德国宝帝气动式底部排放阀安装手册
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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 底部排放阀，用于控制*纯度、无菌、侵蚀性或磨损性介质。
 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.
由上等不锈钢制造而成。
阀体由一个锭块构成，该锭块无焊缝，
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.
通过气动先导式阀（单个先导式阀、阀岛或控制头），
 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.
无死角的外壳，没有焊缝
控制功能 A，通过弹簧力在静止位置关闭。
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)
*品质的隔膜将临界性介质与伺服驱动装置密封分离。
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)
这种阀门具有很小的死角体积，
能够实现的容器灌注和排空过程。
(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
坚固的通用驱动装置，具有?？榛浼盗?br /> 带有焊接接头的不锈钢外壳
质量认证 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).
通过隔膜将介质与驱动装置严格分离
可以控制气动的伺服驱动装置。
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
底部排放阀的法兰具有两个斜角。
这种结构简化了其在容器中的定位和焊接过程。
? 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)

德国宝帝气动式底部排放阀安装手册