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 S5 6ES5 700-1LA12 Subrack 6ES5700-1LA12
Nor-Cal Products ESV-1002-NWB Manual Isolation Valve
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MITSUBISHI MSOD-Q12 MAGNETIC SWITCH
HONEYWELL MEASUREX
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KEYENCE VT3-Q5S OPERATOR INTERFACE PANEL VT3Q5S
FANUC A16BCPU CARD A16BA
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INGERSOLL RANDDIAPHRAM PUMP
Micro Switch FE7D-RPS7-M Optical Sensor Lot of 2
APPLETON FS-1-75-A 3/4" ALUMINUM
Swagelok 6LVD1V122P-RR-AB Manual 3-Way Diaphragm Valve
MICRO SWITCH MPL2 WITH A MPS11 120 VAC 50/60 Hz
HONEYWELLCONVERTER MODULE
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Semitool High Temp HEPA Filter 04MBUX 24"
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ALLEN BRADLEY 440R-E23097 /A GUARDMASTER SAFETY RELAY MSR132EP
Allen Bradley, PLCSDN, Series B, DeviceNet Scanner,
RED LION CBLPR07K G307K2 PROGRAM CABLE
ATC 305E 007 A 10 XX TIMER
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KLA InstrumentsX-Interpolator Phase 3 PCB Card Rev. C0
Olympus MPlan 10 1.1X Microscope Objective DIC Nomarski
Kokusai VDF Vertron Controller CX1307
Computer Recognition Systems 8843BQ347 Edge Detector PCB Card Rev. E
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ALLEN BRADLEY 1756-OF4/A ANALOG OUTPUT MODULE SER A 1756-OF4
TEL Tokyo Electron Anner Tube Supporter