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。
SCHNEIDER ELECTRIC INPUT MODULE AS-BDEP-215
SIEMENS SERVO MOTOR 1FK7040-5AK71-1TG0
ALLEN BRADLEY INPUT MODULE 1746-IV16 SER C
ALLEN BRADLEY DRIVE 1336-B025-EOF-L2
FANUC CONTROLLER CARD A16B
TSX QUANTUM MODULE 140 CPS 114 10
SIEMENS SERVO MOTOR 1FK7032-5AK71-1GH0
EUROTHERM DRIVES 955-8R0040
DKC TESTER
SIEMENS SERVO MOTOR 1FK7060-5AF71-1SA2
FUNUC CONTROLLER CARD A16BA
SAFTRONICS INVERTER MINI VECTOR AC DRIVE CIMR-V7AU41P6
SIEMENS BRUSHLESS SERVO MOTOR 1FT6105-1AC71-4AG1
SIEMENS SIMATIC S5 CPU 6ES5944-7UA21
ALLEN BRADLEY PANEL VIEW 1400E TERMINAL 2711E-K14C6
SIEMENS SERVO MOTOR 1FK7083-5AF71-1AA0
TELEMECANIQUE SPEED DRIVE ATV18U18N4
ALLEN BRADLEY INPUT/OUTPUT MODULE 1746-A13
KOLLMORGEN SERVOSTAR DRIVE SERVOSTAR 614
DSI DYNAMATIC
ALLEN BRADLEY SERVO DRIVE 2098-DSD-HV050-SE
FANUC POWER SUPPLY BOARD A16BE
FANUC CONTROLLER CARD A16BB
FANUC AC SPINDLE MOTOR A06B-0859-B200#3000
SIEMENS SERVO MOTOR 1FT6086-1AF71-4EG1
FANUC A06B-6047-H040 VELOCITY DRIVE
ORIENTAL MOTORS BRUSHLESS DC MOTOR DRIVE BXD120A-A
BALDOR DC SERVO MOTOR MTE-4525-CNBCE
SIEMENS POWER SUPPLY 6SN1111-0AA01-2EA0
DIRECT LOGIC 205 MODULE H2-EBC
ALLEN BRADLEY DRIVE PART NO: ABT-TD100
SIEMENS SIMATIC S7 POWER SUPPLY 1P6ES7138-7EA01-0AA0
GEARBOX MYWYR
ALLEN BRADLEY PROCESSOR UNIT 1747-L511 SER.B
SQUARE D SYMAX OUTPUT MODULE RT-108
SIEMENS INCREMENTAL ENCODER 6FX2001-4DA10, ID NO: 521 291-05
SIEMENS LOGIC CONTROL 6ED1 052-1FB00-0BA1
BALDOR STATOR MTE-3363-BLYCN