U101-F Heavy Duty Flowmeter

U101-F Heavy Duty Flowmeter

This Flowmeter is to measure the exact volume of the dispensed fuel. which is designed for non-commercial use only. this flowmeter is reliable ,inexpensive, simple installation and easy calibration on the workplace.

Materials:

Body: teflon

seals: Buna-N

Technical Specifications:

Litre: 4 digits

Totalt: 8 digits

Flow rate range:20L~120L/min

Accuracy:±1%

Environmental condition:-40~~+70degree

Package:

Product ID Net Weight Cross Weight Dimension

U101-F 8kg/case of 1 9kg/case of 1 28×25×18cm/case of 1

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 with rotor clockwise. The turning Vane A increases the cubage of low pressure 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 The 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 valv fuel dispenser e 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 fuel dispenser fuel dispenser

Determines how long a node waits for an　　 acknowledgement before retrying. (LonTalk　　 TX_TIMER Value 5).　　Non_Group_Timer = 768 ms Started when a node receives a message providing it　　 can allocate a receive transaction record.　　The chosen standard for layer 1 is the Free Form Topology FTT-10 at 78 kbitss.　　This high speed will offer a very good response time even in the worst conditions and allows　　the bus topology to be any combination of a star loop or bus. Please note that the 2 pin　　Weidm ller BLZ (or equal) connectors and receptacles are recommended for connecting　　IFSF FTT-10 devices.　　The LON uses a P-Persistence CSMA protocol (similar to Ethernet) and so no master is　　required on the bus.　　The LON chip uses 3 processors and so the communications on the bus (managed by 2 of　　them) never interferes with the transfer of messages with the application (managed by the　　third).　　The forecourt communication expects to use a LON component for layer 1 to 6 using　　Explicit Messages.　　The length of such messages is set by the Max_Block_Length communication data element　　(see chapter 4.5 Communication Service Database). 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 (for details see chapter 4.4 Block Cutting).　　2.2 Application Communication Basics　　To avoid specifying message contents where application dependent the choice was to use a　　readwrite mechanism.　　Six basic messages are used fuel dispenser to access any data in the system:　　- Read Messages　　- Answer Messages　　February 2003 IFSF - STANDARD FORECOURT PROTOCOL FP2_1.84　　 COMMUNICATION SPECIFICATION　　 fuel dispenser fuel dispenser

of these reflective surfaces (which may be as much as 50km, or 30 miles, away) is known precisely, the time it takes a beam to get there and back is a measure of how much water vapour it contains. With only one radar, this measure is not very informative, but the researchers method uses four, pointing in different directions through the same air- mass. Combining the signals from all four radars using some newly designed software means that the water content of the atmosphere can be sampled at points 4km apart. The existing system in America, which relies on weather balloons, samples points about 150km apart. The result is that incipient storms can be detected several hours before they burst, and picnickers need never be drenched again. © 2006 .  About sponsorship Radiology Your bosom buddy Aug 10th 2006 From The Economist print edition A new technology that may improve the detection of breast cancer SUCCESSFUL treatment of breast cancer depends on early diagnosis. The most widely used test relies on a low dose of X-rays to generate detailed images of the organ. This technique, known as mammography, can show changes in the breast well before a woman or her doctor can feel them, and it has significantly reduced mortality from the disease. Reading mammograms, however, is a tricky business. Some signs of cancer appear, to the eye, similar to normal tissues on a mammogram. By contrast, dense but healthy breast tissue can obscure tumours beneath it. As a consequence, radiologists relying only on their own judgment may fail to notice up to 30% of breast fuel dispenser lesions during screening, even though two-thirds of those lesions are visible in retrospect. Computer-aided detection (CAD) can help. It uses special algorithms to scan mammograms and alert radiologists to things that seem suspicious—a strategy known as feature extraction. CAD has substantially increased the number of tumours identified. fuel dispenser It is, ho fuel dispenser