描述
人机界面：最简单的人机界面是指示灯和按钮，目前液晶屏（或触摸屏）式的一体式操作员终端应用越来越广泛，由计算机（运行组态软件）充当人机界面非常普及。输入输出设备：用于永久性地存储用户数据，如EPROM、EEPROM写入器、条码阅读器，输入模拟量的电位器，打印机等。
Newbridge / Alcatel Control 2 Card P/N 90-6226-01
Alcatel Newbridge 90-8180-01 1 PORT STM1-2M CR CARD MAU
ALCATEL 1677SL OC-48 LINE CARD 3EM12302AA05 WMI8V06
Newbridge / Alcatel OC3-2 IR card P/N: 90-4905-21/X
Alcatel OC3C/STM1C IR I/O CARD Refurbished
Alcatel – Lucent OC-5000-1061 Omnicore Networking Card
Newbridge / Alcatel T1FR card P/N:90-2544-41/J
Newbridge / Alcatel T1FR card P/N:90-2544-41/K
Newbridge / Alcatel T1FR card P/N:90-2544-41/V
Newbridge / Alcatel T1FR card P/N:90-2544-41/U
Alcatel Qurd T1 CFR 100 OHM R4.2 Card P/N: 90-2544-61
Newbridge / Alcatel T1FR card P/N:90-2544-41/M
