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DCS冗余通常包含以下内容：
　　电源冗余
　　DCS电源冗余包括控制器、网络互连控制单元箱的供电，现场仪表供电和总线的供电冗余。
　　控制器冗余
　　控制器、网络互连控制单元可采用冗余，分为主控设备和备份设备。CAMS3000通过专用通信线路对主控和备份设备之间的信息进行同步、跟踪。
　　通信冗余
　　在DCS系统中每台控制器有两各以太网地址，可分别接入不同的网段，实现DCS系统网络冗余。
　　操作站冗余
　　DCS系统可配备多个操作站，实现并行操作，而各自又独立之行任务。
　　DCS系统I/O板卡冗余
　　在DCS系统中通常根据用户实际所需要的I/O点数增加20%的I/O冗余。

INDRAMAT MAC090C-2-KD-4-C/110-A-I4/DI-520 NSFP MAC090C2KD4C110A

SIEMENS 6RA2-477-6GV62-0 USPP 6RA24776GV620

ALLEN BRADLEY 1336VT-B060-EOS-FA2-L1 USPP 1336VTB060EOSFA1

GE FANUC IC3606SPCC1D USPP IC3606SPCC1D

DIGIPLAN BLX150L USPP BLX150L

MODICON AS-509P-003 USPP AS509P003

SIEMENS 6SE3-221-5DC40 NSFP 6SE32215DC40

SIEMENS 6AV3-520-1DK00 USPP 6AV35201DK00

ALLEN BRADLEY 1391-DES15-DI-AQB USPP 1391DES15DIAQB

Siemens 6ES5 922-3UA11 6ES59223UA11

Siemens S5 6ES5 955-3LF11 6ES59553LF11 Power Supply

SIEMENS 6ES5-482-3BA11 USPP 6ES54823BA11

Siemens 6ES5 430-8MB11/6ES5430-8MB11 INPUT MODULE XLNT

Siemens S5 Timer Module 6ES5 380-8MA11

Siemens DCS Module 6DS1702-8AA in Box, seal opened,

SCHWEITZER 250603414X SEL-2506 REMOTE I/O MODULE NIB

Square D 8803 P00CO2C

Siemens 6ES5310-3AB11 Interface Module 60 DAY WARRANTY FREE

WE SHIP SAME CISCO WS-C3750G-24PS-S CATALYST 3750G-24PS SWICTH 1 YR WARRA

Siemens 6GK7243-2AX01-0XA0 6GK72432AX010XA0

Siemens TP178 6AV6 640-0DA11-0AX0 Touchscreen Glass

Schneider Modicon TSX08CD12R8AS Telemecanique TSX NESA

Schneider Modicon AS-BDAU-204 SEALED BOX Compact Analog OUT ASBDAU204

Schneider Modicon AS-B810-008 USPP ASB810008

Schneider Modicon POWER SUPPLY AS P800 003

Schneider Modicon AS-P190-112

Schneider Modicon AS-BDAP-209

Schneider XBTGT5330 XBT-GT-5330 10.4 Panel SEALED

SIEMENS 6ES7 321-1BH02-0AA0 INPUT MODULE 6ES73211BH020AA0

Samsung NP400B2B-A01US Notebook laptop 2.50 GHz 12.5" Screen Size 1.3 MP Cam

SIEMENS DRMC-11-51 4720 POWER METER OPERATOR INTERFACE GOOD TAKEOUT

SIEMENS SINUMERIK 810 BOARD 6FX1125-8AB

SICK COMMUNICATION CONNECTION MODULE CDM420-0102

SIEMENS 6SN1146-1AB00-0BA0 6SN11461AB000BA0 SimoDrive

SIEMENS 6SN1111-0AA00-1EV0 6SN11110AA001EV0 80 KW SIMODRIVE

SIEMENS 6FC5114-0AA02-0AA0 6FC51140AA020AA0 version E

ALLENBRADLEYLIGHTEDPUSHBUTTONOPERATORINTERFACE120VAC2705-P22J3

ALLEN BRADLEY X1494V-L1 NSFP X1494VL1

ABB DSQC 249A 3HAA 3563-AGA, Rectifier, Remanufactured

ADI-TSSOP -ADG1636BURZ IC CHIP good quality

(A13) 1 GOULD MODICON AS-506P-002 REV C23 MEMORY MODULE A13

INDRAMAT TWM1.1-100-300-W1/115 NSFP TWM11100300W1115

YASKAWA ELECTRIC CIMR-F7U40371E USPP CIMRF7U40371E

FANUC A20B-0007-0010 USPP A20B00070010

EUROTHERM CONTROLS TC3041/AC/03/100A/120V/220V140/120/4MA20/PA/0/UDR/3D/IND/V2/0

RELIANCE ELECTRIC DPS1A NSFP DPS1A

ORMEC MAC-B200F/K1A NSPP MACB200FK1A

PHOENIX DIGITAL OCM-CTN-13-P-D-ST-ACV NSFP OCMCTN13PDSTACV

Siemens 6ES5 451-7LA21 6ES54517LA21

Siemens 6ES5-923-3UA11 USPP 6ES59233UA11

SIEMENS 6ES5-420-4UA12 USPP 6ES54204UA12

Siemens 6ES5 451-7LA11

Siemens S5 6ES5 431 8MA11 6ES54318MA11

Siemens 6SL3 211-0AB17-5UB1 6SL3211-0AB17-5UB1

Siemens 6ES7 331-1KF01-0AB0 6ES7331-1KF01-0AB0 SM331 Analog Input

Spectrum Controls 8000STC-222

NEHB442ASP-N POWERLINK AS POWER INTERFACE MODULE

WS-X4516 Cisco Supervisor Engine V 4516 Control processor

Siemens 6ES7 645-1DK40-0AE0 6ES7 645-1DK40-0AE0 ping Worldwide

Siemens S5 PLC Cable 6ES5712-8AF00 6ES5 712-8AF00

Reliance 14C204

Schneider Modicon GROUPEAS-P530-OMA POWER SUPPLY

Schneider Modicon AS-B266-001 USPP ASB266001

Schneider Modicon AS-S212-250 USPP ASS212250

Schneider Modicon AS-B846-002 ANALOG MUX CURRENT IN MODULE WITH OUT TERMINAL

Schneider Modicon AS-B804-116 115v Output Module C PICS

Modicon MM-16MP-001 Interface Panel AS-040A-003

Siemens S5 Analog Input Module 6ES5460-4UA13

Siemens 6ES5 482-7LA11 Digital Output Module

SIEMENS S5 6ES5 456-7LA11 Digital Output Module 16DO

SIEMENS 6FC5203-0AB11-0AA2 6FC5 203-0AB11-0AA2 SINUMERIK OP031 Operator Panel

SIEMENS SINUMERIK 840D/DE NCU 573.5 6FC5357-0BB35-0AE0 NIB

SIEMENS 6SN1114-0AA02-0AA0 6SN1 114-0AA02-0AA0 SIMODRIVE 611-A HSA-Option Module

SIEMENS SIMODRIVE 611 BOARD 6SN1118-0DJ23-0AA0

SIEMENS 6FC9320-5DB00 6FC93205DB00 Fast Shipping

Advantech PCA-6114P10 REV.B1

Allen-Bradley 1771-OB/B Output Module

ABB ADVAC 1200 amp, 15 kV vacuum circuit breaker

ADEPT 10332-12350 INTERFACE MODULE REV P6 SIO CARD

6-S A02B-0200-B503 WITH A16B32000040 A16B12120871 A16B32000054 A16B32000010

955L8R42 EUROTHERM SSD PARKER 590 Link Series DRV DC Drive, Rev. 6.12

STROMBERG SAFT-101-C0N USPP SAFT101C0N

CUTLER HAMMER 55PTHX NSPP 55PTHX

CARRIER 30HX500802 NSFP 30HX500802

NEMATRON CORP IWS-1513 USPP IWS1513

MICRON 34-510-883-2341 USPP 345108832341

FISHER ROSEMOUNT 1M03205G01 NSPP 1M03205G01

Siemens 6ES5 242-1AA13 6ES52421AA13

Siemens 6ES5470-4UC12 OUTPUT MODULE XLNT

SIEMENS 6ES5135-3UA11 6ES5 135-3UA11S5-135U Rack 60 DAYS WARRANTY

SIEMENS S5 INTERFACE MODULE 6ES5 308-3UB11

Siemens 6ES5 308-3UB11

SIEMENS 6ES7702-0AA01-0YA0 6ES7 702-0AA01-0YA0

SIEMENS touch panel 6AV3 627-1QL01-0AX0 TP27-10

Siemens 6ES5430-7LA12

invacare communication module 1038639 digital interface

YOSHIMURA FOR YAMAHA YFZ450X 2010

SIEMENS 6ES7 133-1BL01-0XB0 6ES7133-1BL01-0XB0 ET200L

Siemens MTT95A12N 95A/1200V THYodul MTT 9 A 12 N

Parker AXL-DRIVE

Schneider Modicon AS-B875-111 REM ASB875111 ANALOG INPUT MODULE

Schneider Modicon AS-521P-006 USPP AS521P006

Schneider Modicon AS-M484-200 USPP ASM484200

Schneider Modicon AS-8535-000 High/Low Density Connector Nos

Schneider Modicon 16 OUTPUT MODULE MODEL DAP 217/AS-BDAP-217 24VDC TSX COMPACT

Schneider Modicon DAP 216N/AS-B DAP-216N

Siemens TI305-05N TI30505N DC Input module

Schneider/Telemecanique Twido TWDLMDA20DTK

Siemens Sinamerik Control Panel green 7096SO

Siemens 4700-BDRMC3-11HN Power Meter Software Ver 2.3.0.4 White Digital Readout

SIEMENS Sinumerik 820G 6FC3801-3AC-Z 6FC8504-1AX00 CRT Monitor Operator Panel

Cisco WS-SVC-CMM COMMUNICATION MEDIA MODULE

SIEMENS SIMODRIVE 6SN1145-1BA01-0BA1SINUMETIK 840D NCU-BOX 6FC52476FC5357 #BBE

SIEMENS SIMODRIVE 6SN1145-1AA01-0AA1SINUMETIK 840D NCU-BOX 6FC52476FC5356 [3]

ADVANTECH PCA-6010 PCA-6010VG PCA6010 in Box

Allen-Bradley 2711-T9C10 ser C rv E 3.15 PanelView 900

ABB 3HAC 5980-1 WRIST COMPLETE 150KG EXCHANGE NO. 6369901-386,

ACCURAY 64829-003 USPP 64829003

A200M5CXXZ1 SIZE5 STARTER 480V COIL

810A16AB ALLEN BRADLEY

SIEMENS 6ES5-948-3UA12 USPP 6ES59483UA12

ASEA BROWN BOVERI 57360001-KG USPP 57360001KG

ALLEN BRADLEY 8600-BP8D USPP 8600BP8D

MEASUREX 05325100 USPP 05325100

HONEYWELL 51304487-150 NSPP 51304487150

ALLEN BRADLEY 150-B24NBDA-J1 NSFP 150B24NBDAJ1

SAFELINE 2813189 FNFP 2813189

Siemens 6ES5-375-1LA61 USPP 6ES53751LA61

SIEMENS 6ES5 451-7LA11 OUTPUT MODULE 6ES54517LA11 6ES5-451-7LA11 REPAIRED

SIEMENS 135U 6ES5 524 3UA13

Siemens PLC 6ES5-340-3KB42/6ES53403KB42

Siemens 6ES7 314-1AG13-0AB0 6ES7314-1AG13-0AB0 in Box

Siemens PLC 6ES5-421-8MA11 6ES54218MA11 6ES5421-8MA11

PWR-4000-DC 4000W DC POWER SUPPLY FOR CATALYST 6500/7600 1YR - ASK 4 Q

GSM/GPRS Modem Pool 16 Ports USB interface Wavecom Module AT Commands Q2403A

Tripp Lite PS/2 Server Interface Module

Siemens 6AV3627-1QL01-0AX0 LCD Display

Siemens Inverter Card 6SE7 090-0XX84-0FJ0

Modicon SW-DO5T-0TA

Schneider Modicon Discrete Input Relay AS-BDEP-210 ++ ++

Schneider Modicon AS-PRTU-252 AC Pwr Sply Ext Temp ASPRTU252

Schneider Modicon AS-E480-904 USPP ASE480904

Schneider Modicon ASWBXT201 Compact Primary Rack AS-WBXT-201

Schneider Modicon AS-B356-001 ASB356001 N90

Schneider Modicon OUTPUT MODULE AS-B806-032 ASB806032

Schneider TSXDMZ28DTK in Box

Schneider Modicon TSX P573634M TSXP573634M

SiemensSinumerik6FC5403-0AA20-1AA06FC54030AA201AA0

SIEMENS 6DC1-006-1BC/6DC1006-1BC CIRCUIT BOARD NIB

SIEMENS CABLE PN 6DD1684-0CH0

General Electric Fanuc IC693CMM311N Communications Control Module GE IC693CMM311

SIEMENS Simodrive LT Modul 6SN1123-1AA00-0DA0

SIEMENS Sinumerik 6FC5203-0AF02-0AA0 PCU 50 Display

SIEMENS Nietzsche and Antiquity: His Reaction and Response to t

Allen-Bradley PanelView 1200 Operator Interface 2711TC1MC

5HP KEB COMBIVERT AC DRIVE 12F5H1D-LAOA F5 12F5H1D-LA0A 6.6 KVA

ABB YM110001-SE/3 BOARD YM110001-SE ABB PFVK

A06B-0315-B003 SERVO MOTOR 7.6 AMP 3PH 150V 2000RPM FANUC

75 HP 3 PHASE CNC ROTARY PHASE CONVERTER

RELIANCE ELECTRIC 57552-C USPP 57552C

ALLEN BRADLEY 20BD125A0NNNANC0 USPP 20BD125A0NNNANC0

ALLEN BRADLEY 1754-L28BBB USPP 1754L28BBB

GRAFIKONTROL G.9410/3-E3 NSPP G94103E3

WAUKESHA 006-UI USPP 006UI

TELEMECANIQUE TSXSUP61 USPP TSXSUP61

GE FANUC IC600CP321 USPP IC600CP321

Siemens 6ES5-182-3KB61 USPP 6ES51823KB61

SIEMENS 6ES5 374-2KH21 6ES53742KH21

SIEMENS 6ES5-951-7NB13 USPP 6ES59517NB13

Siemens 6ES5 866-0MC23-0Z NSPP 6ES58660MC230Z

Siemens 6ES5 521-8MA21 6ES5521-8MA21

Siemens LOGO! PLC to PC USB Port Cable FreeShip

RELIANCE ELECTRIC I/O PROCESSOR MODULE 45C200A

Texas Instruments 305-35N

Spirent Adtech AX/4000 400320 OC-48 Interface

VIQ Audio Motu 8 Pr

Siemens C98043-A1203-L23-06

Modicon AS-W182-012

Schneider Modicon Automation AS-P810-000 ASP810000 Power Supply Module -NO BOX

Schneider Modicon AS-B550-101 OUTPUT MODULE H-12274

Schneider Modicon AS-BADU-S9 NSPP ASBADUS9

Schneider Modicon AS-B829-116

Schneider Modicon PROGRAMMABLE CONTROLLER PC-F984-385 PROM ID AS-C950-106 1004

Schneider Modicon AS-S911-800 Hot Standby Processor

SCHNEIDER ELECTRIC TXBTF044510E TXB TF044510E

SEALED Allen Bradley 1794-IE8 /B 1794-1E8 PKG 2012 FLEX I/O Input Module

RELEASE SuperMicro X9SRE-F Motherboard FULL MFR

Siemens 6ES7 135-4LB01-0AB0 6ES7-135-4LB01-0AB0 Output Module Analog

SIEMENS SINUMERIK 810D/DE NCU 571.3 6FC5357-0BB11-0AE1 NIB

NM-HD-2VE CISCO 2-SLOT IP COMMUNICATIONS ENH. VOICE/FAX NET. MODULE warranty -

SIEMENS SIMODRIVE 611 6SN1123-1AA00-0CA0

SIEMENS SINUMERIK OP010 6FC5203-0AF00-0AA0 Membrane Keypad

SIEMENS FC12T9/CW Circline Fluorescent Cool White Bulb 32W

ALLENBRADLEY1771-0AOUTPUTMODULE8POINT120VAC

ALLEN BRADLEY SLC 500 RELAY OUTPUT MODULE 1746 OW16 SERIES D EXCELLENT CONDITON

ABB PST-250-600-70 Softstart 200 hp with Keypad, Disconnect, Starter, Enclosure

A02B-0094-C047 FANUC MONITORS CRT REMANUFACTURED

RSE SIERRA SWITCHGEAR S.O. 13912-1, 400 A AMP, 3 PH, 4 W, EXCELLENT DEAL

MODICON AS-C484-065 USPP ASC484065

ALLEN BRADLEY 1395-B69-C1-P51-X1 USPP 1395B69C1P51X1

HEWLETT PACKARD TEST & MEASURE 16515A USPP 16515A

GE FANUC IC600BF841 NSFP IC600BF841

SIEMENS 6SN1130-1DA11-0BA0 NSFP 6SN11301DA110BA0

SIEMENS 6ES5-243-1AA11 USPP 6ES52431AA11

ALLEN BRADLEY 1785-LT3 USPP 1785LT3

Siemens 6ES5 928-3UA21 6ES59283UA21

Siemens SALE 6ES5948-3UR11 6ES5 948-3UR11

SIEMENS 6ES5-490-8FB11 USPP 6ES54908FB11

Siemens 6ES5 431-8MD11/6ES5431-8MD11 INPUT MODULE XLNT

Siemens SIMATIC S5 8 OUTPUTS

Siemens EM 222 6ES7 222-1BF20-0XA0 EM222 PLC

Schneider Modicon 140CRA21110 MB Drop AC Module

Square D 8997 EQ-5210 MCB-10

Siemens 6ES5752-0AA22 Interface Module -V24 60 DAY WARRANTY/FREE

WE SHIP SAME CISCO WS-C3560X-24T-S CATALYST 3560X-24T SWICTH 1 YEAR

Siemens 6MD1021-0AA00 Sicam Digital Input

Siemens TP270 6AV6545-0CA10-0AX0 Touchscreen Glass

Schneider Modicon TSX Compact AS-BDAU-208 Analog Output

Schneider Modicon AS-BDAP-218 Discreet Output Relay ASBDAP218

Schneider Modicon AS-B820-000 USPP ASB820000

Schneider Modicon TSX Compact AS-BDEA-202 Free Ship

Schneider Modicon AS-P892-000 Remote I/O Processor

Schneider Modicon AS-BDEP-210/ASBDEP210 Input OFFERS ACCEPTED

Schneider Telemecanique XBTGT2220 Opt Interface Panel