System Components 
 RF card system by the computer control room computer Shoufan, line, window charging machine composed of three parts. Computer equipment including a computer, a printer and a uninterruptible power supply (optional), computer access network controller, network control up to 128 radio card charges. Superposition networking control after 256 charging machine, the system software database to manage tens of thousands of people. 
 Description: 
 1, Shoufan machine in the window at the Canteen Vending, operated by the cook. 
 2, RF card system is divided into horizontal charging machine, hanging two models. 
 3, RF card held by the diner, dining, settled with this card. 
 4, the network controller connected to the computer interface, is responsible for machine control terminal charges. 
 5, power supply, usually for the computer, charging unit to provide power supply. Emergency power supply uninterrupted power outages do. 
 Main Features 
 Radio frequency card reader using the latest technology. Card no wear, not afraid of humidity, can be adapted to a variety of restaurant environments. Data can be stored for 10 years; 
 Unique RF card encryption technology. Radio frequency card reader can be divided into 16 regions, each read-write area separate encryption. Check both read and write password, if not check the password four times, the card self-destruction. Absolute guarantee of data security; 
 Can be off-grid Shoufan. Each comes with high-capacity memory POS machine, you can store 30,000 Shoufan records. Even if the network fails, you can normally Shoufan. To be normal after the network, the data uploaded to the server; 
 Can power Shoufan. Each machine comes with high capacity Shoufan smart batteries, power outages, you can automatically separate power supply. Will continue after power Shoufan 4-6 hours; 
 You can set the maximum amount each consumer. Prevent the lost card, picked up by others after the malicious overdraft; 
 Promptly report the loss function. Lost card, you can report the loss immediately to prevent the card the amount of loss; 
 Can be a fixed amount of consumption; ie: once per credit card, you can lose a fixed amount. To improve the efficiency Shoufan; can be fixed frequency, the provisions of each card swipe several times a day, can not exceed the number of credit card; 
 To the menu consumption. Namely: the price of food is defined as all the various shortcut keys, consumption, only press the corresponding number key to be; 
 Free amount of consumption. Namely: field enter the amount of consumption, press the Enter key, the amount deducted. If you make a mistake, after authorization by the system administrator, you can modify the amount of input errors; 
 Can print a variety of statistics and query information. Including the daily report, monthly reports, annual reports, reports of the restaurant, each diner consumption schedule, the unit consumption schedule, grant information sheet and so on. System to provide up to three dozen types of statements; 
 Real-time assistance. Any time period set by the system, according to the stipulated payment of personal living allowance subsidies, and generate detailed reports. This operation on the cardholders, only the specified time period, the business machine used once the dining