雙膜片式高靜壓差壓表主要用于過濾器的正負壓力端,液體灌液
位、泵出入口、輸油管線、輸氣管線和加壓泵站等場合的壓力差的
測量。本儀表具有較高的耐壓性能,并適合于在有腐蝕性的環境中
使用。
執行標準:Q/YG BBI009-2005 Executive standard: Q/YG BBI009-2005
精度:1.6%, 2.5% (高于0.1MPa可選1.6級) Accuracy: 1.6%, 2.5%
表玻璃:雙層安全玻璃 Window: laminated safe glass
指針:鋁,黑色,可調零 Pointer: aluminium, black, zero adjustable
表頭形式:外徑100,150 密閉型 干表 Case: DS100, 150 airtight type dry gauge
(充油YCAN可選) (oil filled YCAN available)
防護等級:IP65 Protection: IP65
膜片材質:316L(負壓膜片)316Ti(正壓膜片) Diaphragm material: 316L(for negative pressure)
316Ti(for positive pressure)
過程連接:316不銹鋼 Process connection: 316
表殼材質:304不銹鋼 Case material: 304SS
機芯材質:304不銹鋼 Movement: stainless steel 304
防爆塞和充油塞材質:耐油橡膠 The material of blow out vent and filling plug:
oil resistant rubber
靜壓:盤面滿量程 Steady: full scale value
動壓:0.7×滿量程 Fluctuating: 0.7×FS
過壓保護:雙邊耐壓達到10 MPa Overpressure protection: both ends support 10 MPa
使用溫度:-20℃~60℃ Operate temperature: -20℃~60℃
溫度漂移:隨介質溫度每變化±10℃, Thermal drift: ±0.8% every ±10℃ of media
指針指示位置漂移±0.8% temperature
儀表量程:16KPa、25KPa、40KPa……600kPa Range: 16KPa、25KPa、40KPa……600KPa
(見規格代碼表) (detail in range table)
表連接:M20×1.5 G1/2” NPT1/2, Connection: M20×1.5 G1/2” NPT1/2,NPT1/4
NPT1/4內螺紋(不配三閥組時)另外還 thread inside (without 3-way manifold)
可以做成長尾法蘭連接、長尾螺紋連接、 or capillary connection, capillary threaded
隔膜長尾法蘭連接(主要用于粘稠介質或 connection,diaphragm capillary
特殊材料膜片)。 flanged connection (mainly used in
viscous medium or diaphragm in special
materials).
表盤:鋁,白地黑字 Dial: aluminium, white with black letters
(表盤可以根據用戶要求設計為非標形式) (can be made as required)
儀表應配三閥組或五閥組使用。 The instrument should be used with 3-way manifold
group or 5-way manifold.
表殼充油: YCAN 充填硅油;YCA為干式
Oil filling: YCAN Silicon filled; type YCA is dry.