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.

pistons in same axis line are connected through connecting rod. A column spring is set between each piston and connec fuel dispenser ting rod, piston and connecting rod move along axis direction. An O ring is installed between connecting rod and piston to prevent leakage. A small axis is inserted into the holes of upper and lower connecting rods. A circle nylon wheel is set between the upper groove of upper connecting rod and two pistons. The small axis of nylon wheel is inserted into the hole of crankshaft. Piston 16 and piston 26 mounted adjusting piston. Four pistons installed at the end of frame respectively. The journey of adjusting piston is adjusted by the adjusting bolt installed at the end cover. 1-Outlet elbow 2-End cover 3-Piston 4-Frame 5-Connecting sheet 6-Low connecting bar 7-Upper connecting rod 8-Cylinder bushing 9-Adjusting bolt 10-Cap nut 11-Regulalting piston 12-Driving elbow 13-Brass bushing 14-O-ring 15-Rotation output axis 16-Nylon wheel Diagram 2-17: Structural chart of metal piston measurement transducer Working principle Pistons shuttle under the oil pressure after clean and no-air oil flow into measurement transd fuel dispenser ucer via vapor separator. The two pistons16 and 23 illustrated in Diagram 2-16 impel nylon wheel round one after another, the driving elbow is rotated by the axis of nylon wheel and export the number of rotation. Meanwhile, the oil calculated flow out of outlet through measurement transducer. The rotation is corresponding to the oil volume. The oil volume passed over measurement transducer is a stable constant. A complete working circulation of four pistons under oil pressure is corresponded to a unit circle of export axis. Diagram 2-18 shows the four working status during a whole working circulation. Diagram 2-18 is a simplified working principle drawing of measurement transducer. In order to facilitate fuel dispenser explanation label the cylinders and pistons as 1, 2, 3 and 4, the position of most far away the center of piston called the furthest point, nearest position called the nearest point

- Major error moves always to state INOPERATIVE　　 - Additional description o fuel dispenser n Figure 2 has changed　　 - Add information to state description INOPERATIVE　　 - Add information to state description CLOSED　　 - Delete event Inoperative　　 - Include event Unable　　 - Add information to state description IDLE　　 - A Release_FP is only excepted if the FP is not assigned to another CD　　 - Changes in the description CALLING　　 - Max_Auth_Time is started in state AUTHORISED　　 - Description of zero transaction has changed　　 - The maximum authorization timer is started in state AUTHORISED　　 - The maximum filling timer is started in state STARTED　　 - Max_Noz_laydown_Time is not used any more　　 - Add information to state description SUSPENDED fuel dispenser FUELLING　　 Chapter 3 - Dispenser Database　　 - Changes for Data Address table (chapter 3.1):　　 - Add address names FP_ID PR_ID PR_DAT M_ID SW_DAT　　 LN_ID TR_DAT AUD_ID ER_DAT ER_ID FM_ID.　　 - Reduce number of LN_ID to 8　　 - Reduce number of PR_ID to 8　　 - Delete 2nd address level (FM) for PR_ID　　 - TR_Seq_Nb starts with 0000　　 - Prod_Nb starts with 00000001　　 - Changes for Common Field Formats (chapter 3. fuel dispenser 2):　　 - Add description for binX bcdX ascX hexX CMD　　 - Lon

independent of whether a firm makes a real profit. Unsurprisingly, business lobbyists are up in arms. But Mr Ste fuel dispenser inbrück insists that this solution is the best he can come up with, given the political and financial constraints. One step that could endear him to smaller businesses that pay tax as individuals rather than as companies is the plan to give them tax breaks if they re-invest profits or use them to build up reserves. And as well as a lower corporate-tax rate, a lower capital-gains tax of between 25.5% and 30% may also encourage investors. Still, if Germany wants its corporate-tax system to be truly competitive, mere tinkering with the engine will not suffice. A thorough overhaul is needed.  © 2006 .  About sponsorship Poland s government Twin problems Jul 13th 2006 | WARSAW From The Economist print edition Poland is suffering from a bad image. Blame the Kaczynski brothers Reuters One of them is now prime minister IT IS easy to fuel dispenser argue that the Law and Justice party has done disappointingly little in the nine months since it won Poland s parliamentary and presidential elections. But in one respect it has done a lot once a regional heavyweight, respected in America and around Europe, the country now attracts ridicule and condemnation. The main culprit is the president, Lech Kaczynski. Chaotic organisation, poor staff and inexperience have led to a series of gaffes, rows and snubs. The latest was his withdrawal from a trilateral summit with France and Germany after a satirical article in a minor German daily. By insisting that the German government apologise, Mr Kaczynski cast doubt on his understanding of press freedom. A fuel dispenser nother culprit is the right-wing League of Polish Families, one of two small parties in the ruling coalition. It attracts a thuggish fringe, deliberately conflates homosexuality