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。
SENSOTEC JEC LONG STROKE TRANSDUCER NIB 060H0331
DWYER MERCOID DR31-3L PRESSURE SWITCH DR313L
ALLEN BRADLEY 800T-QBH24AD1 LOT 800TQBH24AD1
PULSOTRONIC PROXIMITY SWITCH
Siemens Servo Motor 1FT5066-0AC01-1-Z G42
OMRON E2E-X5F1 PROXIMITY SWITCH NEW E2EX5F1
Siemens Simatic S5 6ES5 451-8MA11
MOORE TECHNOLGIES LEVEL CONTROL
Siemens 3RK1400-1KG01-0AA1
Siemens 6FX1126-7BA01
Siemens Micromaster 6SE9216-8CB40
Siemens 6FG4042-0AB10
Siemens 6FC5203-0AF02-0AA0 OP 12 Sinumerik A
LITTELFUSE IDSR-250 FUSE LOT NEW IDSR250
Siemens Simatic S5 6ES5 436-4UA11
GENERAL ELECTRIC TFK236T150 TRIP UNIT NIB
Siemens 6SL3243-0BB30-1PA1
SQUARE D GATE DRIVER BOARD
SIEMENS/MOORE SDM MARSHALLED TERMINATION ASSEMBLY
99BB SENSOR
GE FANUC IC200MDL742D OUTPUT MODULE
Siemens 3RK1402-3CE01-0AA2
YASKAWA CIMR-VU4A0002FAA DRIVE CIMRVU4A0002FAA
Siemens Simodrive 6SC6508-0AA02
GE TJJ436300 CIRCUIT BREAKER
Siemens Drive board C8451-A1-A201-2 SMP-E212-A1
Siemens Simovert Masterdrives 6SE7031-2HF84-1BG0
Siemens Servo Motor 1FT6086-1AF71-3EG1
BOSCH GRIPPER
Siemens 6RA2610-6MV30-2A D200/11 THYRISTOR
PHD PROXIMITY SWITCH NEW
Siemens 6FR1440-2TB RCM
Siemens Simovert A5E / 6SE7
Siemens SIMOVERT MASTERDRIVES 6SE7012-0TP60-Z
BELLOWS K V K
Siemens Simatic S5 6ES5 435-7LA11
Siemens 462018.1906.01
MAC PRA1A-KADA PRESSURE REGULATOR NEW PRA1AKADA