产品介绍：
带 LCM 显示的 G-4500-SIM340
Embedded MiniOS7, anti-virus
Supports a variety of TCP/IP features, including TCP, UDP, IP, ICMP, ARP
10/100Base-TX Ethernet Controller
COM port: COM1 (5-wire RS-232), COM2 (RS-485), COM3 (3-wire RS-232)
Built-in self-tuner ASIC controller on RS-485 port
I/O: 3 channel DI, 3 channel DO, 8 channel AI
Support SD storage card ()
GPRS/GSM: Quad-band 850/900/1800/1900 MHz(option)
Support TCP server, TCP client, UDP client connection from GPRS
GPS : 32 channels with All-In-View tracking (option)
128*64 dots LCM display (only for G-4500D-2G and G-4500PD-2G)
Support Virtual COM technology
Support Modbus Protocol
High reliability in harsh environment
Free easy-to-use software development toolkits
Model 264 传感器在全球的安装数
