U405 Reconnectable Breakaway

U405 Reconnectable Breakaway

The U405 is a dry reconnectable breakaway for the conventional dispensing market. It is designed to be installed on fuel dispensing hoses, and will separate when subjected to a designated pull force. The dual valves seat automatically stopping the flow of fuel and limiting any fuel spillage, while protecting the dispensing equipment. When reconnecting the separated halves, the U405 seals tightly on an O-ring before the poppet stems engage to open the valve. For proper operation on high-hanging hoses, the U405 must always be installed With a straightening hose with a minimum length of 9". For low hose applications, the U405 should be installed down stream of the retractor cable.

WARNING

We advice you replace a new U405 breakaway when the pull-force is lower than 180 lbs after many reconnections

Materials:

Body: die cast zinc

Main Seals: Viton

Main Spring: stainless steel

Guide and poppet: POM

Protective Sleeve: Pa66

Features:

Pull force- the U405 will break away with a pull force of 250 lbs 5%, the U405 will break away with a pull force of 300 lbs 5%.

Unique double-poppet design-features low pressure drop.

Flow rate: 0-60L/Min

Working pressure: 0.18Mpa

Coupling halves- protected by proven plastic sleeves

Easily reconnected- just "push and twist" until you hear the audible click, signifying the unit has been correctly reconnected. Reconnection force approximately 15 lbs.

Line shock - U405 is able to absorb the effects of normal line shock through the unique design of the disconnecting features.

May be reconnected under wet or dry hose conditions.

100% Factory Tested.

Package:

Product ID Net Weight Cross Weight

U405-A 26.5kg/case of 50

30kg/case of 50

35x35x26 cm3 /case of 50

U405-B 26.5kg/case of 50 30kg/case of 50

35x35x26 cm3 /case of 50

U405-C 26.5kg/case of 50 30kg/case of 50

35x35x26 cm3 /case of 50

U405-D 26.5kg/case of 50 30kg/case of 50

35x35x26 cm3 /case of 50

This device often is installed on check valve, hose pipeline also release certain hydraulic pressure. Pipe Resonance Apart from hydraulic stock, other hydraulic components also cause a certain degree of noise in pipeline, such as vane pump, overflow valve, vapor separator, measurement transducer, solenoid valve and nozzle. Sometime pipe resonance will be generated if the inherent frequency of pipe equivalent to hydraulic pulse resulted from hydraulic components of fuel dispenser. At that time, the normal working state will be affected, which is harmful to staff’s health due to intensive noise. In order to explain this problem, the inherent frequency of pipe is introduced here. Pipe inherent frequency is: ω0 = kπ/2 l2 ·EJgGd+Gj (2-14) In the above formula: ω0 ── inherent frequency of pipe l ── supporting point distance E ── elastic modulus of pipe material J ── inertial moment of pipe section g── acceleration of gravity Gd── weight of pipe per meter Gj──liquid weight in per meter of pipe K── modifying coefficient K= 1-pA+mv/2π2EJA/l2 (2-15) In above formula: A ──pipe section m ──liquid weight in per meter of pipe v ──velocity of flow of liquid in pipe Several relative parameters affect the inherent frequency of pipe in Formula 2-14. Therefore, most manufacturers pay much fuel dispenser attention to these elements that affect pipe inherent frequency and pulse frequency of hydraulic components in the design and manufacture of fuel dispenser, making the two frequencies as much different as possible so as to appear pipe resonance in fuel dispenser. 3. Hose used for fuel dispenser There are two kinds of hose used in fuel dispenser. one is made according to GB/T10543 Rubber Hose Used for Refueling and Discharge of Airplane, connected oil indicator with nozzle; the other kind of hose is used in fuel dispenser with vapor recovery device, not only connecting oil indicator with nozzle, fuel dispenser fuel dispenser

Note　　 D827 R sultat des v rifications usuelles DF C3 3B E 1　　 D5039 Information compl mentaire r sultat v rifications usuelles DF D3 AF E 1 1　　 D5012 Commande contr 磍e de code DF D3 94 E 1　　 D5013 Tentatives de contr 磍e de code pr alables DF D3 95 BCD1 1　　 D5010 Commande action carte DF D3 92 O1 1 3　　 D387 Code raison demande dautorisation DF C1 83 E 1 2　　 6　　Note 1: pr sent si n cessaire (D827= 99)　　Note 2: permet un d clenchement dautorisation ult rieur　　Note 3 : champ optionnel　　 11.7.7. Message 7 (D clenchement de demande dautorisation)　　 R f Donn e Tag Format L (V) Note　　 D387 Code raison demande dautorisation DF C1 83 E 1　　 D827 R sultat des v rifications usuelles DF C3 3B E 1　　 Information compl mentaire r sultat des v rifications　　 fuel dispenser D5039 DF D3 AF E 1 1　　 usuelles　　 3　　Note 1: pr sent si n cessaire (D827= 99)　　 11.7.8. Message 8 (R ponse dautorisation)　　 R f Donn e Tag Format L (V) Note　　 D390 Code r ponse dautorisation 8A C2 2　　 D8 fuel dispenser fuel dispenser

And operators are already behaving as though it is inevitable a survey by Informa found that nearly two-thirds of those who were in a position to provide FMC had begun to do so. But widespread adoption of FMC will take time, says Mr Merry, because it requires technologies and business models to be brought into a new alignment. Indeed, it requires financial engineering as well as the technological kind operators around the world will need to reabsorb their separate mobile units in order to integrate them with their fixed-line operations. (France Telecom and Telecom Italia have both done so already, though Telecom Italia now plans to reverse the process for financial reasons of its own.) That would mean, in particular, NTT absorbing DoCoMo, and Verizon buying out Vodafone s 45% stake in Verizon Wireless. Furthermore, notes Mr Thelander, so far the only mobile handsets with Wi-Fi support are high-end models. Until Wi-Fi support is available in cheap, mainstream handsets, its appeal will be limited. Informa predicts that even in five years time only 5% of handsets sold will support Wi-Fi. So FMC users are likely to account for a tiny proportion of telephone subscribers and revenues for the foreseeable future. “FMC s share of total communications revenues will be small for several years, but this is just the start,�?says Mr Merry. He predicts a total of 92m FMC subscribers fuel dispenser by 2011, accounting for 3% of mobile subscribers by that time. But the prospects for FMC could improve dramatically once new “femtocell�?technology arrives, probably late in 2007. This involves using an extremely small but fully fledged mobile base-station rather than Wi- Fi in the home or office. It still plugs into a broadband connection to route calls, but can be used with existing mobile handsets, which gets round the need for expensive dual-mode handsets. Softbank in Japan is particularly keen on this, as are incumbent operators in France, Germany and Italy. The problem is that femtocells are far more exp fuel dispenser fuel dispenser