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      渦街流量計(jì)的技術(shù)指標(biāo)

      發(fā)布時(shí)間:2020-08-05閱讀數(shù):2618

      測(cè)量介質(zhì): 氣體、液體、蒸汽
      連接方式:法蘭卡裝式、法蘭式、插入式
      口徑規(guī)格 法蘭卡裝式口徑選擇 25,32,50,80,100
      法蘭連接式口徑選擇 100,150,200
      流量測(cè)量范圍 正常測(cè)量流速范圍 雷諾數(shù)1.5×104~4×106;氣體5~50m/s;液體0.5~7m/s。
      正常測(cè)量流量范圍 液體、氣體流量測(cè)量范圍見(jiàn)表2; 蒸汽流量范圍見(jiàn)表3。
      測(cè)量精度 1.0級(jí) 1.5級(jí)
      被測(cè)介質(zhì)溫度:常溫–25℃~100℃,高溫–25℃~150℃ -25℃~250℃
      輸出信號(hào) 脈沖電壓輸出信號(hào) 高電平8~10V 低電平0.7~1.3V
      脈沖占空比約50%,傳輸距離為100m
      脈沖電流遠(yuǎn)傳信號(hào) 4~20 mA,傳輸距離為1000m
      儀表使用環(huán)境 溫度:-25℃~+55℃ 濕度:5~90% RH50℃
      材質(zhì) 不銹鋼,鋁合金
      電源 DC24V或鋰電池3.6V
      防爆等級(jí) 本安型iaIIbT3-T6,防護(hù)等級(jí) IP65。
      日本喷奶水中文字幕电影
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