销售美国阿斯卡T290气控阀系列电磁阀
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temperature limited to + 60°C ? Vacuum applications up to 1,33 10-3 mbar
**端部、阀体以及前端盖围成**气室，**端部、阀体以及后端盖围成**气室，
INSTALLATION ? The valves can be mounted in any position without affecting operation
with the materials is veri? ed Valve body Bronze Stuf? ng box housing Brass Stem Stainless
**端部的前端面的面积小于**端部的后端面的面积，
At service ? uid temperatures inside the valve body above 100°C, it is prohibited to pilot the valve with water.
? Signaling box or compact signaling unit ? Stroke limiter for opening ? Manual safety device
 ? Adapter plate for NAMUR pad mounting pilot ? Oxygen service, pressure limited to 15 bar,
**端部以及可将上述入口或出口中的至少一个封堵的关闭部，
 Maximum viscosity 5000 cSt (mm2/s) Pilot ? uid Filtered air or water (1) Max. pilot pressure 10 bar Min.
 pilot pressure See below and following page Pilot ? uid temperature -10°C to +60°C
CONSTRUCTION Connection Flange type 21 (ISO 7005) - PN 16 Facing Type A
压力操作,青铜/铸铁阀体,带法兰PN16MM,DN25-50MM,
介质温度:-10℃～+184℃，操作压差：0-16公斤
FEATURES ? Remote-controlled valves with disc for industrial ? uids
? Anti-waterhammer design (? uid entry under the disc) ? Vacuum operation up to 10-2 mbar
? Wide range of piston-type operators (63 - 90 -125 mm dia.) rotatable through 360°,
**气室通过前端盖上的气孔与复位气路相连通，**气室通过后端盖上的气孔与控制气路相连通，
 ? High performance, maintenance-free stuf? ng box ? The valves satisfy Pressure Equipment Directive
97/23/EC, category 1 (DN > 25) or article 3.3 (DN 25) GENERAL Differential pressure See ?SPECIFICATIONS?
 [1 bar =100  kPa] Maximum allowable pressure 16 bar Ambient temperature range -10°C to +60°C
**端部、**端部以及关闭部分别与阀体的内壁相密封配合，
Response time See page V402-7 ? uids (?) temperature range disc seal (?) air
and gas groups 1 & 2 water, oil, liquids groups 1 & 2 and steam - 10°C to + 184°C PTFE
复位气路中气体的压力保持恒定。本发明采用差动式气控阀控制流体通断，
? Compatible with ASTM 1, 2 and 3 oils ? Installation/maintenance instructions are included with each valve
 supplied standard on valves with 63, 90 and 125 mm operators (1)  For dia. 63, 90 and 125 mm operators:
MATERIALS IN CONTACT WITH FLUID (?)  Ensure that the compatibility of the ? uids in contact
阀芯不承受背压，具有可靠性*、反应灵敏、使用寿命长等优点。
 ? ATEX 94/9/EC versions for potentially explosive atmospheres
 steel Disc Brass Stuf? ng box packing PTFE chevrons Wiper seal FPM Disc seal PTFE Valve body
 seal PTFE OTHER MATERIALS Operator Glass ? bre ? lled PA Optical position indicator  PA 12,
一种气控阀，包括阀体、阀芯、前端盖和后端盖，阀体的两相对侧壁上开设有流体入口和出口，
前端盖和后端盖上分别开设有气孔，阀芯具有**端部、
 for maximum performance at different minimum pilot pressures

销售美国阿斯卡T290气控阀系列电磁阀