U204-A Keypad

U204-A Keypad

Features:

Adopt ITO material, water-proof design

Oil-proof,ultraviolet-ray-proof

Running normally on the condition of -40to+55degree

Gilding bottons shrapnel

Weight:230g

100% Factory Tested.

sis to failure and trouble of fuel dispenser. Table 2-3: Troubleshooting of solenoid valve Serial No Phenomenon Reason(s) Judge methods Solution 1 No delivery, abnormal in winding of solenoid valve Winding is burned No suction after switch on Replace winding 2 Normally work with noise clean guiding valve, small flow valve and tighten iron core 3 Exterior leakage Tighten bolt or replace seal 4 Solenoid valve open after switch off Inner leakage clean guiding valve, small flow valve and membrane 5 Influx increased slowly at nozzle outlet as power on solenoid valve Clean guidi fuel dispenser ng valve and control valve of small influx 6 No small flow rate in presetting filling Incorrect winding connection or guiding valve open Inspect connection, clean guiding valve, small flow valve and membrane 7 Small flow or no delivery in fuel dispenser Membrane or guiding valve don’t completely opened Clean or replace guiding valve, clean pipeline Article VI fuel dispenser I Hydraulic pipeline Hydraulic pipeline has two types of pipe and hole. The former, mainly connect fuel dispenser and tank, is characterized easy install and disassemble, benefiting to long delivery, howe fuel dispenser ver, the latter compact in size, light in weight, is used among hydraulic components. As different structures of parts manufactured by various factories, their connection methods are varied largely. Here introduce pipeline connection. 1. Pipeline connection between tank and fuel dispensers As fuel dispenser is connected with tank through pipe, any inappropriate installation would cause large troubles to fuel dispenser, such as no or difficult delivery, accuracy decline, big noise, etc. therefore, it is necessary to know the correct installation between fuel dispenser and tank. 1.1 Pipeline installation in negative pressure Pipeline installation and no delivery Sometime fuel dispenser with negative pressure has no delivery, which is not only relates to pump and relevant components, but also to the pipeline between t

Definitions and Abbreviations　　1　　 Definition Abbreviation Description　　 Controller Device CD The CD is any device that is capable of controlling　　 other forecourt devices (i.e. Dispensers Price Pole　　 Tank Level Gauges Outdoor Payment Terminals　　 etc.)　　 Product PR The product is the motor fuel dispensed. The product　　 can be a base product or a blend product.　　 fuel dispenser - A base product is a non blended motor fuel and is　　 sourced directly from a tank.　　 - A blend product is a motor fuel that consists of two　　 base products blended together at a given ratio.　　 Fuelling Mode fuel dispenser FM The product could be sold in different modes (cash　　 credit attendant etc.)　　 Logical Node LNA The LNA is the add fuel dispenser ress that identifies a device on the　　 Address IFSF network. The LNA consists of two bytes　　 (Subnet Node Address).　　 Please reference the IFSF document PART II　　 COMMUNICATION SPECIFICATION Release　　 1.40 for more details.　　 Price Pole PP A large display device which advertises product　　 services goods prices or general information. A PP　　 could consist of up to 4 Price Pole Points.　　 Price Pole Point PPP A PPP is a site of a Price

The convergence of multiple networks makes bundles of services cheaper to provide; and the business logic of bundling makes the cost of building new, converged networks easier to justify. But anyone familiar with the telecoms industry may be experiencing a sense of déjà vu. This is the same industry that spent tens of billions of dollars building new fibre-optic networks in the late 1990s, in anticipation of a surge in traffic that never materialised. The result was a spectacular crash. Meanwhile, European operators paid around �00 billion for licences to build new high-speed “third- generation�(3G) mobil fuel dispenser e networks. They hoped that as revenue from voice calls levelled off, the new networks would open up a lucrative new data-services market. But take-up of data services fell far short of expectations, and 3G s real value proved to be much less exciting an ability to cut operating costs and provide lots of cheap voice capacity. This caused huge write-downs in the value of the fuel dispenser licences. Both of these episodes are now regarded as embarrassing collective hallucinations over which the industry prefers to draw a veil. But might the same thing happen again with convergence? “Wha fuel dispenser t problem is convergence solving?�asks Andrew Odlyzko, an expert in the economic history of telecoms at the University of Minnesota. “It is solving complexity issues for service providers, but it is not actually solving much for consumers.�Guy Zibi, an analyst at Pyramid Research, a telecoms consultancy, is equally sceptical “It s the technology department driving the marketing department.�As with 3G, he says, operators are rushing to provide new services even though consumer demand is unclear and the technology is still immature. Even some people in the industry, such as Arun Sarin, the chief executive of Vodafone, have their doubts. As a wireless-only operator, Vodafone could find itself high and dry if convergence does indeed prove to be the next big thing. But so far Mr Sarin has taken