Charging systems (Dining Hall) 18503009061 Yi workers new smart consumer arbitrary charging systems ER-690 ER-691 ER-695 ER-696 1. Hanging charging machine: ER-691, ER-695 Durable backup battery: Built-in backup battery, external power service provided to prepare for and ensure the sustainability of the service system. We designed the charge and discharge protection circuit protection for the back-up battery, avoid excessive consumption of dry battery is not durable. Consumption data for safe handling: By card management software to manage consumption data, specially marked readback special recording failed, leading to the drawing card in advance to avoid writing POS card in case of failure, thus ensuring the integrity and accuracy of consumer liquidation. Support a variety of communication: by way of exchange of the same module POS machine can support RS485 communication, but also support Ethernet communications. Online software upgrades: guaranteed to meet the future needs of the customers, and can greatly reduce upgrade costs. Double-sided keyboard design: one side keypad provides operators to use one hand to provide consumers use PIN pad, flexible operation. Data storage capacity: standard supports 260,000 blacklist data, scalable storage chip supports 520,000 data. 2. Horizontal charging machine: ER-690, ER-696 in addition to the above advantages hanging charging machine, horizontal charging machine provides a standard serial port, the serial port to an external serial printer, you can add other smart devices, such as computers. Computer via the serial port and predefined commands, you can operate the charging machine to meet customer specific needs. System parameters Power: DC24V Power consumption: <6w write speed: 16,000 / machine display: LED digital blacklist Memory: Standard 260 000 / dryer, expandable to 520,000 / Machine Communication Interface: TCPIP, RS- 485 baud rate: Ethernet is 100M, RS485 is 19200bps environmental temperature and humidity: 0 ℃ - 70 ℃; 10% - 90% For cards: the card can support multiple types of weight (NW): 1.2 kg / station communication distance : ≤ 1200m (485) or ≤ 90m (TCP / IP) Keyboard: double-sided keyboard, keyboard of 20 keys, 10 function keys, numeric keys 10; password keyboard to 12 keys, 10 number keys, 2 function keys Display: double-sided display can show the card balance and the amount of consumption and other relevant information backup battery: 8 hours Other: Reserved small ticket printer interface?