銷售美國阿斯卡T290氣控閥系列電磁閥
上海乾拓貿易有限公司
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temperature limited to + 60°C ? Vacuum applications up to 1,33 10-3 mbar
**端部、閥體以及前端蓋圍成**氣室，**端部、閥體以及后端蓋圍成**氣室，
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
**端部的前端面的面積小于**端部的后端面的面積，
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,
**端部以及可將上述入口或出口中的至少一個封堵的關閉部，
 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
壓力操作,青銅/鑄鐵閥體,帶法蘭PN16MM,DN25-50MM,
介質溫度:-10℃～+184℃，操作壓差：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°,
**氣室通過前端蓋上的氣孔與復位氣路相連通，**氣室通過后端蓋上的氣孔與控制氣路相連通，
 ? 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、**端部以及關閉部分別與閥體的內壁相密封配合，
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
復位氣路中氣體的壓力保持恒定。本發明采用差動式氣控閥控制流體通斷，
? 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
閥芯不承受背壓，具有可靠性*、反應靈敏、使用壽命長等優點。
 ? 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,
一種氣控閥，包括閥體、閥芯、前端蓋和后端蓋，閥體的兩相對側壁上開設有流體入口和出口，
前端蓋和后端蓋上分別開設有氣孔，閥芯具有**端部、
 for maximum performance at different minimum pilot pressures

銷售美國阿斯卡T290氣控閥系列電磁閥