JBEF8344G74/美国ASCO比例调节阀
FLUID : Air or neutral gas, fi ltered, lubricated or not
PRESSURE : 2 to 12 bar (Series 284) or 16 bar (Series 285/286)
FLUID TEMPERATURE : - 10 °C, + 60 °C
FLOW (Qv at 6 bar) : see table below
PILOT PRESSURE : the pilot pressur
e must be equal or superior to the pressure
Series 284 : Body : zinc diecast
Sealing : nitrile (NBR) and polyurethane (PUR)
Internal parts : light alloy and acetal resin (POM)
Series 285/286 : Body and internal parts : light alloy
标准：红帽二 - 防水，类型1，2，3，3S，4和4X;红帽 - 类型1。
7，和9章;红帽 - 防爆和防水，类型3，4，4X，7，和9。
参见脚注下页。 （订购时请加前缀“EF”，以目录号。）
请参阅可选功能部分其他可用的选项。
I t+l~l;lr:lly2: 5 pm (5 um on request)
i)l~tl~111(d: rain (operating pressure: min. 1.
2 bar) pu ~ltivlcew ith a rolling diaphragm (very low hysteresis)
111 107 and 112 ranges
bil~~l'll2y5: pm or 5 pm (10 and 50 pm on request)
drain (operating pressure: min. 1.2 bar)
11 lporating pressure: 2 to 10 bar max.) or manual
'~VION - MAINTENANCE
,:r(rl 1111 Installed with the bowls in vertical position (at the bottom). Air flow
-4b.nl111bl y arrow and "IN" - "OUT" marking on the body (Modulair 105).