描述
梯形图是使用得最多的图形编程语言，被称为PLC的第一编程语言。梯形图与电器控制系统的电路图很相似，具有直观易懂的优点，很容易被工厂电气人员掌握，特别适用于开关量逻辑控制。梯形图常被称为电路或程序，梯形图的设计称为编程。
FANUC A06B0373B069 SERVO MOTOR MODEL 1-OSP/3000
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OMRON V600CA2A IDENTIFICATION SYSTEM CONTROLLER
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GIDDINGS & LEWIS PIC900 P/N 5020378202R1 INPUT ENCODER
NEW ALLEN BRADLEY1771OB OUTPUT MODULE 8POINT 12-24VDC
ROLAND ELECTRONIC D7538 DOUBLE SHEET DETECTOR KELTERN-2
SORENSEN DCR 20-50B POWER SUPPLY 0-20 VOLTS OUTPUT
NEW PHD R13R-6180-K-T ROTARY ACTUATOR WITH RESERVOIR
STI MC4200 SERIES MINISAFE LIGHT CURTAINS W/ CONTROLLER
ARO SAVAIR STEEL CYLINDER M401 3/4 G3 HW 1680 24R
NEW ATMI SR2BDAFB-070519 SMARTPROBE PRESSURE RELIEF
