代PLC不仅有逻辑运算、计时、计数、顺序控制等功能，还具有数字和模拟量的输入输出、功率驱动、通信、人机对话、自检、记录显示等功能。既可控制一台生产机械、一条生产线，又可控制一个生产过程
目前，大多数PLC仍采用继电控制形式的“梯形图编程方式”。既继承了传统控制线路的清晰直观，又考虑到大多数工厂企业电气技术人员的读图习惯及编程水平，所以非常容易接受和掌握。梯形图语言的编程元件的符号和表达方式与继电器控制电路原理图相当接近。通过阅读PLC的用户手册或短期培训，电气技术人员和技术工很快就能学会用梯形图编制控制程序。同时还提供了功能图、语句表等编程语言
FANUC CONTROLLER CARD A16BA
FANUC CONTROLLER CARD A20BA
DBS DRIVE P2
MITSUBISHU SPINDLE MOTOR SJ-VLS11-07M
ALLEN BRADLEY DRIVE 1336-B015-EAE-S1
FANUC CONTROLLER CARD A16BB
SIEMENS SERVO MOTOR 1FK7101-5AF71-1AH5
IEE INTEGRATED DISPLAY/KEYBOARD SYSTEM A09-07, A09-07
OMRON TIME SWITCH CONTROL H5F-KB
ALLEN BRADLEY DRIVE 1370AR-AOB76-E REPAIR SERVICE
SIEMENS SIMO DRIVE 1P 6SN1123-1AA00-0AA0
ALLEN BRADLEY 1775 L3 MAIN PROCESSOR W/EXTD INSTRUCTION
SIEMENS CONTROLLER CARD 6FX1123-3CA00
ALLEN BRADLEY DRIVE 1370AR-BOA73-E REPAIR SERVICE
FANUC AC SERVO MOTOR A06B-0142-B676
YASKAWA AC SERVO MOTOR USADED-22-YR32
INDRAMAT PROGRAMMING MODULE MOD1/1X
SIEMENS SERVO MOTOR 1FK7083-5AH71-1GB0
SCHNEIDER AUTOMATION MODICON LEXIUM DRIVE MHDA1028N00
SILVERLINE SERVO MOTOR H-344-H-0817
SIEMENS SERVO MOTOR 1FK7083-5AH71-1GB2
SIEMENS SIMATIC S5 6ES5482-8MA13
ALLEN-BRADLEY SERVO CONTROLLER SER.A (NEW OPEN BOX) 1771-HS3CR
MITSUBISHI ROTARY ENCODER MHEA
HEIDENHAIN ENCODER ROD 426 2500
CONTROL TECHNIQUES SERVODRIVE EN-208
ALLEN BRADLEY INTEGRATED AXIS MODULE 2094-BC01-M01
ALLEN BRADLEY DRIVE 1336VT-B010-EAN-L3
DAIKEN INVERTER AKS54AK
YASKAWA SERVO DRIVE GPD 315/V7 CIMR-V7AM47P5
CUSTOM SERVO DRIVE DSP-15
SIEMENS SERVO MOTOR 1FK7083-5AH71-1TG5
ALLEN BRADLEY PANELVIEW 1000 2711-T10C1
SIEMENS SERVO MOTOR 1FK7063-5AH71-1EB2
DANFOSS VLT AUTOMATION DRIVE 131B0424
KOLLMORGEN SERVO MOTOR EN EN E61960, E PS155-1
INDRAMAT SERVO MOTOR MHD112B-048-PGO-AN
SIEMENS SERVO MOTOR 1FK7083-5AH71-1EH2
ALLEN BRADLEY DRIVE 1336-B015-EAF-L2
FANUC BOARD A20B
INDRAMAT AC SERVO DRIVE KDS 1.W1/115