
TD-BGJ波高傳感儀器TD-BGJ的詳細資料:
波高傳感儀器TD-BGJ波高傳感儀器TD-BGJ
產品描述
電(dian)(dian)(dian)(dian)(dian)(dian)(dian)容式波(bo)高傳(chuan)(chuan)感器,是(shi)(shi)用聚乙烯電(dian)(dian)(dian)(dian)(dian)(dian)(dian)線(xian)做成(cheng)的(de)(de)。電(dian)(dian)(dian)(dian)(dian)(dian)(dian)線(xian)插入水(shui)中(zhong)(zhong)(zhong)(zhong)時,中(zhong)(zhong)(zhong)(zhong)心的(de)(de)金屬導(dao)線(xian)為一個(ge)(ge)電(dian)(dian)(dian)(dian)(dian)(dian)(dian),水(shui)為另一個(ge)(ge)電(dian)(dian)(dian)(dian)(dian)(dian)(dian),形成(cheng)一個(ge)(ge)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)容器。它的(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)容量(liang)(liang)(liang)(liang),取決于(yu)(yu)傳(chuan)(chuan)感器在水(shui)中(zhong)(zhong)(zhong)(zhong)那部分長(chang)度(du)(du)(du)(du)、導(dao)線(xian)直徑、緣厚度(du)(du)(du)(du)及其物理特性, 實際上,導(dao)線(xian)的(de)(de)直徑和緣層的(de)(de)厚度(du)(du)(du)(du)都是(shi)(shi)固定不(bu)變(bian)(bian)(bian)的(de)(de)常(chang)(chang)數,因(yin)此,電(dian)(dian)(dian)(dian)(dian)(dian)(dian)容量(liang)(liang)(liang)(liang)只與傳(chuan)(chuan)感器在水(shui)中(zhong)(zhong)(zhong)(zhong)的(de)(de)長(chang)度(du)(du)(du)(du)成(cheng)正(zheng)比。如果傳(chuan)(chuan)感器的(de)(de)位(wei)置(zhi)(zhi)固定不(bu)變(bian)(bian)(bian),那么(me)水(shui)位(wei)的(de)(de)變(bian)(bian)(bian)化,將(jiang)引(yin)起電(dian)(dian)(dian)(dian)(dian)(dian)(dian)容量(liang)(liang)(liang)(liang)的(de)(de)變(bian)(bian)(bian)化。 電(dian)(dian)(dian)(dian)(dian)(dian)(dian)容量(liang)(liang)(liang)(liang)的(de)(de)檢(jian)出電(dian)(dian)(dian)(dian)(dian)(dian)(dian)路(lu),就設在傳(chuan)(chuan)感器的(de)(de)上端(duan)。這個(ge)(ge)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)路(lu)由振蕩器、開(kai)關電(dian)(dian)(dian)(dian)(dian)(dian)(dian)路(lu)、電(dian)(dian)(dian)(dian)(dian)(dian)(dian)泵(beng)和放大電(dian)(dian)(dian)(dian)(dian)(dian)(dian)路(lu)組成(cheng),電(dian)(dian)(dian)(dian)(dian)(dian)(dian)泵(beng)把(ba)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)容器上的(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)荷,提升到負(fu)載電(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻上,在負(fu)載上形成(cheng)一個(ge)(ge)直流電(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓降,這個(ge)(ge)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓降與傳(chuan)(chuan)感器在水(shui)中(zhong)(zhong)(zhong)(zhong)的(de)(de)長(chang)度(du)(du)(du)(du)成(cheng)正(zheng)比。 水(shui)溫度(du)(du)(du)(du)的(de)(de)變(bian)(bian)(bian)化,會使緣層材料的(de)(de)介電(dian)(dian)(dian)(dian)(dian)(dian)(dian)常(chang)(chang)數發生(sheng)改變(bian)(bian)(bian),因(yin)而使電(dian)(dian)(dian)(dian)(dian)(dian)(dian)容量(liang)(liang)(liang)(liang)變(bian)(bian)(bian)化,為了減(jian)小由于(yu)(yu)水(shui)溫度(du)(du)(du)(du)變(bian)(bian)(bian)化引(yin)起的(de)(de)測(ce)量(liang)(liang)(liang)(liang)誤差(cha),本系統設置(zhi)(zhi)了水(shui)溫修正(zheng)系數,測(ce)量(liang)(liang)(liang)(liang)水(shui)的(de)(de)溫度(du)(du)(du)(du),修正(zheng)水(shui)位(wei)數據。減(jian)小傳(chuan)(chuan)感器因(yin)水(shui)溫變(bian)(bian)(bian)化引(yin)起的(de)(de)誤差(cha)。
波高傳感器
波高傳感器在一般情況下,不需要重新率定。但是,由于元器件的老化變質,使靈敏度系數改變,就必須重新率定。
指標參數
標準量程: 30 、 60 、和 100 cm (可根據用戶的要求制作其他量程的傳感器)
線性誤差:∠± 0.5% F.S
水位誤差:∠± 1% F.S (靜水位)
供電電源: +12V
輸出信號: ± 5V
聲波液位計 型號:ULI 600

ULI300/600/990系列聲波液位計
ULI系列一體式聲波液位計,為工業和市政一般液位測量的場合而設計。危險場合有防爆型可選。兩線制24VDC供電,采用了技術和工藝。以性能可靠、安裝方便和價格合理得以大量應用。
應用
石油化工
中質成品油、化學制劑(對聚丙烯有腐蝕可選用
不銹鋼傳感器),水及污水等。
水及污水處理
明渠液位、加藥罐等。
造紙
紙漿,淀粉漿,妥爾油等 采礦
礦漿,水及污水,化學制劑
電力
灰漿,水及污水,酸堿罐等
化工
化學制劑,水及污水等
高精度0.2%的滿量程。
四種發射能量設置可以改變聲波發射效率和角度,從而適應有障礙物或有蒸汽和粉塵的場合。
多種設置,可以根據現場情況,人工補償聲波傳輸速率、蒸汽溫度和介質溫度。
盲區可調節,屏蔽探頭附近干擾信號。
4位液晶顯示,可設置為液位、空高或百分比,還可顯示溫度和回波狀態。 內置自動溫度補償。
4-20mA或20-4mA輸出,即可輸出液位或空高。
簡便的菜單和鍵盤設置。
鑄鋁外殼
防爆認證Ex m II T6(可選)
防護等級NEMA4或IP67。
CE認證
![]() | 產品名稱:便攜式水中臭氧檢測儀 產品型號:S-O3 |
便攜式水中臭氧檢測儀適用于大、中、小型水廠及工礦企業、游泳池等地的生活或工業用水的臭氧濃度檢測,以便控制水的臭氧達到規定的水質標準。
產品優點:體積小,便于攜帶,降低對使用人員的要求,并能提供可靠的檢測結果。
便攜式水中臭氧檢測儀技術指標:
1.測量范圍:0-2.5mg/L
2.電源電壓:直流1.5V×5節AA堿性干電池,
交流220V/50Hz/DC7.5V/ 0.2A 電源適配器,自動關機、交直流二用.
3.分辨率:0.01mg/L
4.重復性:1%
5.線性誤差:±(5%FS+1個字)
6.重量:1KG
![]() | 產品名稱:潤滑脂寬溫度范圍滴點測定儀 潤滑脂寬溫度范圍滴點儀 產品型號: GB/T3498 |
潤滑脂寬溫度范圍滴點測定儀 潤滑脂寬溫度范圍滴點儀 型號:GB/T3498
一、 用途和適用范圍
本儀器適用于按標準GB/T3498-83(91)《潤滑脂寬溫度范圍滴點測定法》規定測定潤滑脂寬溫度范圍滴點。即在規定的試驗條件下,潤滑脂達到一定的流動性的溫度。
本(ben)儀器亦適(shi)用于標準(zhun)ASTMD2265-94a《潤滑脂寬溫度范圍滴點測定法》。
二、 儀器試用的工作條件
1.環境溫度0~35℃,相對濕度≤85%。
2.儀器應放置在平整的工作臺上,光線明亮。
3.儀器額定電壓AC220V±10%,頻率50HZ±1。
4.工作室電源必須有良好的接地裝(zhuang)置。
三.性能特點
1.具有6個試驗穴孔,可以同時測試6組試樣
2.鋁塊爐加熱,各穴孔的溫度*性好
3.智能化控制裝置,溫度可以任意設定并數字顯示
4.測定(ding)結(jie)果重復性高
四.主要技術指標
1.鋁塊爐
材料:合金鑄鋁
加熱功率:700W管式加熱器
2.滴點裝置
脂杯: 黃銅制造,表面鍍鉻。尺寸符合GB/T3498-83標準規定
試管: 帶邊薄壁軟質玻璃試管。尺寸符合GB/T3498-83標準規定
脂杯支架: 耐熱硬質玻璃制造
溫度計: 符合GB/T514-83,刻度-5~400℃,小分度1℃
多通道酸堿濃度計 在線工業酸堿濃度計 型號:SJG-2083D |
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