产品型号:PCISA-7520R CR 无需外部供电 无需安装驱动 自动识别波特率300~115200 bps 3000 VDC 隔离保护 RS-232/422/485 ESD 数据保护 传输速率高达 115.2 Kbps 可支持ISA总线或PCI总线及任何RS-232平台系统 产品型号:FR-2017iT CR Built-in wire-saving FRnet controlHigh-speed transmission reliabilitySimple synchronization mechanismNo software overhead on protocol processingSupporting broadcasting (1:n data transmission)Duplicating output easilyFix