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U405 Reconnectable Breakaway

U405

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

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    nut 2-Gasket 3-Nut 4-Jointer 5-Spring seat 6-Spring 7-Overflow valve core 8-Valve seat 9-O-ring 10-Nut 11-Washer 12-Bolt 13-Elastic gasket 14-V-wheel 15-V-belt board 16-Pressure plate 17-Framework oil seal 18-Bolt 19-Elastic washer 20-Pump cover 21-Sliding bearing 22-Rotor unit 23-Woodruff key 24-Vane 25-Spring flake 26-Sliding bearing 27-Plug 28-O-ring 29-Pump body 30-Nut 31-Flat washer 32-Gaslet 33-Bolt 34-Adjusting bolt Diagram 2-2: Exploded drawing of vane pump Diagram 2-3: Installation of rotor of vane pump Diagram 2-4 show the pump’s working situation. A Section and B Section are the neared vane, which rotate together fuel dispenser with rotor clockwise. The turning Vane A increases the cubage of low pressur fuel dispenser e transitional area, oil being sucked into pump. Fuel between vane A and Vane B is brought to high pressure transitional area as the vane go around clockwise. In high pressure transitional area cubage become smaller because of vane rotation, as result, oil is impelled out under the vane pressure. When rotor turns continually oil in tank is sucked into pump and then discharged out ceaselessly to form a stable flowage. Pump flowage formula is showed in Diagram 2-1. Diagram 2-4: Vane sketch map Q = 2e (Πd-SZ) bnη (2-1) In the formula: Q ── actual flux e ── eccentric moment D ── diameter of chamber b ── vane height S ── vane thickness n ── rotate speed of rotor Z ── vane number η ── volume efficiency Taking security for granted GB50156-2002 of Th fuel dispenser e Regulation of design and construction on vehicle gas & fuel filing station stipulates that the outlet flow-rate of fuel dispenser don’t exceed 60L/min. Overflow valve The real flow rate of vane pump surpass 60L/min. the redundant flowage back into the inlet of pump via overflow valve to make the outlet flow rate don’t exceed 60L/min. Vane pump can adjust flowage as it belongs to ration pump. When increasing fuel dispenser’s flowage openness of nozzle is enlarged, outlet pressure of pu

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    - Block Length:   The Block Length is set by the Max_Block_Length communication data element.   The range for the block length is 32 to 228. To allow messages longer than this value   a Block Number BL is included in the message.   - Communication Services  December 2004 IFSF - STANDARD FORECOURT PROTOCOL FP2_1.88   COMMUNICATION SPECIFICATION   Page: 27   All messages are point to point fuel dispenser with acknowledge. If a message doesnt receive an   acknowledge af fuel dispenser ter the given number of retries this is reported to the application   which can take the decision (repeat cancel state change ...).  4.3 Messages Code IFSF_MC   The IFSF message code (IFSF_MC) can be used by the receiving device to easily   filter received data.   Please note that the LONTALK Message code should always have the same value as   the IFSF_MC. This enables the NUERON chip to filter the messages.   IFSF_MC per various IFSF messages:   READ ANSWER WRITE ACK UNSOLICITED   Application Database 0 0 0 0 0   Communication Database 2 0 2 0 fuel dispenser -   All the heartbeat messages use the IFSF_MC of value 1.  4.4 Block Cutting BL   For messages bigger than the maximum block length (Max_Block_Length) the   communication layer cuts the message assigning to each part of the message a block   number.   Blocks are numbered from n = 0 using sequential binary numbers and the last block   number is identified as being the last by

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    han foundation trusts, is to break even in each and every year. There is no incentive, on the other hand, to generate a surplus. Hospital trusts that run up deficits can often be bailed out through transfers from organisations that happen to be in surplus. Manifestly, this system is not working. Under the Audit Commission s proposals, the health service will instead broadly adopt the accounting regime for foundation trusts. This will move it on to a more businesslike model of financial reporting. As in the foundation sector, there will be a greater focus on cash flows and hospitals trading positions. It would be possible to incur fuel dispenser a deficit in one year provided there was a workable plan to recover it in s fuel dispenser ubsequent years. Hospitals with surpluses would be able to lend them to an NHS banking facility and get interest. In two respects, the proposals might appear to loosen the discipline on poorly performing hospitals. First, they would be allowed to run a temporary deficit. And hospitals that do would no longer see their budget clipped while they were struggling to repay it. The Audit Commission argues, however, that if the health service is to operate more as a market, then hospitals have to be allowed to trade more as commercial enterprises. Furthermore, it advocates prompter intervention to deal with hospitals in financial trouble. As long as Labour retains its political nerve, especially when it comes to closing hospital facilities, these recommendations should help its prog fuel dispenser ramme of reform. © 2006 . About sponsorship Animal rights Good news for humans Jul 27th 2006 From The Economist print edition The public mood turns against animal activists CAMPAIGNERS for animal rights are losing their long war against scientific experimentation on animals. Public sympathy for the cause is leaching away as the well-publicised antics of a violent few taint the image of the pacific many. New legislatio