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U101-F Heavy Duty Flowmeter

U101-F

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

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    C/DC convert type switch power is universally adopted in fuel dispenser. Diagram 3-13: Structural sketch map of liner voltage stabilizing power Diagram 3-14: Structural sketch map of switch stable voltage pow fuel dispenser er adopted DC/DC converter Diagram 3-15: Structural sketch map of switch voltage stabilizing power adopted pulse transformer As an electronic component in fuel dispenser, stable voltage power is easily failed and possibly leads to whole trouble of fuel dispenser once appear doesn’t work. Generally, liner voltage stabilizing power adopts 78 series special voltage stabilizing integrated circuit, such as 7805 and 7812, simple design and convenient maintenance. In Diagram 3-16, a popular liner voltage stabilizing power circuit of fuel dispenser is i fuel dispenser llustrated. Switch power supply adopted pulse transformer will not introduced here, reference with relevant boos when necessary. Diagram 3-16: Circuit fuel dispenser diagram of liner voltage stabilizing power These integrated circuits of LM2576, LM4962 AND MC34063A are widely adopted in DC/DC transformer power supply. Intrinsic safety voltage stabilizing power supply in fuel dispenser This kind of direct current is able to employ in flammable and combustible environment only when mounted safety barrier. It also called intrinsic safety voltage stabilizing power supply illustrated in Diagram 3-18. Explosion-proof power supply is only used in explosion-proof box or an atmosphere without explosive gas, including its associated circuit. It is allowed to employ intrinsic safety power in explosive atmosphere, but must in explosion-proof box or an environment without explosive gas. However, its associated circuit is permitted to use in explosive gas atmosphere if meet requirements concerned. The major difference between intrinsic safety power and explosion-proof power is whether install safety barrier. Diagram 3-17: Voltage stabilizing power circuit of DC/DC convertor Diagram 3-18: Sketch map of intrinsic safety power The function of setting a safety barrier i

technical specification

    An example of each message is given below. All examples pertain to reading and   writing the communication database. In the examples the Logical Node Adress (LNA)   of the recipient is 24: fuel dispenser 01 (1801H) and the LNA Originator is 02:08 (0208H). Extra   spaces are used to separate elements. 24:01 happens to be the IFSF subnet address for   a Code Entry Device. The IFSF self certification XML test scripts give a whole series   of examples including many different possible error conditions.  5.2.1 Read and Answer Messages   Example 1: Read the communication protocol version from the Code Entry Device   with node address 1 (01H). This element is Data_ID number 1 in the Communication fuel dispenser s   Service Database. In this example a token of value 01H is used.   1801 0208 02 01 0003 0100 01   For version 1.85 fuel dispenser of the Communication Protocol the correct answer message is:   0208 1801 00 21 000A 01000106 000000000185   NOTE: The read contains a message code (IFSF_MC) of 2 for communication   database but the anser contains a message code value of 0. This is correct because if   the reply was 02 it would be filtered by the neuron chip and not go through to the   application.   Example 2: Read the Heartbeat interval and the Maximum Block Length. In this   example a token of value 26 (1AH) is used.   1801 0208 02 1A 0004 0100 04 05   and the reply assuming standard IFSF start-up values of 10 seconds and 32 Bytes   would be.   0208 1801 00 3A 0008 0100 04 01 0A 05 01 20  5.2.2 Write and Acknowledge Messages   Example 3: Write a heart beat interval of 30 seconds. In this example a token of value   19 (13H) is used.   1801 0208 02 53 0005 0100 04 01 1E  FP2_1.90 IFSF

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    e the drawbacks, Congress is unlikely to turn the deal down flat, since this would badly offend India. But there is little enthusiasm for endorsing it either. And any attempt to force the changes through would badly fuel dispenser offend Congress instead. The deal has strong support from Tom Lantos, the ranking Democrat on the House International Relations Committee. But last week Sam Nunn, a respected former senator, suggested it could harm America s interests and spark an arms race in Asia. It is not only Congress that is uneasy. When American officials put the case to the NSG last month for making an India-sized hole in its rules on nuclear trade, they won firm support only from Russia, Britain, France and Australia. Many others, including China and Japan, asked har fuel dispenser d questions. The worry is that making an exception for India will lead to a nuclear free-for-all. Jumping its cue, Russia has already broken ranks to s fuel dispenser upply fuel to two Indian reactors, arguing disingenuously that this is for “safety�reasons and thus within existing rules. “Unhelpful� was the American response. Equally unhelpful to those making the case for special American treatment of India are its ties to Iran, which is itself under a cloud at the UN Security Council on suspicion of secretly trying to build a bomb. Military-to-military contacts between the two have been expanding, and negotiations continue over a pipeline project that America flatly opposes. Nor is India likely to line up with America as a strategic partner against China, as some in Mr Bush s team would wish. With nothing to constrain its nuclear plans at home or its friendships abroad, India can be happy with the nuclear deal it has struck with America. That is, if Congress lets it through. © 2006 . Presidential powers Showdown averted Apr 6th 2006 From The Economist print edition The Supreme Court declines to review the detention of enemy combatants FOR George Bush, it was victory of sorts. The Supreme Court de