng)裝置。

 3/2-way ball valve Stainless steel 1.4401 Stainless steel 1.4401 Selector shaft material  2/2-way ball valve  3/2-way ball valve Stainless steel

 1.4401 Stainless steel 1.4401 Seal materials Ball seal Actuating shaft seal PTFE FKM Pressure range See ordering chart 

Type TEUXXX Position feedback

Type 8805 can be combined with…

Type 6518/6519 6519 NAMUR Solenoid valves

Medium Stainless steel body: aggressive ? uids, which will not attack the body and seal Medium temperature -10 to +100 °C 

(see pressure temperature diagram) Ambient temperature -10 to +80 °C (see pressure temperature diagram) Control medium Compressed air, 

? Pneumatic rotary actuator 

 ? Stainless steel ball valve  

通過(guò)使用實(shí)心球，可以實(shí)現有利的流動(dòng)特性。

氣動(dòng)擺動(dòng)驅動(dòng)裝置

Control function I   [SFI] 3/2 and 2/2 way valve with double-acting actuator, without spring, operation with pilot valve

Type 8791/8792/8793 Positioner / Process controller

Bürkert’s range of precision activated ball valves ful? l a wide variety of on-off process applications. 

Control function B   [SFB] 2/2-and 3/2-way valve, NO, operation with pilot valve

不銹鋼球閥

Full bore ? Favourable flow rate   

BURKERT德國帶氣動(dòng)擺動(dòng)裝置二位三通球閥概述