U501-C Pulse sensor

U501-C Pulse sensor

This incremental shaft encoder has been designed for heavy-duty application,especially for use in petroleum & diesel dispensing environments where potentially explosive atmospheres can be expected. It features a rugged and compact construction as well as a wide selection of mechanical and electronic variations.

Materials:

Housing: Die cast aluminum alloy

Bearings: Self-lubricating sintered bronze

Features :

A high advantage in reliability and adaptability.

A large selection of shaft couplings, including couplings with built-in backlash clutch facility.

Standard sealing screws.

The fuel resistant cable can be customized regarding length.

Suit the TATSUNO meter and other meters whose pulse per circle is 60 or 100.

100% EX approved and tested.

Specifications:

Power supply: 5 VDC, fixed or variable

Current Consumption: Standard 10 to 30 mA, max 90mA

Number of Channels: 2

Number of pulses: 50 ppr

Output Signal: Square wave duty cycle 50%+10%.

Phase Shift: 2 channels 90° (25% +5%)

Output Stage: NPN

Output Current: Max. 30mA

Hysteresis: Min. 0.2°

Output freq. Min. 1000Hz

Temperature range: Working -40 to 70degree

RPM: Max 3000RPM

Mounting: With 3 pcs. M4 screws

Weight: Approx. 340 gram. Excl. the cable

Wiring:

Color Channel plug

Green +5V 2

Black CH1 3

Yellow 0V 4

Blue CH2 5

Red +5V 6

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Package:

Cross Weight Dimension

150g/case of 1 130x100x15mm/case of 1

Approval:

The shaft encoder has been tested and granted Ex and EMC approval.The Ex-approval is EX d IIA T3.Ex certificate number is CE991209.

Ordering Specifications:

Product ID Product name

U501-C pulse sensor

Important:

The products should be used in compliance with applicable country, province and local Laws and regulations. Products selection should be based on physical Specifications and limitations and compatibility with the environmentand materials to be handled. HONGYANG makes no warranty of fitness for a particular use. All illustrations and Specifications in this literature are based on the latest products information lable at the time of publication,HONGYANG reserves the right to make changes at any time in price, materials. Specifications and models and to discontinue models without notice or obligation.

inlet of pump. Vapor segregated device: key component of vapor separator. It includes the following components ---High pressure chamber composed of frame and upper cover; vapor segregated chamber that used to be called general pressure chamber, due to vary along with pump pressure, returned oil floater being installed here; spheriform buoy with exhausting valve, exhausting valve seat, returned oil floater, returned oil valve and exhausting pipe. Some factories evolv fuel dispenser e the spheroid buoy with exhausting valve and exhausting seat as a ball valve, illustrating in diagram 2-15. Now some manufacturers replace ball valve with other structure that promotes the separator capacity. Diagram 2-14 Dimensional structure drawing of vapor separator 1-Valve cover 2-Vavle body 3-Steel ball 4-Upper cover Diagram 2-15 Structural drawing of single direction valve This kind of vapor segregated device has large pressure chamber in which oil flow slowly so that vapor has time upward. Therefore, this kind of vapor separator is better than that of small pressure chamber in terms of separate capacity. Anti-backward flow device: it mainly composes of spring seat, spring, check valve unit and outlet pipeline. Check valve gasket is made of oil-resistance rubber board, which is very important for realizing anti backward flow function. Working principle After starting a new fuel dispenser larger air in pipeline is impelled out through check valve and exhausting valve. As there is no foam found in oil indicator fuel dispenser fuel dispenser would be refueled. Fuel contained foam flows out of check valve through the bottom of high pressure chamber. The floater in high pressure is upward, levels of exhausting valve and its seat at parallel height, floated air and rest of oil flow into vapor separator chamber from the groove of exhausting valve. If that is ball valve, the steel ball has covered the hole on valve cover, these air and flow only flow from the groove of ball valve. The mixture of oil and air flow into vapor separator chamber in fuel dispenser

- the IFSF_MC is 0 for application messages　　 bin8 000xxxxx Message Status　　 M_St　　 (bit map) - the message type is READ　　 - the token (xxxxx) is created by the originator　　 of the message　　FP2_1.88 fuel dispenser IFSF STANDARD FORECOURT PROTOCOL December 2004　　 COMMUNICATION SPECIFICATION　　Page: 16　　 bin16 Message Length　　 M_Lg　　 - the number of bytes in the READ-message　　 following　　 bin8 1 to 8 Database Address Length　　 DB_Ad_Lg　　 - the number of address bytes which are used to　　 select the database from where the data should　　 be read　　 x bin8 Database Address　　 DB_Ad　　 (x = 1 to 8) - the recipient database address from where the　　 fuel dispenser data should be read　　 bin8 1 to 255 Data Identifier　　 Data_Id　　 - the identifier for the first requested data　　 element in the recipients database　　 bin8 1 to 255 Data Identifier　　 Data_Id　　 fuel dispenser

moderate hands of Dalil Boubakeur, rector of the Paris Mosque, but included some hardline groups. The council has struggled to earn credibility. The real hardliners—the Tabligh, or Salafists—lurk way beyond its reach. And it has been beset by political infighting at national level. Yet it has been useful in some ways. Even its more militant leaders, for instance, condemned hostage-takers in Iraq who demanded that France repeal its headscarf ban. All the same fuel dispenser , nobody is suggesting that France has solved the challenge of Islamic radicalisation. Indeed, the country is keenly aware that it has recently been named a target by al-Qaeda. Moreover, the recent French decision to send peacekeeping troops to Lebanon is viewed with some unease. For the way France handles its Muslim minority at home is linked with its relations with Muslim states abroad. © 2006 .  About sponsorship Beyond these shores Oct 26th 2006 From The Economist print edition France s foreign relations need a rethink AT THE height of the recent Israel-Hizbullah conflict, France found itself at the forefront of world diplomacy for the first time since the start of the war in Iraq. Ministers were dispatched to Beirut, diplomats to America. The phone line buzzed between Jacques Chirac and George Bush. Best of all, the French persuaded the Americans to wait for a ceasefire and a political agreement before sending a multilateral peacekeeping force fuel dispenser —an achievement that was hailed in Paris as a victory for French diplomacy. AFP Thin on the ground in Lebanon And then France wobbled. Its initial contribution was a mere 200 soldiers. Only after it was upstaged by Italy s muscular offer of 3,000 troops did it boost its own numbers to 2,000. The episode exposed both the aspirations and the limitations of French diplo fuel dispenser