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U102-A2 Pumping Unit

U102-A2

U102-A2 Pumping Unit

Materials:

Body: Aluminum (Spray-Painted)

seals: Buna-N

Technical Specifications:

Power:750-1000W

Flow Rate:45~90L/min

Rotary speed :630~730rpm

Noise: 68db(A)

Minimum. vacuum degree: 0.054Mpa

Pressure Drop: 0.12-0.25Mpa

Separate Ability of Oil and Air: >=20%

Features :

Positive displacement, self priming, internal gear type and adjustable bypass valve.

Designed for quiet, vibration-free operation.

Reusable suction strainer filter at inlet connection.

Reverse check valve at air separator float mechanism.

Check and relief valve at outlet of pumping unit.

100% Factory Tested.

Package:

Product ID Net Weight Cross Weight Dimension

U102-A2 18kg/case of 1 18.5kg/case of 1 36×32× 30cm/case of 1

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    te of Diagram 2-18d after rounding 90 degree. Diagram 2-18d: it is the continuation of the state showed in the diagram 2-18c. Nylon wheel rotates clockwise, and come to the state of Diagram 2-18a after rounding 90 degree. The four pistons discharge out a certain oil under different oil pressure, meanwhile, nylon wheel drive export axis round. Each rotation of export axis means a working circulation. Discharge adjustment The cubage of oil discharged by measurement transducer depends upon the moving distance and cross section of piston according to the working principal. The moving distance of piston is twice as many as of connecting board. Thus, the oil cubage discharged in a circulation can be showed in the following formula: Vaca = π(d/2)2×2L×4=2πd2L (2--2) Vaca──Academic discharge in a circulation; d──Diameter of piston; L──The center of connecting board The formula of 2-2 is an ideal discharge volume. But there are many elements affecting discharge, including the centre distance of connecting board, diameter tolerance between piston and bushing, inconsistent clearance between piston and cylinder, different oil viscosity under various temperature, different fluid fluctuation in varied hydraulic system, and measurement transducer variable loan. Thereby, the real discharge is: V real = V ac ?△V (2-3) V real ── fuel dispenser Real discharge; V ac ──Academic discharge; V?──Dispersion of academic discharge an fuel dispenser d real disch fuel dispenser arge . In order to make the real discharge near to the academic one and ensure keeping the stable and correct relation between the real discharge and export axis, rational design, high machining accuracy and necessary adjustment are needed. The adjusting device mounts two regulative pistons installed in a pair of piston. They are connected with a rod, moving along with pistons until near to furthest point and hit the bolt of adjusting cover. But piston still move, its room substituted by

technical specification

    st ╩e   D890 DF C3 7A C-20 20   acqu reur de t l chargement   Adresse dappel principale du syst ╩e acqu reur de   D125 DF C0 7D C-40 40   t l chargement   Adresse dappel secondaire du syst ╩e acqu reur de   D126 DF C0 7E C-40 40   t l chargement   D127 Nombre maximal dessai dappel DF C0 7F BCD1 1   D130 Date dappel DF C0 82 DJ 4   D129 Heure dappel DF C0 81 HM 4   D131 Nombre maximum de reprises DF C0 83 BCD1 1   D128 D lai dattente entre 2 appels (secondes) DF C0 80 BCD2 2   El ment de contr 磍e dacc ?au syst ╩e acqu reur de   D764 DF C2 FC C0-30 30 1   t l chargement   D765 R f rence du logiciel ?t l charger fuel dispenser DF C2 FD C0-30 30 1   fuel dispenser fuel dispenser 196  Note 1: champ obligatoire y compris si vide (L= 0)   13.3.2.11.Versions des param ╰res EMV (D10010)   Tag: FF E7 1A   Domaine: EMV   R f Donn e Tag Format L (V) Note   D 767 Num ro de version Risque acqu reur DF C2 FF C4 4   D757

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    Corbis Latinos are now the region s biggest minority CHICAGO S recovery from decline is measured not just in jobs and dollars, but also in people. In America, at least, a city is considered moribund if its population is not growing. By that measure, greater Chicago is prospering; but the story is more complicated than it seems. The 2000 census was greeted with delight by the city. It showed that, after decades of losing people both to the suburbs and to other parts of the country, it had increased its population by 4% since 1990. The vast conurbation around Chicago—what the Census Bureau calls the Chicago-Naperville-Joliet metropolitan area, which includes bits of Indiana and Wisconsin—had grown by 11.2%. And though the suburbs had been the big gainers (up 14%), even the cities (towns of over 100,000 people) in that conurbation had grown by 6.3%. Urban life was evidently flourishing. The trend, though, has not been sustained. In 2000-04, the metropolitan area grew by just 3%, less than the rate of natural increase. The big towns lost population (by 0.1%), whereas the suburbs continued to grow (by 4.6%). Chicago itself shrank by over 1%. The shrinkage in the towns would have been much greater, and the growth in the suburbs much smaller, but for one thing immigration, nearly all of it fuel dispenser by Latinos. Between 1970 and 2004, Latinos accounted for 96% of the growth of the six counties fuel dispenser round Chicag fuel dispenser o. The average increase during the 1990s was 57,000 people a year. The accompanying changes are already dramatic. In the city itself, more than one person in four is now a Latino, and Chicago has more Hispanics than any other city but Los Angeles. With such neighbourhoods as Greektown, Little Italy and Ukrainian Village, Chicago has never disguised its long history as a home for immigrants, many of whom cluster together for decades after their arrival. Native-born migrants have come, too, notably Midwes