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工作环境要求较高对环境要求不高，适应工业现场环境要求
使用者技能要求需专门培训编程语言容易掌握，且有多种编程语言
系统软件功能强，且占用存储空间大功能**，占用存储空间小
适应领域家庭、办公室、管理层、科学计算专门用于工业过程控制
价格高较低
PLC控制系统与分散控制系统的比较：
分散控制系统是专门为工业过程控制设计的过程仪表控制系统，也称为集散控制系统。按照可编程控制器的发展历程和DCS发展历程的分析，分散控制系统的主要应用场合是连续量的模拟控制，而可编程控制器的主要场合是开关量的逻辑控制。因此在设计思想上有一定的区别。
在工厂自动化或计算机集成过程控制系统中，为了分散危险和分散功能，采用分散综合的控制系统结构。可编程控制器是分散的自治控制系统，它可以作为下位机完成分散的控制功能，与直接数字计算机的集中控制比较有质的飞跃。这种递阶控制系统也是分散控制系统的基础。
P92204670700 Model P92 Workstation For Windows
P0923DZ 30m, FO, USB Extender For Windows Machines, 240Vac
P0904AK 50 Series GCIO Interface w/o TS (EC96)
P0903CW Annunciator Keyboard
P0973BJ Fiber E'net Switch w/24 MT-RJ Ports & Uplink Ports
P0973EY Control Line I/F Cable for Enterasys Switches
K0173ZU Mesh Configuration Tool & Switch/Network Documents
P0973BP Redundant Pwr Supply for P0973BH/BJ/BK/BL Switches
P0973BN Two-Bay Power Supply Chassis for P0973BH/BJ/BK/BL
P0973BK 8 RJ45 & 8 MTRJ FO Port E'net Switch &Uplink Ports
P0973EY Control Line I/F Cable for Enterasys Switches
K0173ZU Mesh Configuration Tool & Switch/Network Documents
P0973BP Redundant Pwr Supply for P0973BH/BJ/BK/BL Switches
P0973BN Two-Bay Power Supply Chassis for P0973BH/BJ/BK/BL
P0917YZ FCP270 Control Processor
P0926MX Splitter / Combiner Kit (With 2 Modules)
P0926CP ZCP270 Control Processor
P0926DF ZCP270 Or ATS Fault Tolerant Connector
P0926MX Splitter / Combiner Kit (With 2 Modules)
P0926GV FBM231, Four Serial Ports, Redundant
P0926GU FBM230, Four Serial Ports, Single
P0926GG FBM224, 4 Modbus Channels
P0926GH FBM224 / FBM230 / FBM231 Compression PolyAmide TA
P0922QS FBM228 4 Port FOUNDATION Fieldbus H1 Module
P0922VC Compression Term Assy FBM228
P0922RK Redundancy Adapter For FBM228 and FBM222
P0916DB FBM2xx Type 1 Term Cable, 1 Meter
P0926TL FBM222 Profibus DP Module, 2 Ports
P0922RK Redundancy Adapter For FBM228 and FBM222
P0926TH FBM222 Termination Assembly (PVC material)
P0916DB FBM2xx Type 1 Term Cable, 1 Meter
P0917HD FBM223 Profibus DP, 2 Ports
P0917SY FBM223 Compression Termination Assembly
P0916DB FBM2xx Type 1 Term Cable, 1 Meter
P0926GX FBM233, 10/100 Mbps Ethernet, Redundant
P0926GW FBM232, 10/100 Mbps Ethernet
P0973CN 4-Slot Vertical FCP270/Expansion Baseplate
P0973CA FEM100 Module
P081000000GG 1 x 8 Mounting Structure
P0926MZ Shelf For Fiber Splitter / Combiner And TSC's
B21100000000 I/A IR Letterbug Configurator
X0179AZ Hexball Screwdriver
P0916TQ FCM2f communication card
P0917XV FBM215/218 Compression Termination Assembly
P0917XQ Redundancy Adapter For FBM216
P0917XV FBM215/218 Compression Termination Assembly
P0914TB FBM208 Redundant 0-20 Module w/Readback
P0917GZ FBM240, 8 Rednt. Rdy Chanl Dig Out w Readback
P0917YJ Redundancy Adapter For FBM240
P0917HU Term Assembly, FBM240, 80V - 5 Amp Relay
P0972ZA FCM100E, Field Comm Mod w/Fiber Optic
P0926DZ Power Connection Kit For FPS 400-24
B0700AA I/A Series V8.x Complete Paper Documentation Set
K0173WT I/A Series V8.x Document CD For Windows pdf
P0972TR 3 m, MMF, Fiber, MT-RJ To LC Adapter Cable
P0916MZ 2 Mbps Base To Base Cable, 1m
P0926KM Power Supply Output Cable - 121 cm (48 in)
P0926GS FCM100Et, Field Comm Mod w/Fiber Optic & TDR
P0972UN 0.5 m LC-LC Fiber Optic Jumper Cable, Gray
P0972VG 0.5 m LC-LC Fiber Optic Jumper Cable, Orange
P0972TR 3 m, MMF, Fiber, MT-RJ To LC Adapter Cable
P0972KW Fiber Optic Multimode Cable, MT-RJ/MT-RJ, 15 m
P0971SU 70 Series WS Cable Interface, 10 Ft
P0971SW 70 Series WS Cable Interface, 150 Ft
P0800MW GCIO Cable, Coiled
P0971DY 100 Ft Video Cable For Windows/Solaris
P0972KW Fiber Optic Multimode Cable, MT-RJ/MT-RJ, 15 m