描述
梯形图编程语言习惯上叫梯形图。梯形图沿袭了继电器控制电路的形式，也可以说，梯形图编程语言是在电气控制系统中常用的继电器、接触器逻辑控制基础上简化了符号演变而来的，具有形象、直观、实用，电气技术人员容易接受，是目前用得最多的一种PLC编程语言。
Tektronix DAS9200 Digital Analysis System
Tektronix TDS360 200 MHz 2-CH Digital Real-Time Scope
Tektronix SJ300E (Parts Unit)
TEKTRONIX 11301A Counter Timer Oscilloscope
TEKTRONIX WFM90 WAVEFORM/VECTOR/PICTURE/AUDIO MONITOR!
@@@ CALIBRATED @@@ CALIBRATED @@@ CALIBRATED @@@
Tektronix TAS485 200 MHz 4 Channel Analog Oscilloscope
Tektronix 1760A Waveform Monitor
TEKTRONIX TDS 350 2 CHANNEL OSCILLOSCOPE W/OPTS! TDS350
@@@ CALIBRATED @@@ CALIBRATED @@@ CALIBRATED @@@
TEKTRONIX TEKTRONIX TLA520 LOGIC ANALYZE TLA-520
TEKTRONIX DSA602A DIGITIZING SIGNAL ANALYZER W/PLUG INS
@@@ CALIBRATED @@@ CALIBRATED @@@ CALIBRATED @@@
TEKTRONIX TLA7P4 1S LOGIC ANALYZER 136CH 2GHz 16MB #1
TEKTRONIX TLA7P4 1S LOGIC ANALYZER 136CH 2GHz 16MB #7
