雙膜片式高靜壓差壓表主要用于過濾器的正負(fù)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(chǎng)合的壓力差的測(cè)量。本儀表具有較高的耐壓性能,并適合于在有腐蝕性的環(huán)境中使用。
技術(shù)參數(shù)FOUNCTIONAL FEATURES
執(zhí)行標(biāo)準(zhǔn):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(jí)) 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(diào)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
?。ǔ溆蚘CAN 可選) (oil filled YCAN available)
防護(hù)等級(jí):IP65 Protection: IP65
膜片材質(zhì):316L(負(fù)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P(yáng)rocess connection: 316
表殼材質(zhì):304 不銹鋼Case material: 304SS
機(jī)芯材質(zhì):304 不銹鋼Movement: stainless steel 304
防爆塞和充油塞材質(zhì):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(dòng)壓:0.7 ×滿量程Fluctuating: 0.7 × FS
過壓保護(hù):雙邊耐壓達(dá)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(zhì)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(guī)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(nèi)螺紋(不配三閥組時(shí))另外還 thread inside (without 3-way manifold)
可以做成長(zhǎng)尾法蘭連接、長(zhǎng)尾螺紋連接、 or capillary connection, capillary threaded
隔膜長(zhǎng)尾法蘭連接(主要用于粘稠介質(zhì)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
?。ū肀P可以根據(jù)用戶要求設(shè)計(jì)為非標(biāo)形式) (can be made as required)
儀表應(yīng)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.