功能
內部泄壓閥
627R 和 627MR 型行程限位器
泄壓操作指示器
易于維護
安裝靈活
應用多樣化
抗干擾
流量范圍廣泛
規格
閥體尺寸和端面連接方式
3/4、1 或 2:NPT 端部連接
NPS 1 或 2 / DN 25 或 50:CL150 RF、CL300 RF、CL600 RF 法蘭式端部連接
*大入口壓力
NPT 鋼:2000 psig / 138 bar
法蘭連接鋼:1500 psig / 103 bar
球墨鑄鐵:1000 psig / 69.0 bar
出口壓力范圍
5 至 500 psig / 0.34 至 34.5 bar 之間的 6 個范圍
取壓方式
627、627H 或 627R 型:內部取壓 
627M、627HM 或 627MR 型:外部至閥膜箱體中的 1/4 NPT 內部控制管路連接
溫度適用范圍
-20° 至 180°F / -29° 至 82°C
Fisher 627 Series direct-operated pressure reducing regulators are for low and high-pressure systems. These regulators can be used with natural gas, air or a variety of other gases. Performance characteristics vary according to construction.
Features
Internal Relief Valve
Types 627R and 627MR Travel Stop
Relief Operation Indicator
Easy to Maintain
Installation Adaptability
Application Versatility
Tamper-Resistant
Wide Range of Flow Capabilities
Specifications
Body Sizes and End Connection Styles
3/4, 1, or 2: NPT end connections
NPS 1 or 2 / DN 25 or 50: CL150 RF, CL300 RF, CL600 RF flanged end connections
Maximum Inlet Pressure
NPT Steel: 2000 psig / 138 bar
Flanged Steel: 1500 psig / 103 bar
Ductile Iron: 1000 psig / 69,0 bar
Outlet Pressure Range
5 to 500 psig / 0,34 to 34,5 bar in six ranges
Pressure Registration
Type 627, 627H or 627R: Internal 
Type 627M, 627HM or 627MR: External through 1/4 NPT internal control line connection in the diaphragm case
Temperature Capabilities
-20° to 180°F / -29° to 82° |