德國寶帝氣動式底部排放閥安裝手冊
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Besides the electrical  position feedback signal the position of the valve is  visually shown  via LEDs.
The housing is easy to clean and features proven electrical IP protection
and chemicallyresistant materials for use in hygienic processing, in food, beverage and pharmaceutical industries.
Type 8697, electrical position feedback
Bürkert 底部排放閥，用于控制*純度、無菌、侵蝕性或磨損性介質。
 With visual position indication for valve operation when pressure drops NAMUR-Adapter (Actuator ? 50-125) Adapter plate with screw connection for pilot valve
The electrical position feedback Type 8697 is optimised for integrated mounting on the CLASSIC 20XX series.
由上等不銹鋼制造而成。
閥體由一個錠塊構成，該錠塊無焊縫，
Type 1060 Position feedback (Actuator ? 50-225) Change-over contact Adapters for proximity switches Adapter for proximity switches M12 x 1
(fastening angle) Adapter for proximity switches (Nipple with thread M12x1) Type 1071
Technical Data Material - Body   Cover   Sealing
Operating voltage Micro switch
24 V Version: 0 – 48 V AC/DC, max. 2A 230 V Version: 50 – 250 V AC/DC,   max. 2 A 10 to 30 V DC - max.
通過氣動先導式閥（單個先導式閥、閥島或控制頭），
 Protection type IP65 and IP67 according to EN 60529, Type 4X Protection class 3 acc. to DIN EN 61140 Conformity EMC directive 2014/30/EU
Ignition protection II 3D Ex tc IIIC T135 oC Dc II 3G Ex nA IIC T4 Gc II 2D Ex ia IIIC T135 oC Db IP64 II 2G Ex ia IIC T4 Gb Approval cULus certi? cate no.
 E238179 Electrical connection Multipole Cable gland M12, 8-pole M16x1.5 SW22 (cable  4 -8 mm), terminal screws 0.14 bis 1.5 mm2
Supply voltage according to UL  NEC Class 2 for versions with cULus approval.
無死角的外殼，沒有焊縫
控制功能 A，通過彈簧力在靜止位置關閉。
100 mA per initiator Position feedback 2x micro switch (0 – 48 V AC/DC, max. 2
 A)  2x micro switch (50 – 250 V AC/DC, max. 2 A)  2x initiator (24 V DC), PNP shutter 3-wire with LEDs 2x initiator NAMUR (8.2 V DC)
*品質的隔膜將臨界性介質與伺服驅動裝置密封分離。
External magnet inductive position feedback (Actuator ? 50-125) PNP Stroke limitation (Actuator ? 50-225)
 Max. upper stroke limitation, without optical position indicator Max.
and Min. stroke limitation, with optical position indicator Manual override (Actuator ? 50-125)
 Mechanical or inductive limit switches register the position of the valve und gives an electrical  feedback signal to the control system. 
 Inductive limit switches  (24 V DC, shutter 2-wire with LEDs) NAMUR Inductive limit switches (8.2 V DC, 2-wire with LEDs)
這種閥門具有很小的死角體積，
能夠實現的容器灌注和排空過程。
(2-wire) with LEDs 2x initiator (24 V DC), Schlie?er (2-wire) with LEDs Stroke range valve spindle 2 to 36 mm Ambient temperature -20 to +60 oC
 (without ATEX or for II 2G Ex ia IIC T4 Gb) 0 to +55 oC  (II 3D Ex tc IIIC T135oC Dc, II 3G Ex nA IIC T4 Gc) 0 to +55 oC
(II 2D Ex ia IIIC T135°C Db IP64, II 2G Ex ia IIC T4 Gb) Installation as required, preferably with actuator in upright position
堅固的通用驅動裝置，具有模塊化配件系列
帶有焊接接頭的不銹鋼外殼
質量認證 FDA / 3A
Accessories for pneumatic stroke and rotary actuators – CLASSIC and ELEMENT process valves
The modular designed accessory option package is the comprehensive addition to the Bürkert process valves with pneumatic,
 linear or quarter-turn actuator (Types 2000, 2002, 2012, 2030, 2031, 2031K, 2050, 2652, 2655, 2658, 2672, 2675).
通過隔膜將介質與驅動裝置嚴格分離
可以控制氣動的伺服驅動裝置。
The ? exible, easily accessible concept of modular accessories has been designed to cover individual application requirements in a cost-effective way. 
The design has been optimized for easy installation (retro-? tting), commissioning and  operation. 
? Complete modular designed accessory program ? More for less - optimal configuration costs
? Easy maintenance and commissioning
底部排放閥的法蘭具有兩個斜角。
這種結構簡化了其在容器中的定位和焊接過程。
? Increase system and operational safety
Type 2XXX can be combined with...
Technical data Type 8697  Electrical position feedback  (Actuator ? 20 bis 225)
Mechanical limit switches (0 to 48 V or 50 to 250 V AC/DC) Inductive limit switches (24 V DC, PNP shutter 3-wire with LEDs)

德國寶帝氣動式底部排放閥安裝手冊