描述
输入接线一般不要太长。但如果环境干扰较小，电压降不大时，输入接线可适当长些；输入／输出线不能用同一根电缆，输入／输出线要分开；尽可能采用常开触点形式连接到输入端，使编制的梯形图与继电器原理图一致
2 Pieces – Tested, Calibrated, 14-day right of return
TEKTRONIX TDS520 TDS 520 DIGITAL OSCILLOSCOPE 500MHZ
Tektronix 2465B 400MHz 4 Channel Analog Oscilloscope
One-day shipping available
TEKTRONIX P3420 NSFP P3420
Tektronix TDS1012B 2 Ch Digital Storage Oscilloscope
Tektronix gigaBERT 1400 GENERATOR GB1400 Desktop Refurb
Tektronix P6248 1.5GHz Differential Probe Tested
Tektronix AFG3021 Function Generator
Tektronix 495P Spectrum Analyzer 0-1.8 GHz Tested OK!
