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
BALDOR DRIVE BPS
MAGNETEK SERVO DRIVE GPD505V-B240 REPAIR SERVICE
FANUC AC SERVO MOTOR A06B-0312-B351
FANUC SERVO AMPLIFIER MODULE A06B-6079-H105
SQUARE D THERMAL MAGNETIC CIRCUIT BREAKER FAL36080
SIEMENS CAPACITOR B4355-T5208-T2
MCG MOTOR IB48001-E1
SCHNEIDER TSX QUANTUM AN IN 16CH CURRENT NEW OPEN BOX 140ACI04000
SIEMENS SIMODRIVE BOARD 6SC6600-4UA01
ALLEN BRADLEY SLC 500 ANALOG COMBINATION I/O MODULE 1746-FIO4V
INDRAMAT INTERFACE BOARD DCF01.1
ABB DISPLAY MODULE CDP 311
SIEMENS MODULAR POWER SUPPLY E G5/40 WRG
POWER TECH DRIVE C0031.N4CH000NNNN
FANUC POWER SUPPLY AH111
SYNCHRO MOTOR 86G-15S2
FANUC SERVO MOTOR A06B-0371-B569#7076
SIEMENS SERVO MOTOR 1FK7080-5AF71-1EH5
NUM SERVODRIVE 3UL5050I
MITSUBISHI PARAMETER UNIT FR-PU04
HOLLMAN FAN A-6AXFN
SIEMENS CONTROLLER CARD 6DD1601-0AE0 PG16
FANUC FAN UNIT A04B-0227-C409
INDRAMAT PERMANENT MAGNET MOTOR MAC063C-0-H5-4-C/095-B-1/W1522LV
ASEA AUXILLARY CONTACTOR SK 814 001-AF
ALLEN BRADLEY SERVO DRIVE 1336S-B010-AA-EN4-GM1-HA1-L6
ALLEN BRADLEY 100-A60N*3
YASNAC TEACH PENDANT JZNC-MPP21E
GE FANUC POWER SUPPLY 1C693PWR321N
SIEMENS SERVO MOTOR 1FK7103-5AF71-1EG0
ALLEN BRADLEY DRIVE 1336VT-B015-EON-L3
SIEMENS SERVO MOTOR 1FK7083-5AH71-1TA5
MITSUBISHI SERVO MOTOR,HC203S
FANUC PLC MODULE A03B-0807-C152#D
MAGNETEK DRIVE DS440
SIEMENS EM223 MODULE 6ES7223-1EF00-0XA0
SIEMENS SITOP POWER 20 6EP1436-1SH01
ALLEN BRADLEY ANALOG MODULE 1746-NI4
SIEMENS SUS WINCC FLEXIBLE ADVANCED 2008 SP3 1P EWK-SUS
INDRAMAT CONTROLLER CARD B20-06
ALLEN BRADLEY DRIVE 1336-B025-EOF-L1