由于PLC采用了软件来取代继电器控制系统中大量的中间继电器、时间继电器、计数器等器件，控制柜的设计安装接线工作量大为减少。同时，PLC的用户程序可以在实验室模拟调试，更减少了现场的调试工作量。并且，由于PLC的低故障率及很强的监视功能，模块化等等，使维修也极为方便。
SIEMENS POWERSUPPLY 6FC5114-0AB01-0AA1
ALLEN BRADLEY DRIVE 1336, GT-BB25,
INDRAMAT SERVO DRIVE TDA 1.D0I
ABB COMPUTER DSQC-202
MITSUBISHI AC SPINDLE CONTROLLER FR-SF-2-22K
RELIANCE ELECTRIC VOLT TESTER CARD
YASKAWA SPINDLE MOTOR UAASKD-11LYA11
Motoman Yaskawa JZRCR-NPP01B-1 Teach Pendant
SIEMENS SERVO MOTOR 1FK7042-5AF71-1GB0
TELEMECANIQUE CONDUCTOR AB3-RV162U
ALLEN BRADLEY DRIVE 1336-C020-EAE-FA2
RELIANCE ELECTRIC MINPAK PLUS DRIVE 14C312
GROVE GEAR BOX P.F2
SIEMENS SERVO MOTOR 1FK7042-5AF71-1GG5
HEIDEHAIN INTERPOLATION MODULE EXE 602 B/5-F
SIEMENS SERVO MOTOR 1FK7080-5AF71-1AG3
GETTYS PERMANENT MAGNET SERVO MOTOR M113-A-10K-90AB
SIEMENS SERVO MOTOR IFK7063-5AF71-1AHO
HEIDENHAIN ENCODER ROD 426 2000 03S12-03
FANUC AC SERVO MOTOR A06B-0319-B372#7008
OMRON CPU BASE UNIT RACK C200HW-BC101
ALLEN BRADLEY POWERFLEX 70 20A E 2P7A 0 AYNNNNN SER A
MITSUBISHI AC SERVO MOTOR HC-P023
ALLEN BRADELY DISCONNECT SWITCH RIGHT HAND 1494V-DS30-D
FANUC BOARD A16BC
BOSCH SERVO DRIVE SM15/30-TC1
INDRAMAT BRUSHLESS SERVODRIVE 90B-0-PD-4-C7110-B-07WI520/S001
PACIFIC SCIENTIFIC BRUSHLESS SERVO MOTOR S33ANNH-RNVM-00
SIEMENS SERVO MOTOR 1FK7080-5AH71-1AA3
SIEMENS SIMATIC S5 6ES5 451-8MD11
FANUC SERVO MOTOR A06B-0356-B755
SIEMENS SERVO MOTOR 1FK7083-5AH71-1SH3
ALLEN BRADLEY AXIS MODULE 1394-AM75
LTN ENCODER G58ESLDB
OKUMA BL-MOTOR BL-M0150J-20SB
YASKAWA AC SERVOMOTOR SGMAS-06A2A21
PARKER BRUSHLESS SERVO MOTOR 910
FIDIA M30 CONTROL BOARDS DRT1