Weak current College】 【tap water charge meter reading system programme --- Power By】 【China power house network.

<br> <br> Key words: smart metering water <br> Summary: smart metering system is specifically designed for various industries meter reading system design. Its hardware configuration is fine, strong and durable; software operation intuitive and convenient. Large-scale .integrated circuits and chip production methods ensure the reliable quality of products. The system is easy to install, making wiring system cost significantly less. <br> <br> 1 system overview <br> <br> Smart metering system is specifically designed for various .industries meter reading system design. Its hardware configuration is fine, strong and durable; software operation intuitive and convenient. Large-scale integrated circuits and chip production methods ensure the reliable quality of products. The system is easy to install, making wiring system cost significantly .less. <br> <br> The entire system consists of a handheld data terminal (also known as meter reading), electronic locks and associated software. System of computer-control center, high-performance hardware-based, the entire configuration with high .security and reliability. <br> <br> System design is based on established user information and the number of posting, the meter will have encoding (sole all encodings are) information of the electronic lock-once on the water meter installed on a user .. When the meter reading meter reading staff follow the download into the meter reading machine user information carried on the reading table lock. The work of information, along with water meter. Mrs meter reading is finished, the meter reading machine to information center, via .data lines are meter-reading data uploaded to the company server. And comprehensive processing, form the corresponding query, statistical data, and print reports. Management and decision makers can access all data from your computer. <br> <br> Through the intelligent .meter reading meter reading system implementation to monitoring and management, meter readers get to household metering. Smart meter reading meter reading technology for communication and data management provides strong technical support, but also for the Manager's decision to provide a reliable basis. <br> < .br> II. system composition and characteristics <br> <br> 1. system composition <br> Mainly consists of the following: <br> 1) hardware devices: portable data terminals, electronic lock <br> 2) system software <br .> 3) additional equipment: computers, printers, <br> <br> 2. system performance characteristics <br>?? Inductive data acquisition, operation simpler and more convenient. Meter reading, simply copying machine in electronic locks, you can gently " .settlement in the vicinity of the eyeball and bring up the user information; <br>?? Access to data and information cannot be destroyed or modified; <br>?? System used by the passive storage of RF chips for closed inductive electronic locks, .globally unique ID code, durable, tamper or copied; <br>?? Electronic lock heat and frost-resistant, waterproof, shockproof, shielding, fume, can work under severe environments; <br>?? No wiring, installation simple. < .br>?? Electronic lock installation is fixed to the table at once locked, the user cannot be removed on a table lock; <br>?? Contact-free data transfer, thus no wear; the complete software necessary to develop and modify complex .multilevel management system for easy and convenient; <br>?? Can be used with other business management systems close convergence, constitute an integral part of the business system. <br> <br> 1) data acquisition device <br>?? Support .for multiple development tools; <br>?? CPU: 16-bit CMOS, low power consumption; <br>?? Memory: Flash program memory: 1M; data memory: 1M; <br>?? Display: 128 * 64 pixel .LCD display; <br>?? Maximum resolution: 8 rows x20 characters; <br>?? Minimum resolution: 4 line x15 characters; <br> <br> Specification: <br>?? Press the key number: 21 keys, .including digital keys, function keys, etc. <br>?? Indicator: customizable buzzer (sound frequency: 1 ~ 4KHZ) <br>?? Interfaces: serial port; infrared interface; keyboard interface <br>?? Dimensions: length: .145mm w: 63mm high: 33.5m <br>?? Weight: 180g <br>?? Electric parameter: optional batteries: 5, batteries, or batteries NI-MH <br>?? Standby power: 3.0v, 7.0ma lithium .battery <br>?? Working time: 100 hours <br>?? Environmental parameters: <br> Operating temperature: -20 ~ 60C <br> Storage temperature: -30 ~ 70C <br>?? Humidity: 5% ~ 95 .% <br>?? Resitance 1.2m free fall height: <br> <br> 2) electronic locks <br> Electronic lock is specialized in the development of intelligent electronic lock, designed to identify and distinguish between the different water meter, equipment ., and other information. <br> <br> Hardware characteristics: <br> Electronic locks on a single fixed in water meter (e-tag is wrapped in a table lock). At 2-8 cm distance, identity and readable. It .uses United States large-scale integrated circuits, semiconductor encoder encodes a built-in laser technology to burn the 64-bit binary, globally unique coding of silicon, the outside packaging, with a strong resin materials, have a strong impact resistance, anti- .static, anti-corrosion, waterproof, dustproof and anti-friction properties. <br> <br> Specification: <br>?? Electronic lock is a passive device. On-site installation without the need for wiring, not subject to the conditions .on site, without the need for ongoing maintenance, long service life; <br>?? Read count:> 100 million times;; <br>?? Service life of 20 years; <br>?? Operating temperature: -40 .° c ~ 85 ° c. / <br> <br> III. system software <br> <br> System software: by the reading system, billing system, data maintenance consists of three parts: <br>?? Metering system: .used for data collection; <br>?? Billing system: water cost calculation and management; <br>?? Data maintenance: the maintenance of user data; tap water smart metering system is currently running water meter reading status design unique management system. .Main solutionSummary table of the administrator check in place and the data is automatically calculated and transmission; <br>?? The water company of the toll system will be the user ID code and electronic lock identification number before a one-to-one correspondence; .meter reading meter reading machine and computer connected to the download information will be reading user, are stored in the portable data terminal; <br>?? Meter reading, administrators to users to have previously installed a good electronic locks for reading in, the information .is confirmed, the meter reading machine will automatically bring up the user's information, the time entry number, confirm that the correct pointer, automatically save data in the meter reading machine; <br>?? In meter reading task is completed, the meter reading .machine and installed a charging management system connected to the computer, upload meter reading data; <br>?? Computer data processing, according to the user needs to generate various data reports to facilitate users to query, statistics, and print output. <br .> <br> IV. system features <br> <br>?? Data security: the data stored in the meter reading machine, safe, reliable, and not easily lost; <br>?? Field acquisition of data that must be fundamentally .eliminate the phenomenon of the arbitrary measure; <br>?? Increased data authenticity. All automatic data transmission, processing, while reducing tedious manual entry work, while avoiding a lot of manual data entry error caused people as possible; <br>?? .Burden reduction plug-ins: meter reading staff do not have to carry a heavy user of water, do not manually copying card, calculations, and drastically reducing burdens, improve work efficiency. <br> <br> 5. system installation <br> .<br> 1. system installation <br> The software installation will be reading system to each meter reading machine. <br> <br> 2. system application <br> 1) download (update) data meter readers each month to meter reading ., from managers to manage user information downloaded to meter reading machine, ensuring that data from the meter reading machine for the latest. <br> 2) meter reading: meter reading staff to perform the task, you must first install the spot meter reaches the .user, in accordance with the meter reading machine for the Chinese menu prompts. When you receive a "user ID", use the meter reading machine for the number in the spreadsheet to lock for reading data, and then set the meter pointer data input meter .reading machine. If the data properly, meter reading program automatically saved data, the next step of reading program. If the meter readers not to capture electronic lock user information, meter reading machine will not be able to input the data pointer. <br> .3) data transfer manager recovery meter reading meter reading information in accordance with the following steps: <br>?? Enter the subscription management system software; <br>?? Open the read window, the meter reading machine and connected to the computer, .click on the upload data key, computer tips "are read into the data", after a few seconds, data read is complete; <br>?? Information into the Manager can open the query in the Browse window, the data will be processed .by the software in a tabular format to show in front of you, through the entire Chinese computer operation can easily query the data and print. <br> <br> <br> <br>.