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
OMRON INVERTER SYSDRIVE 3G3EV-A2002M
SIEMENS SERVO MOTOR 1FK7060-5AH71-1GH0
PHOENIX CONTACT POWER SUPPLY
MITSUBISHI PERMANENT MAGNET DC SERVO MOTOR HD 30-029
ALLEN BRADLEY THERMOCOUPLE ARM MODULE 1771-WI
MISUBISHI UNIT MDS-B-SP-220 REPAIR SERVICE
SIEMENS SERVO MOTOR 1FK7060-5AH71-1GA5
SIEMENS SERVO MOTOR 1FK7100-5AF71-1AH0
INDRAMAT DRIVE DDS02.1-W100-D
SIEMENS SERVO MOTOR 1FK7060-5AH71-1EH0
BALDOR SERVOMOTOR EM7081T (40/50 HP RPM)
SIEMENS POWER SUPPLY 6SN1123-1AB00-0CA1
YASKAWA ELECTRIC SERVOMOTOR SGMP-15AWYR12
ALLEN BRADLEY 1746-N14
ALLEN BRADLEY DRIVE 1336-B030-EAF-FA2
INDRAMAT SERVO DRIVE RAC3.L00-W1-220
SCHNEIDER MODULE TSX CAY21
SIEMENS SIMATIC S7 POWER SUPPLY 1P6ES7138-7EA01-0AA0
MITSUBISHI I/O MODULE MC301
YASKAWA ENCODER UTSAE-B17BBF
FANUC AC SERVO MOTOR A06B-0123-B075#0075
NUM UNIVERSAL AC CONTROLLER 3UACL5050I
CONTROL TECHNIQUE VARIABLE INVERTER CDE 400
FANUC POWER SUPPLY MODULE A06B-6077-H106
SIEMENS SIMATIC 97 ANALOD MODULE 6ES7 134-4JB51-0AB0
SIEMENS SERVO MOTOR 1FK7042-5AF71-1TA0
PARKER DRIVE APEX6152
APEX DYNAMICS GEARBOX AE090
SIEMENS PLC MODULE 6ES7 322-1HH01-0AA0
SIEMENS SERVO MOTOR MTBE
DELTA TAU DATA SYSTEMS ENCODER INPUT MODULE PF-B94V-0, ACC8D-OPTO
INDRAMAT SERVO MOTOR MAC112D-0-ED-4-C/130-A-2/W1520LX/S018
NACHI-FUJIKOSHI SERVO AMP UNIT AUXL111A
SIEMENS SERVO MOTOR 1FK7022-5AK71-1TH2
SIEMENS BOARD 6SC6100-0SC11
GIDDINGS & LEWIS SERVO ENCODER R0
ALLEN BRADLEY PANELVIEW 1000 2711-T10C1
FANUC FAN UNIT A04B-0229-C219
ALLEN BRADLEY DRIVE 1336VT-B020-EOP
SIEMENS CONTROLLER CARD 6SC6500-OUC0
SIEMENS SINUMERIK MS100 CPU MODULE 6FX1113-0AA01