描述
编程器是PLC的最重要外围设备。利用编程器将用户程序送入PLC的存储器，还可以用编程器检查程序，修改程序，监视PLC的工作状态。除此以外，在个人计算机上添加适当的硬件接口和软件包，即可用个人计算机对PLC编程。利用微机作为编程器，可以直接编制并显示梯形图。
TEK TDS754C 4CH COLOR DIGITAL OSCILLOSCOPE 2 GS/s DPO
Tektronix TDS3012B scope 100MHz, 1.25 GS/s sample rate
Include a 90 Day warranty
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Tektronix TDS 430A TDS430A scope, NIST-calibrated
additional free NIST recalibration within one year
Tektronix TDS 544A TDS544A oscilloscope, NIST-certified
additional free NIST recalibration within one year
Tektronix VX4101 DMM/Counter VXI Module
Tektronix TDS794D 2GHz 4GS/s 4Ch Digital Oscilloscope
Tek 2467B 400 MHz, Analog Oscilloscope
TEKTRONIX 1405
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TEKTRONIX TDS744A Digitizing Oscilloscope w opts.
Tektronix GB1400TX Gigabert Transmitter Microwave Logic
