磁助電接點壓力表廣泛應用于石油、化工、冶金、電站等工業(yè)部門或機電設備配套中測量無爆炸危險的各種流體介質(zhì)的壓力。通常,磁助電接點壓力表經(jīng)與相應的電氣器件(如繼電器及接觸器等)配套使用,即可對被測(控)壓力系統(tǒng)實現(xiàn)自動控制和發(fā)信(報警)的目的。 為能適應被測對象的各異和需求,磁助電接點壓力表在原有普通型和專用型的基礎(chǔ)上,又相繼研制了抗振型、耐蝕型、耐蝕抗振型以及帶有隔離裝置等多種類型共10多種型號的產(chǎn)品。 鑒于磁助電接點壓力表不僅具有設計新穎、結(jié)構(gòu)、品種規(guī)格齊全、動作穩(wěn)定性好、適應性強的特點外,而且又具有測控并茂、安裝簡單、維護量小等優(yōu)點,因此,磁助電接點壓力表是一般無指示、無切換差調(diào)整和無外設定裝置的壓力控制器所無可比擬的壓力測控儀表。 主要技術(shù)指標及功能
Late 2003. The QSTAR XL Hybrid LC/MS/MS System is the premier quadrupole time-of-flight LC/MS/MS system- a high-performance, hybrid mass spectrometer designed for proteomics, drug discovery, and drug development.
Small Molecule Drug Metabolism
High mass accuracy for conclusive compound identification. Metabolite ID software to provide answers from complex data. Automated method generation for unattended analysis. New DC quad to improve ruggedness. NanoSpray source for sample-limited analysis. Enhanced ion optics provide the highest sensitivity and reliability. Unique pulsing/trapping capabilities and patented LINAC® collision cell technology enable you to scan precursor and product ions sensitively. Excellent mass accuracy and stability ensures you obtain unequivocal molecular weight and high-quality structural information. Extended MS and MS/MS mass range (6,000 and 40,000 m/z) broadens the reach of your protein and peptide studies. oMALDI™ 2 ion source enables LC MALDI workflow for sensitive peptide-based and metabolite identification experiments. Comprehensive selection of interchangeable, application-specific ion sources--from atmospheric pressure ionization (API) to matrix-assisted laser desorption ionization (MALDI)--offers you optimal flexibility.
Groundbreaking Technologies As the highest-sensitivity hybrid quadrupole time-of-flight mass spectrometer, the QSTAR® XL LC/MS/MS System enables you to determine unequivocally the molecular weight and high-quality structural information of drug metabolites, as well as the type and location of post-translational modifications (PTMs). Our unique pulse/trapping capabilities, patented Q0 collisional focusing, and LINAC® collision cell technology enable you to get sensitive and superior MS and MS/MS scans with a maximum duty cycle.
A Powerful Combination Together with our Analyst® QS software, the QSTAR XL system offers a full complement of features to simplify every aspect of methods development, data acquisition, and processing, including flexible control of popular LC platforms. The system design enables you to exchange ionization sources easily to accommodate a wide range of applications and flow rates. Finally, to obtain more useful information per sample, you can pull it all together with advanced application software, including Metabolite ID, BioAnalyst™, Pro ID, Pro BLAST, Pro ICAT and oMALDI Xpert.
Accurate Mass for Metabolite Identification The QSTAR® XL system provides the detailed accurate mass information you need in drug discovery and development to analyze the elemental composition of unknown drug metabolites. With accurate MS/MS-spectra-based mass assignments and structural information, you can confidently identify and fully characterize impurities as well as known and unknown metabolites. Further, you can take advantage of the LC MALDI workflow to re-analyze your complex metabolite samples to uncover even more information.
The Solution for Challenging Protein Analysis The QSTAR® XL system is the best solution for challenging proteomics and protein analysis experiments such as de novo sequencing, intact protein analysis, PTMs, and relative quantitation. Together with our tagging chemistries, electrospray and MALDI ion sources, and applications software, this tandem MS system offers the sensitivity, robustness, and versatility you need to solve your protein problems. And now, at the click of a button, you can access key information on protein molecular functions, biological processes, known modification sites, references, and comprehensive genetic information from the Celera Discovery System™ Online Platform.
陶瓷結(jié)合劑金剛石砂輪有高強度,耐熱性能好,切削鋒利,磨削效率高,磨削過程中不易發(fā)熱和堵塞,熱膨脹量小,以控制加工精度。同樹脂結(jié)合劑砂輪相比,他解決了樹脂金剛石砂輪的低壽命,磨削效率低,磨具本身在磨削過程中易變性的問題。陶瓷砂輪結(jié)合金剛石砂輪的上述優(yōu)點,一出現(xiàn)立刻被歐美發(fā)達國家廣泛應用在晶圓(半導體硅片和太陽能硅片),金剛石復合片,金剛石聚晶,金剛石刀具,立方氮化硼,鎢鋼(硬質(zhì)合金),新型工程結(jié)構(gòu)陶瓷,寶石,水晶,稀土材料(磁性材料)等高硬脆材料的機械加工中,并取得了良好的經(jīng)濟效益。
砂輪特性:
1、磨削效率高;
2、具有很高的耐磨性(砂輪的耐磨性高,磨粒消耗少,特別是在磨很硬又很脆的工件時最明顯);
3、磨削力小,磨削溫度低;
4、磨削的工件精度高、表面質(zhì)量好,工件的形狀保持性好。
應用領(lǐng)域:
陶瓷金剛石砂輪廣泛應用在晶圓(半導體硅片和太陽能硅片),金剛石復合片,金剛石聚晶,金剛石刀具,立方氮化硼,鎢鋼(硬質(zhì)合金),新型工程結(jié)構(gòu)陶瓷,寶石,水晶,稀土材料(磁性材料)等高硬脆材料的機械加工中,并取得了良好的經(jīng)濟效益。
陶瓷結(jié)合劑金剛石砂輪主要用于:PCD、CVD、PCBN、硬質(zhì)合金、陶瓷刀具以及其它刃具銑刀、鉆頭、鉸刀等切削工具的研磨和快速高效低損傷磨削。
美國戴安ICS-900離子色譜儀
戴安公司生產(chǎn)的儀器主要有離子色譜儀、高效液相色譜儀、快速溶劑萃取儀和氨基酸直接分析儀。ICS-900、ICS-1000、ICS-1100、ICS-2100,其中離子色譜儀憑借著雄厚的技術(shù)優(yōu)勢和專利方法已廣泛地應用于各個領(lǐng)域,其市場占有率達80%。全球與離子色譜相關(guān)的文章有90%均出自戴安公司生產(chǎn)的離子色譜儀。( 我司同時為日本日立高新HITACHI(日本日立SIINT)臺式XRF中國區(qū)核心代理,SEA1000S、SEA1000A、SEA1000AⅡ、SEA1200VX、SEA6000VX、SFT-110、SFT9355、SFT9550)
離子色譜儀ICS-900儀器特點:雙活塞脈沖輸液泵系統(tǒng)具有靈活的流速范圍,維護費用低并且具有最大運行時間。先進的數(shù)字式電導檢測器具有很好的靈敏度和穩(wěn)定性,使測定結(jié)果更加準確。采用戴安DCR(自循環(huán)再生)技術(shù)的MMSTM300微膜抑制器,沒有基線漂移且易于操作。全PEEK材質(zhì)的流路設計避免了金屬污染,能夠耐高壓、酸、堿和有機溶劑。USB高速數(shù)據(jù)傳輸連接接口,可以同各種其它選配部件自動識別和聯(lián)接。具有完整的IQ/OQ/PQ多項認證可以確保分析結(jié)果的權(quán)威。與戴安帶有樣品過濾功能的AS40自動進樣器兼容,可自動連續(xù)工作無需照看。戴安公司多種類型分析柱均適用,應用靈活可靠。
QCX5系列磁力啟動器/電磁起動器/磁力起動器產(chǎn)品型號、規(guī)格、控制容量
| 型號 | 380V、AC-3額定工作電流 | 可控三相電動機功率(AC-3) | |
| 380V | 660V | ||
| QCX5-9 | 9 | 4 | 4 |
| QCX5-12 | 12 | 5.5 | 5.5 |
| QCX5-16 | 16 | 7.5 | 7.5 |
| QCX5-22 | 22 | 11 | 7.5 |
| QCX5-22/11 | 22 | 11 | 7.5 |
| QCX5-22/20 | 22 | 11 | 7.5 |
| QCX5-22/21 | 22 | 11 | 7.5 |
| QCX5-30 | 30 | 15 | 11 |
| QCX5-40 | 40 | 18.5 | 15 |
| QCX5-50 | 50 | 22 | 22 |
| QCX5-62 | 62 | 30 | 30 |
| QCX5-85 | 85 | 45 | 45 |
| QCX5-100 | 100 | 55 | 55 |
| QCX5-120 | 120 | 60 | 60 |
| QCX5-150 | 150 | 75 | 90 |
| QCX5-180 | 180 | 90 | 110 |
| QCX5-250 | 250 | 132 | 132 |
3.起動器可以長期連續(xù)工作及在不帶熱繼電器時操作,頻率可每小時600次的反復短時工作。4.吸引線圈在85%~110%額定電壓時能可靠工作,其釋放電壓約為20~75%額定電壓。5.起動器主觸頭在操作頻率為600次/小時,通電持續(xù)為功率40%,接通額定電壓,6倍額定電流,斷開0.16倍頻率電壓,額定電流接通,斷開時率因數(shù)為0.35,其電氣壽命不低于60萬次。6.起動器的機械壽命為300萬次。7.起動器的輔助觸頭,其額定電流為5A。8.熱繼電器具有溫度補償機構(gòu),可補償電壓環(huán)境溫度變化而引起的溫度。9.熱繼電器過載滿足下表規(guī)定:
| 止定電流倍數(shù) | 動作特性 | 起始條件 | 周圍空氣溫度C | 復位性能 | |
| 手動 | 自動 | ||||
| 1.0 | 長期不動作 | 冷態(tài) | +20° | 無規(guī)定 | 無規(guī)定 |
| 1.2 | ≤30分鐘動作 | 上接1.0倍 | +20° | 無規(guī)定 | ≤6s |
| 1.5 | ≤3分鐘動作 | 冷態(tài) | +20° | 無規(guī)定 | ≤6s |
10. 外形尺寸及安裝:起動器垂直安裝于直立平面上,并應使進線均端按水平方向排列。
11.帶有熱繼電器的起動器,其主電器的電導線應選擇適當,否則會影響其準確工作,建議采用下列截面積導線。
| 型 號 | 銅芯截面積m㎡ |
| QCX5-9 | 2.5 |
| QCX5-12 | |
| QCX5-22 | 4 |
| QCX5-32 | 6 |
| QCX5-40 |
12.調(diào)整熱繼電器的調(diào)節(jié)頭,其刻度隨與電動機的額定電流相符。13.熱繼電器在出廠時均按用戶使用類別,調(diào)整為自動或手動復位兩種。(在定貨時,請說明使用類別及要求)。
QCX5系列磁力啟動器/電磁起動器/磁力起動器維修1.定期檢查和清除起動器的內(nèi)灰塵及污物。2.如起動器工作時發(fā)出噪音,應將磁鐵極面灰塵清除干凈。3.若起動器的觸頭表面燒傷時,觸點厚度減薄至原厚度的4/1時,就更換新觸頭。
QCX5系列磁力啟動器/電磁起動器/磁力起動器安全注意事項1.未將滅弧罩裝好之前,不允許操作起動器。2.鐵殼或底盤的接地螺釘應妥善接地。
QCX5系列磁力啟動器/電磁起動器/磁力起動器訂貨須知
1、啟動器使用場合或控制設備名稱
2、控制三相(或兩相)電動機的額定工作電壓、額定容量或額定工作電流;
3、對操作鈕的形式和位置要求(或產(chǎn)品全型號);
TVOC清除劑 —— 分解有機化合物 | ||||||||||||||||||||||||||||||
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一、產(chǎn)品介紹:
ZHZL-CZ型 穿軸式張力傳感器,采用高精度電阻應變計和優(yōu)質(zhì)不銹鋼材料組合而成,內(nèi)部結(jié)構(gòu)設計巧妙,使得在線測量精度高,長期穩(wěn)定性能好,使用壽命長。該傳感器內(nèi)部采用專利過載保護機構(gòu),且每一只傳感器出廠前均經(jīng)過嚴格檢測,因而確保了產(chǎn)品的測量精度、穩(wěn)定性和可靠性,廣泛用于:涂布機、印刷機、印染機、定型機、磨毛機、吹膜機、覆膜機等生產(chǎn)線張力檢測。
二、技術(shù)參數(shù):
| 主要技術(shù)指標 | |
| 量 程 | 300N、 500N、 750N、1000N、 1500N、2000N 、2500N、3000N、5000N、30000N等 |
| 激勵電壓 | 10V 或 12V,15V,24V (DC) |
| 輸出信號 | 1.5mV/V或0~5V,1~5V,0~10V,0~10mA,0~20mA,4~20mA |
| 非 線 性 | 0.5-1 % F·S |
| 滯 后 | 0.5-1 % F·S |
| 不重復性 | 0.5-1 % F·S |
| 溫 漂 | 0.05 % F·S/℃ |
| 零位輸出 | ≤2 % F·S |
| 工作溫度 | -20~80 ℃ |
| 過載能力 | 150% F·S |
三、外形尺寸:
