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首页 > 产品中心 > 真空阀门 > 角阀 > 角阀
S28超高真空角阀

主要用途：适用于超高真空（UHV）系统真空隔离及破真空，以及要求极低楼率的系统。适用有腐蚀性工艺气体的环境。

手动角阀
DN Ordering numbers
CF-R
mm inch
16 ⅝ 28424-GE01
40 1 ½ 28432-GE01
63 2 ½ 28436-GE01
   

气动角阀

单向常闭NC
不带电磁阀
不带位置指示器
DN Ordering numbers
CF-R
mm inch
16 ⅝ 28424-GE11
40 1 ½ 28432-GE11
63 2 ½ 28436-GE11
without solenoid valve, with position indicator: 284 . . -GE21
with solenoid valve, without position indicator: 284 . . -GE31 (specify control voltage)
with solenoid valve, with position indicator:      284 . . -GE41 (specify control voltage)
   

技术参数
Leak rate
– Valve body                                                   < 5 · 10-10  mbar ls-1
– Valve seat                                                    < 1 · 10-9    mbar ls-1
Pressure range                                             5 · 10-10 mbar to 5 bar (abs)
Differential pressure on the plate
   – In opening direction                               ≤ 2 bar
   – In closing direction                                 ≤ 5 bar
Differential pressure at opening                ≤ 1 bar
Cycles until first service                               3 million
Temperature
   – Valve body                                                 ≤ 200 °C open
                                                                          ≤ 150 °C closed
   – Manual actuator                                       ≤ 120 °C (without handwheel 200 °C)
   – Pneumatic actuator                                 ≤ 120 °C
   – Solenoid valve, position indicator         ≤  80 °C
Material
– Valve body                                                     AISI 304 (1.4301)
– Plate                                                               AISI 316L (1.4404, 1.4435)
– Bellows                                                          AISI 316L (1.4404, 1.4435)
Seal
– Bonnet                                                           metal
– Plate                                                               FKM (Viton®)
Feedthrough                                                    bellows
Mounting position                                           any
Solenoid valve                                                 24 V DC (others on request)
Position indicator: contact rating
– Voltage                                                          5 – 50 V AC / DC
– Current                                                          5 – 100 mA


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