描述
梯形图中输入继电器的状态只取决于对应的外部输入电路的通断状态，因此在梯形图中没有输入继电器的线圈。输出线圈只对应输出映像区的相应位，不能用该编程元件直接驱动现场机构，位的状态必须通过I/O模板上对应的输出单元，才能驱动现场执行机构进行最后动作的执行。
GE General Electric 44A719337-108R03 PAC02 EPM01 Board
CM 800 Lifting Magnet O.S. Walker 1760 lb capacity
Signode banding strapping combination tool AH-114 1 1/4
Signode banding strapping combination tool AH-114 1 1/4
Heavy Lifting Magnet 1760 lb capacity
Nu-Era 10 Drawer Storage Cabinet Tool Box
Sperry Vickers Deceleration Valve Check DT15S2-060-K-11
Signode banding strapping combination tool AH-114 1 1/4
Hydraulic Cylinder approx 14 1/4″Bore 3 1/2′ Stroke
Allen Bradley 8000-PG2
Miller CP-302 Welder 300Amp
EG&G Rotron High Pressure Regenerative Blower 20 hp
EG&G Rotron High Pressure Regenerative Blower 20 hp
