描述
可编程控制器利用I/O扩展接口使I/O扩展单元与PLC的基本单元实现连接，当基本I/O单元的输入或输出点数不够使用时，可以用I/O扩展单元来扩充开关量I/O点数和增加模拟量的I/O端子。
Expedited shipping available
Tektronix TLA711 Logic Analyzer TLA7D1 & Monitor
Tektronix VX4730 12CH VXI DAC Digital Analog Converter
Tektronix TDS-754 4Ch 500Mhz 2G/S DPO Oscilloscope Opt
TEKTRONIX Logic Analyzer 68 Channel TLA612+ 4 Probes
Tektronix VM700 Video Test Set w/ opt’s 01 (Reduced!)
Tektronix 1502B TDR w/opt’s
TEKTRONIX DG2020 Data Pattern Generator + OPT 01 / 24ch
Tektronix THS 730A THS730A “TekScope,” NIST-calibrated
additional free NIST recalibration within one year
Tektronix 1765 Analog Video Waveform / Vector Monitor
