DCS是計算機技術、控制技術和網絡技術高度結合的產物。DCS通常采用若干個控制器(過程站)對一個生產過程中的眾多控制點進行控制，各控制器間通過網絡連接并可進行數據交換。操作采用計算機操作站，通過網絡與控制器連接，收集生產數據，傳達操作指令。因此，DCS的主要特點歸結為一句話就是：分散控制集中管理。
從結構上劃分，DCS包括過程級、操作級和管理級。過程級主要由過程控制站、I/O單元和現場儀表組成，是系統控制功能的主要實施部分。操作級包括：操作員站和工程師站，完成系統的操作和組態。管理級主要是指工廠管理信息系統(MIS系統)，作為DCS更高層次的應用，目前國內紙行業應用到這一層的系統較少。
INDRAMAT BTC06.2A-F-EN3-FW
ALLEN BRADLEY 2711-K10C20
NEMATRON CORP DP8006-51220800
COMPUMOTOR 4000-CFM
SIMPLEXGRINNELL 4100-3107
GIDDINGS & LEWIS MACHINE TOOLS 502-03814-60R1 (, Cleaned, Tested 2 year warr
UNICO 108203.01
SKIL 1070062309-502 (Surplus New In factory packaging)
BAILEY CONTROLS INIIT-03
BALDOR RELIANCE 802266-40
FOXBORO P0960KA
INDRAMAT 112C-N-030-N2L-130PB1
SQUARE D 8536-SGO1-H665
BALDOR RELIANCE FP3000-S6-800-AN-FC (Surplus New In factory packaging)
ALLEN BRADLEY 1336F-B030-AA-EN
GENERAL ELECTRIC 12GCX51B13A
ALLEN BRADLEY 1395-A66N-C1-P10
SUMITOMO MACHINERY INC 2172241 (Surplus New not in factory packaging)
FISHER ROSEMOUNT 3491L1P4I5
ALLEN BRADLEY 1785-BCM (Surplus New not in factory packaging)
OMRON Z4M-T30V2
SQUARE D 8536-SGO1-H20
ALLEN BRADLEY 2711P-K12C4D7
CUTLER HAMMER CPS160480YAX
WESTINGHOUSE 2D34347G07
REXROTH MAD100B-0150-SA-S0-AP0-05-N1
GLENTEK GA4553-1
BALDOR RELIANCE 770.91.20
SIEMENS R15A0-2093 (Surplus New In factory packaging)
ACTUS POWER NPSA-103MU-E1CS
ALLEN BRADLEY 1747-L553
LEESON ELECTRIC CO SK6405-14-2
MICROSWITCH FFSB14E/R08K-S2 (Surplus New not in factory packaging)
TOSHIBA VT130G3U4400
ALLEN BRADLEY 1327AB-AFL-22-E
SIEMENS 6ES7-157-0AD81-0A0
CUTLER HAMMER HMCP4005C (Brand New Current Factory Packaging)
OMRON F150-C10E
ASEA BROWN BOVERI 3HAA3563-AGA/1
MODICON AS-9000-461
CUTLER HAMMER SVX050A2-2A1N1 (Surplus New not in factory packaging)
BALDOR RELIANCE DDM-030 (Surplus New In factory packaging)
MEASUREX 098067-01 (Surplus New not in factory packaging)
ALLEN BRADLEY 2711-T10G10 (Surplus New In factory packaging)
ALLEN BRADLEY MPG-B110-031-S22
ITE SIEMENS JXD63B400L (Brand New Current Factory Packaging)
FANUC A06B-0512-B231
BALDOR RELIANCE ID15H450-EO
VERIS E30A042 (Surplus New In factory packaging)
ALLEN BRADLEY 1336-QOUT-SP18A (Surplus New In factory packaging)
FISHER ROSEMOUNT ES-72-70574 (Surplus New not in factory packaging)
ITD EMT200-2R8-3/4 (Surplus New not in factory packaging)
ALLEN BRADLEY 1336-BDB-SP72D
ALLEN BRADLEY 1404-M605A-ENT (Brand New Current Factory Packaging)
INDRAMAT MAC090B-0-PD-4C/110-R-0/W-1520LV/S001
ALLEN BRADLEY 8520-1S5A-BAT-EX4-T1-Y-4-5-7
GENERAL ELECTRIC DS3800HMPC1G1D
SUPERIOR ELECTRIC MX2000-6
EMERSON SK4604 (Surplus New In factory packaging)
RADWELL VERIFIED SUBSTITUTE 4013432001SUB (Brand New Current Factory Packaging)
RADWELL VERIFIED SUBSTITUTE FSM460SUB (Brand New Current Factory Packaging)
RADWELL VERIFIED SUBSTITUTE 193493SUB (Brand New Current Factory Packaging)
RADWELL VERIFIED SUBSTITUTE F-4050-Q-H00AA-SUB (Brand New Current Factory Packag
RADWELL VERIFIED SUBSTITUTE NSM3412B24SUB (Brand New Current Factory Packaging)
CYLINDER DIVISION ET080B04PA000N00FMDH0275A
MARSH UNICORN R30120
INGERSOLL RAND 39179270
BENTLY NEVADA 3500/22M
MODICON 110-0211
CTC PARKER AUTOMATION PA210T-133 (Brand New Current Factory Packaging)
ALLEN BRADLEY 1395-A66-C1-P11
ALLEN BRADLEY 1336S-B060-AX-EN-L6
ALLEN BRADLEY 1336F-A010-AA-EN-HASP-L5 (Surplus New In factory packaging)
FISHER PIERCE FAULT INDICATORS 4410N-ETS-SJ71A (Surplus New In factory packaging
MITSUBISHI FR-A540-22K-NA (Surplus New not in factory packaging)
MODICON AS-D285-036 (Surplus New In factory packaging)
BANNER ENGINEERING USDKTE4824C5YP2 (Surplus New In factory packaging)
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