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
YASKAWA SERVO DRIVE SGDR-SDA060A01B
INDRAMAT SERVO MOTOR MAC90C-0-GD-4C/110-A1/WI520LX/S01
HOLLMAN FAN A-6AXFN
YASKAWA ELECTRIC SERVO DRIVE CACR-SR30SBBFY100
MISUBISHI SERVO DRIVE FR-Z240-30K-UL REPAIR SERVICE
EUROTHERM DRIVE 584SVUSB
SIEMENS BRUSHLESS SERVOMOTOR 1FT6082-8AC71-1AG0
WARNER ELECTRIC ACTUATORS D24-05B5-04
BENSHAW DRIVE CBRDB
ALLEN BRADLEY DRIVE 1336-C040-EOG-FA2 REPAIR SERVICE
FANUC PC BOARD A20B
QUICKPANEL SCREEN TOUGH PANEL QPI-ABD-201
ALLEN BRADLEY DRIVE 1336-C020-EAE-L3
FANUC MODULE A06B
ALLEN BRADLEY AC SERVO CONTROLLER 1394C-AM07 SER C
SIEMENS SERVO MOTOR 1FK7083-5AH71-1GG0
HP POWER SUPPLY DPS-800GB A
FANUC AC SPINDLE SERVO MOTOR A06B-1008-B902
SIEMENS SERVO MOTOR 1FK7060-5AH71-1AB3
SIEMENS SERVO MOTOR 1FK7080-5AH71-1TB5
SQUARE D DISCONNECT SWITCH 9422 TF-1
MOLLER DISCONNECT SWITCH N 6-100-CNA
FANUC BOARD A16BA
OKUMA DRIVE U REPAIR SERVICE
SIEMENS SIMO DRIVE 6RA2725-6DV57-0 REPAIR SERVICE
FANUC PULSECODER AT101
SIEMENS SERVO MOTOR 1FK7083-5AF71-1GH0
THOMSON MICRON RIGHT ANGLE GEARHEAD NTRRM060-HMC
ALLEN BRADLEY POWERFLEX 70,20AD011A0AYNANC0
ALLEN BRADLEY POWER SUPPLY MODULE 8000-PG2
SIEMENS CIRCUIT BREAKER S3TB43 10-0A
ALLEN-BRADLEY AC OUTPUT MODULE 1771-OD16 SER. A
RELIANCE ELECTRIC PROCESSOR MODULE 57435-G
SIEMENS SPINDLE MOTOR 1PH7107-2HF03-0BA3
SIEMENS SERVO MOTOR 1FT6062-1AF71-3AG1
BAUMULLER NURNBERG SERVO MOTOR VDOKFF 132-L46
BERGER LAHR SERVO MOTOR VRDM LWC
TELEMECANIQUE DRIVE ATV61H075N4
MODICON CYBERLINE SERVO DRIVE 110 091
ALLEN BRADLEY DEVICENET SCANNER MODULE 1747-SDN SER B
SIEMENS SERVO MOTOR RGZZESD