P-G FUEL DISPENSER

P-G FUEL DISPENSER

Pump Type :Optional

Inlet Pressure:>=54kPa.

Flow rate (L/min.) :55±5

Suction Distance (m): 6(verticalmente) / 50(orizzontalmente)

FlowMeter Type : Optional

Accuracy :±0.2%

Motor Voltage(V) :110V/220V/380V,50Hz/60Hz

Capacity(hp) :1HP(0.75kw)

Input Voltage : 110V/220V/380V,50Hz/60Hz

Nozzle : Auto Shut-off Nozzle

Environmental Condition : -40~~+55degree

Control Type :Solenold Vale Control Type

Preset : Function Provided(Small LCDIndicator)

Display(Counter) :Type LCD and Bright Backlight

Digit of Volume : 0~~999,999(6 Digits),Decimal point can be changed

Digit of Amount :0~~999,999(6 Digits),Decimal point can be changed

Digit of Unit price : 0~~9999(4 Digits),Decimal point can be changed

Digit of Total Range : 0~~99,999,999,99

Optional Display Type :LCD and Bright Backlight

Digit of Volume : 0~~99,999,999(8 Digits),Decimal point can be changed

Digit of Amount :0~~99,999,999(8 Digits),Decimal point can be changed

Digit of Unit price : 0~~999999(6 Digits),Decimal point can be changed

Digit of Total Range : 0~~99,999,999,99

Totalizer: 1~~9,999,999

Hose: 4.5m

Weight : 205kg

Dimension(L×W×H) : 1060*550*1620(mm)

Dimension(L×W×H)Of Qty of Container : 40ft: 44 20ft: 22

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 trans fuel dispenser ducer, 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 � fuel dispenser �─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 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

CECOD Echelon NACS and NRF and the IFSF member oil companies.　　 Any comments or contribution to this or any other Engineering Bulletin is welcome.　　 Please e-mail any comments or contributions to techsupport@ifsf.org. The IFSF is　　 particularly anxious that any known e fuel dispenser rrors or omissions are reported promptly so that　　 the document can be updated and reissued and remain a useful and working practical　　 publication.　　1.2 Scope and Version History　　 The scope of this Engineering Bulletin is the cables cabling and cable connectors　　 required for implementation around a service station forecourt and into the associated　　 building. This Engineering Bulletin supersedes Version 2.11 published in November　　 2000.　　 Version 2.11 updated the contact details for the IFSF Echelon and BT Electronics.　　 Version 2.12: In this version:　　 - Section 5.2 reference to web sites added.　　 - Section 5.2.4 added.　　 - Appendix E added.　　 Version 2.13 addition of information on TCPIP cable Appendix F.　　1.3 Definitions　　 IFSF International Forecourt Standards Forum　　 FTT Free fuel dispenser Topology Transceiver　　Version 2.13 Page 1 of 24 December 2004　　IFSF ENGINEERING BULLETIN NO. 1 CABLES CABLING and CABLE CONNECTORS　　 Local Loop A loop of bus cable that exits from a junction box　　 interconnects with a node and returns to the junction box.　　 Pass-Thru A junction box at which wires are spliced and to which no　　 nodes are connected.　　 A junction box containing the single 52.3 �?LONWORKS庐　　 Primary Junction Box　　 terminator resistor.　　 PJB fuel dispenser

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