U102-A Pumping Unit

U102-A Pumping Unit

Materials:

Body: Aluminum (Spray-Painted)

seals: Buna-N

Technical Specifications:

Working Motor Power: 750 W

Maximum. Flow: 60L/min

Rotary speed of pump: 520 rip

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.

Replacement Parts:

Key Description Materials

1 Coupling Aluminum

2 Sealing O-ring φ82*24 Buna-N

3 Sealing gasket-ring Buna-N

4 Up cap Aluminum

5 Floating kits Swell Buna

6 Cap Aluminum

7 Screen kits

8 Overfill prevention valve kits

9 Graphite vane Graphite

10 Body Aluminum

11 Outler valve kits

12 Cap Brass

13 Sealing gasket Aluminum

14 Exhausting Joint Buna-N

15 Pipe Kits Aluminum

16 Sealing gasket Buna-N

17 Sealing gasket Buna-N

Package:

Product ID Net Weight Cross Weight Dimension

U102-A 17.5kg/case of 1 18.5kg/case of 1 35.5x27x33cm/case of 1

ds of gear pumps. The following introduce cycloidal gear pump: Diagram 2-8: Two kinds of internal gear pumps Gear pump structure Diagram 2-9 is an exploded drawing for inner cy fuel dispenser cloidal gear pump. Inner cycloidal gear pump mainly composed of frame, gear-group, overflow valve, strainer, pump cover subassembly, etc. pump chamber is cylinder-shape in which strainer is installed at inlet of oil. Overflow valve and pump is in parallel connection. Concentric installation is between pump chamber and exterior gear-group, between inner gear and principal axis. But inner gear and outer gear is assembled centrifugally. Principal axis drives gear-group rotate. Gear pump has two chambers --- pressure oil chamber that discharge oil and suction chamber that suck oil—which are not connectable. When gear pump operating gear-group rotate anticlockwise at view of pump cover direction. Delivery pressure depends upon the adjustment of overflow valve, laden degree and inner penetration. In the process of nozzle open, small oil resistanc fuel dispenser e, overflow valve is in low status of openness. However, as nozzle turn down or large oil resistance and pressure, the spring of overflow valve move sideward, increasing openness so that more oil flow into negative chamber. The outlet pressure of pump keeps under 0.3Mpa. Working principle of overflow valve The outlet of overflow valve is the interface in where pressured oil chamber pass into suction chamber. The overflow valve play role as a protection to restrict the highest pressure in hydraulic system and to adjust delivery volume of fuel dispenser. Its structure is illustrated in Diagram 2-9. Motor driving pump starting work, the pressured oil from pressure area flow into vapor-separator and overflow valve outlet via pump outlet. Given switch nozzle, part of oil flow out of pipe of vapor separator, another part of oil flow into suction chamber via overflow valve with small openness. However, as close down nozzle, pressured oil overcome spring bounce under high pressure in hydraulic s fuel dispenser

(layer 7)　　 and the communication (layer 6).　　4.1 Addressing　　 Each device will be locally able to define its own node address that means: Subnet and　 fuel dispenser 　 Node numbers (S N). Different solutions are possible:　　 - dip switches or similar mechanical solution　　 - address provided by the application running in the host processor.　　 - Subnet (S) Node address (N): 2 bytes　　 The choice is to use the Subnet address (S) to indicate the device type.　　 A list of all valid Subnet addresses is given in Engineering Bulletin Number 8.　　 N: All devices belonging to the same Subnet (so having the same type) are　　 identified by a unique Node address (N). The values are 1 to 127.　　 Please note that the SubnetNode assignments must be implemented at the Application　　 level. However to allow multiple devices to be interfaced via a single Echelon　　 Neuron chip ( fuel dispenser i.e. An OPT that consists of a PIN Pad Card Reader Receipt Printer　　 Journal Printer) it is permitted to use a different SubnetNode address in the　　 application message than the actual network Neuron chip SubnetNode address.　　 Example:　　 When addressing a PIN Pad (S4:N1) that is connected to an OPT device with its　　 Neuron chip configured as (S6:N1) the Transmitting Neuron chip will transmit at　　 network level to the OPT device (S6:N1) but in the application message will use a　　 Recipient Subnet address of 4 and a Recipient Node address of 1.　　 Where: S4:N4 = S4 is Subnet 4　　 N1 is Node 4.　　 It is therefore up to the application layer to decipher the incoming message and then　　 route the data to its respective device.　　4.2 Application Protocol Parameters　　 fuel dispenser

on operations, including 5,600 in Afghanistan, 7,200 in Iraq and 8,500 in Northern Ireland. Squaddies are complaining about shortages of equipment, the lack of military hospitals and fuel dispenser the effectiveness of ground support provided by the air force in Afghanistan. Soldiers grainy video footage of ferocious battles, smuggled out of the country, has dramatised their grievances. Sir Richard s challenge was more fundamental. He suggested the government risked breaking the “covenant�between the nation and the armed forces soldiers endanger their lives for their country, but expect respect and decent conditions of service in return. Sir Richard questioned the attempt to impose democracy in Iraq and argued British forces should leave “sometime soon�because their presence was worsening the security situation. In a subsequent radio interview he explained this applied only to some parts of the country. Yet his message was unchanged a prolonged deployment in Iraq at current levels could “break�the army. Sir Richard fuel dispenser appeared to favour an early departure from the country to focus on Afghanistan, where overstretched British and other NATO forces have been wounded by a resurgent Taliban since deploying to southern provinces in July. Precious combat troops in Afghanistan have been tied up defending isolated outposts in southern Helmand province. In one exposed position in Musa Qala, a local ceasefire has been arranged with tribal elders. This week British forces agreed to hand over control to a force of “auxiliary police�of dubious loyalty. Sir Richard was rebuked by politicians of all stripes (including some former defence secretaries) for breaching the convention that prevents soldiers from openly questioning government policy. Yet the prime minister chose not to escalate the dispute. He professed to agree with every word the general had spoken on the radio, but said British forces would stay in Iraq “until the job is done� He added that he could see the Iraqi security fo fuel dispenser