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.

causing noise and abnormal vibration is many, either because of fuel dispenser�or exterior elements (pipe trouble). Therefore, it is first to exclude exterior reason of fuel dispenser, then interior one when overcome the above situation. After that, examine strai fuel dispenser ner and clean dirty. Next parts being checked is overflow valve. Tight spring will stick valve core and generate large noise and vibration. In addition, don’t pursue large flow rate through adjusting spring extensively, since that will shorten the service life of fuel dispenser due to large system pressure. If noise is still large after the above maintenance, pump should be disassembled so as to examine vane and spring whether broken. If these parts are broken the outlet flow fluctuation of pump would be enhanced, as well as noise and vibration. The solution me fuel dispenser thod is to change a new vane and spring. Leakage Leakage is divided as two categories, namely, inner leakage and outer leakage. Under the high oil pressure in hydraulic system oil is leak from high pressure area to low area, which is called inner leakage. The abrasion of vane, rotor and frame result in extensive inner leakage so as to reduce delivery volume of fuel dispenser. The outer leakage is the one oil leak from inner hydraulic system into outer, which increase u fuel dispenser nsafe environmental elements except from affecting the normal working performance of pump. To change a new oil seal when find a leakage coming from the root of pump axis. Be sure that don’t make a mistake in installing oil seal. Diagram 2-7 show the correct position ----- the labium of oil seal should face to inner chamber. In addition, tight V wheel also hurts the surface of oil seal next to pump axis so that its capacity is invalid. Diagram 2-7 The most leaking sections are the connecting face---- between pump cover and pump frame, between pump frame and vapor separator, place of cap nut of overflow valve. All of reasons are damaged seal loop or seal gasket, thus change new sealed components as soon as quickly.

utReq and InputResp to identify the related data structures.　　 The data name conflicts occurs also in a very limited number of times the Data　　 Dictionary provide for such entries the double name XML Name Lite Name :　　 fuel dispenser InputReq and InputResp for the DeviceRequest.Input and　　 DeviceResponse.Input structures　　 OutputReq and OutputResp for the DeviceRequest.Output　　 and DeviceResponse.Output structures　　 CardRequestType ServiceRequestType and　　 DeviceRequestType for the CardServiceRequest.RequestType and　　 fuel dispenser CardServiceResponse.RequestType ServiceRequest.RequestType and　　 ServiceResponse.RequestType and DeviceRequest.RequestType and　　 DeviceResponse.RequestType structures respectively　　 TotalAmountReq TotalAmountResp and　　 TotalAmountReconciliation for fuel dispenser the CardServiceRequest.TotalAmount　　 CardServiceResponse.TotalAmount and ServiceResponse.TotalAmount　　 structures respectively　　 LoyaltyReq and LoyaltyRep for the　　 CardServiceRequest.Loyalty and CardServiceResponse.Loyalty structures　　 The TotalAmount data structure we have used as example in the previous item has the　　 following definition:　　 TotalAmountReq　　 TotalAmountValue　　 Currency　　IFSF P

unding that a state school would get. Parents can top fees up a bit, and schools get extra money for taking the more difficult students to teach. Swedish parents can choose any school they like for their children, including for-profit and religious schools, and t fuel dispenser he local municipality will pay. But such reforms are nowhere on the political agenda in Britain. Before the last election, the Tories flirted with a partial (and flawed) voucher scheme, which would have allowed parents to take state money into the private sector, but not to top it up themselves. Under their new leader, David Cameron, they have dropped this idea. So, in this dismal scene, where brave ideas are instantly shot down, how do the government s reforms (set out in a white paper in October and due for debate in Parliament in February) measure u fuel dispenser p? Do they push the system in the right direction? Yes, but only just. There will be a bit more room for good schools to grow and bad ones to shrink. New providers will be helped to set up schools or take over troubled ones; successful schools will be spurred to expand and failing ones to close faster; the official bodies that used to veto such changes will be abolished. All schools will be able to apply to become “trust schools� also billed as “independent non-fee-pa fuel dispenser ying state schools� thus gaining control over their budgets, assets, staff and admissions. Trust schools could also bring in partners such as charities, social enterprises, firms, other schools or groups of parents (see article). Anybody there? The proposals would be a modest advance, though they are hardly the radical departure Mr Blair claims. What s most surprising about them is their unpopularity with so many of Mr Blair s Labour colleagues (though not with the public). At least a hundred MPs oppose them. Mr Blair s former education secretary, Estelle Morris, and a past Labour leader, the hitherto loyal Lord Kinnock, are hostile. The deputy prime minister, John Prescott, is also against them, on th