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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。

SIEMENS 6FM1-470-3AA25 NSFP 6FM14703AA25

ALLEN BRADLEY 1391B-ESAA45-AQB USPP 1391BESAA45AQB

GENERAL ELECTRIC L90-C00-HCH-F8A-H6C-LXX-N6S-S6U-U6U-W7T NSFP L90C00HCHF8AH6CL

GE FANUC IC3600SPRB1 USPP IC3600SPRB1

SQUARE D HDMPM21012186 NSFP HDMPM21012186

SYMAX 8030-RIM-127 USPP 8030RIM127

SKF 7018-ACD/P4ADGA NSFP 7018ACDP4ADGA

Siemens 6ES5 525-3UA21 6ES55253UA21

Siemens Analog Input Module 6ES5-465-4UA11

SIEMENS 6ES5-453-4UA12 NSFP 6ES54534UA12

Siemens 6ES5 375-0LA61 Memory Submodule 23529

Siemens S5 INPUT MODULE 6ES5 430-7LA12 6ES5430

Siemens Cartridge Battery 6ES7291-8BA20-0XA0

Siemens 6ES5 242-1AA32 6ES52421AA32

Square D 8030 EQ5138G1

Scientific Atlanta Intelligent Communications Interface Module P/N 4002258

WIC-2A/S CISCO 2-PORT ASYNC/SYNC SERIAL WAN INTERFACE CARD

Siemens 6ES7972-0BA12-0XA0 DP, BUS CONN PROFIBUS NIB

Siemens TP170A 6AV6545-0BA15-2AX0 Touchscreen Glass

Siemens 305-01AD

Schneider Modicon ASE908016 BRANDExecutive Module AS-E908-016

Schneider Modicon AS-B573-015 USPP ASB573015

Schneider Modicon CPU PROGRAM MEMORY MODULE MODEL AS-P371-002

Schneider Modicon AS-HDTA-201 ASHDTA201 Secondary Subrack FS

Schneider Modicon AS-B864-001 | Output Module NIB

Modicon 140DRA84000 16 Point Relay Output Module

SIEMENS 6ES7-331-7KF02-0AB0 6ES73317KF020AB0 ANALOG INPUT MODULE

Schneider Modicon 140CPS11420 140 CPS 114 20 Quantum AC Power Supply

Siemens Interface Module TIWAY 500-5053 11241

SIEMENS Sinumerik 6FX1120-3BB01 PC Board

SIEMENS NET COMMUNICATION PROCESSOR MODULE 6GK7343-1HX00 6GK7 343-1HX00-0XE0

SIEMENS 6SN1-123-1AA00-0LA1 USPP 6SN11231AA000LA1

SIEMENS 6SN1123-1AA00-0EA1 Simodrive LT-MODUL

SIEMENS 6FC5203-0AF50-3AA1 6FC5 203-0AF50-3AA1 MCP416C

Allen-BradleySLC5001746-OB16SerCOutputModule

Allen-Bradley - 2711P-K4M20A - NIB - 1 YEAR WARRANTY

ABB Circuit Breaker SACE S6N 800A 3P LI Trip Electronic

ADEPT TECH AWCII-040 NSPP AWCII040

(4970) Allen Bradley Servo Module 1771-HS3A 3Axis SEALED 4970

INDRAMAT MAC112C-0-ED-4-C/130-A-0/WI520LV/S005 USPP MAC112C0ED4C130f

TRANSTECTOR ACP100BW NSPP ACP100BW

FANUC A06B-6047-H041 USPP A06B6047H041

DEIF CM-2 USPP CM2

RELIANCE ELECTRIC 45C-322 USPP 45C322

NACHI RAX11-C USPP RAX11C

METRA INSTRUMENTS 610-0001-007 USPP 6100001007

Siemens 6ES5 393-0UA11 6ES53930UA11

Siemens 6ES5-762-3CS11 NSFP 6ES57623CS11

SIEMENS 6ES5-376-1AA31 USPP 6ES53761AA31

Siemens 6ES5 420-8MA11 -- 6ES54208MA11

Siemens RELAY OUTPUT MODULE 6ES5 452-8MR11

Siemens 6SE7021-8CB20 6SE7 021-8CB20

Siemens TXB1.P1

Siemens 6SC6100-0NA01

Micro-Tech Scientific Ultra Plus Pump Controller Interface Module

X2-10GB-LR 10GBASE-LR X2 MODULE FOR CISCO

Siemens 6ES7 321-1BL80-0AA0 6ES7321-1BL80-0AA0 FreeShip

Siemens PLC 6ES7 223-1PL22-0XA0 6ES72231PL220XA0 NIB Seal intact

Reliance 0-52845

Schneider Modicon AS-884A-211/AS884A211 Controller

Schneider Modicon AS-B230-102 USPP ASB230102

Schneider Modicon AS-P810-000 USPP ASP810000

Schneider Modicon AS-B805-016 MODULE REPAIRED ASB805016

Schneider Modicon AS-B350-001 Output Module ASB350001 AEG

MODICON PANELMATE PLUS INDUSTRIAL COMPUTER OPERATOR INTERFACE MM-PMA2400C

SIEMENS SIMATIC INPUT MODULE 24VDC TI305-05N

Siemens 6ES7 321-7RD00-0AB0 -FS- 6ES73217RD000AB0

SIEMENS SIMATIC 6ES5451-4UA14 SIMATIC S5 OUTPUT MODULE 6ES54514UA14

SIEMENS 6DD1640-0AC012 mo. warrantyFree UK/EU ShippingPrice Inc UK VAT

SIEMENS SinumerikSimodriveSimaticservo drive motor repair

SIEMENS One SimoDrive 6SN1130-1AA11-0BA0 Free Ship

SIEMENS SimoDrive 6SC6901-1AA00-Z _ 6SC 6901-1AA00-Z (HAS NO BOARDS)

SIEMENS CAT 87DSD6FC SIZE 1 480 VOLT FUSIBLE COMBINATION STARTER

Advantech ADAM-4019 Analog Input Module in Box

ALLEN-BRADLEY 1771-OZL Reed Relay Contact Output Module 0 To 24V

ABB ACS 600 INVERTER UNIT AC DRIVE ACS60402106000B0000901

Actus Power AC Servo Controller NPSA-2.5NN-60-E1 USPP NPSA2.5NN60E1 Pak 1-PH/3PH

6ES7408-1TA01-0XA0 Brand , Factory Sealed,

90 , 14 ROR

SIEMENS SHND69120A USPP SHND69120A

BOSCH 1070081259-102 USPP 1070081259102

BAILEY CONTROLS INNIS-01 NSFP INNIS01

MODICON AS-S911-000 NSPP ASS911000

KEYENCE CORP CV-2600 NSFP CV2600

CROSBY 2J3-JOS-15B USPP 2J3JOS15B

Siemens 6ES5 095-8MA05 OP 393 441 421 UniOP MD00R F1

Siemens 6ES5-460-4UA13 NSPP 6ES54604UA13

SIEMENS 6ES5 910-0AA21 6ES59100AA21

SIEMENS S5 6ES5 482-7LF11 6ES54827LF11

Siemens S7-300 S7-400 PC/MPI PCMPI- Version

Siemens 6ES7235-0KD20-0XA0 6ES72350KD200XA0

Siemens Simatic Panel TP170A 6AV6 545-0BA15-2AX0

Siemens 6ES5102-8MA01

HP Agilent M1082-66502 SDN Interface Card Module

XCARLINK SKU2820 Bluetooth Handsfree Module for iPod and USB Interface Adaptors

Siemens 6ES5 928-3UA21 in Box Seal Intact

Siemens Masterdrive 6SE7016-1TA84-1HF3 chassis not included

Omron C500-ID213

Schneider Modicon AS-BFAP-209 8 PT OUTPUT

Schneider Modicon AS B863 032 // ASB863032 24 VDC

Schneider Modicon AS-J478-010 NSFP ASJ478010

Schneider Modicon ADU-212/AS-BADU-212 Univ Analog in Bplane Pwr ADU212 ASBADU212

Schneider Modicon DAP216N-AS-BDAP-216N

Schneider Modicon /AS-J200-001 I/O Expander Unit UGC

SLC 500 Input Module 1746-IA16

Schneider Telemecanique XBTZ9721 Cable

SIEMENS TEXAS INSTRUMENTS 505-4908 MODULE RELAY OUTPUT 20-250VAC 24VDC

SIEMENS 5SE2316 USPP 5SE2316

SIEMENS Sinumerik 6FX1154-8BB01 Vidio Interface Module

DNSES-AA EISA 2-LINE SYNC COMMUNICATION MODULE

SIEMENS Simodrive LT Modul Int .50 A 6SN1123-1AA00-0CA0_6SN11231AA000CA0_Ver. C

SIEMENS SIMODRIVE 6SN1145-1BA01-0BA1SINUMETIK 840D NCU-BOX 6FC52476FC5356B1

ADVANTECH 16-Channel Digital Input Module ADAM-5051

Allen-Bradley 8000 EEA 905720-03 Rev E interface

ABB 2668 402-29/3 DSCA125A MASTER COMMUNICATIONS BOARD MODULE CARD 62644

accu sort axiom 400

A06B-6066-H244 FANUC DRIVES REMANUFACTURED

800' Pratt 250 250 3/0 250MCM Aluminum URD 600 Volt Triplex

SIEMENS 6AV3-627-1LK00-1AX0 USPP 6AV36271LK001AX0

ALLEN BRADLEY 8520-4S10A-BATEX4S-1-2-3-4-5-7 USPP 85204S10ABATEX4S

ALLEN BRADLEY 6180-DICEGLDBECZ USPP 6180DICEGLDBECZ

JOSLYN CLARK 5DP9-9009-11 NSPP 5DP9900911

GENERAL ELECTRIC DS3860HAIC NSFP DS3860HAIC

YASKAWA ELECTRIC JANCD-MM13B NSFP JANCDMM13B

MONITECH ML080CT8520S FNFP ML080CT8520S

Siemens 6ES5-312-5AA31 USPP 6ES53125AA31

SIEMENS 6ES5 431-8FA11 6ES54318FA11

SIEMENS S5 6ES5 464-8ME11 Analog Input Module

Siemens Expansion Rack 6ES5 701-1LA11 29904

SIEMENS 6ES7 223-1BF20-0XA0 6ES7223-1BF20-0XA0 FreeShip

Siemens OP37 6AV3 637-1ML00 Membrane Keypad

Radisys ATCA-5010 Shelf Peripheral Module

GE Kalatel KTD-3312 Paragon Interface Module 560 List

TEXAS INSTRUMENTS 500-5184 INTERFACE MODULE MODBUS

Siemens 12/24RC 6ED1052-1MD00-0BA4

Siemens EM232 6ES7232-0HB22-0XA0

Modicon PA-0547-000

Schneider Modicon PLC AS-J892-001 COMMUNICATION MODULE ASJ892001

Schneider Modicon AS-BDAU-204 Compact Analog OUT ASBDAU204

Schneider Modicon AS-C484-065 NSFP ASC484065

Schneider Modicon AS-J200-001

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

Schneider Modicon Input Part AS-B865-001

Schneider TELEMECANIQUE TSXSCP114 #2

Schneider 16-Point Input Module TSXDST1682 WARRANTY

PVDM3-192 CISCO 192-CHANNEL VOICE AND VIDEO DSP MODULE

Siemens 6ES5441-4UA12 Simatic Output Module -

SIEMENS 6DD1681-0AG2 output module 120vac/dc

Ingersoll-Rand Communication Module 3657090

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

SIEMENS Sinumerik 840C CPU Int/Face. 6FC5110-0CB01-0AA0 E Stand D

SIEMENS MOORE PRODUCTS 15853-12-1 LINK FACE BOARD NNB

ALLEN-BRADLEY PLC 5 1771-OD16 B ISOLATED 120V AC OUTPUT MODULE QUANTITY

53 Vernier Software PH-DIN BGP EKG BAR CO2 DO COL TRB-BTA RH ISE LS FLO NO3

ABB SD802F 3BDH000012R1 good in condition for industry use

A06B-0148-B184#7076 FANUC SERVO MOTORS REMANUFACTURED

700' Mobile Home Trailer 4/0 4/0 2/0 4 Direct Burial Wire Black Aluminum URD

PHOENIX CONTACT IBS-IP-500-PS-2-BS USPP IBSIP500PS2BS

ALLEN BRADLEY 1779-KFM USPP 1779KFM

ALLEN BRADLEY 1336S-C010-AA-EN-HA1-L6 USPP 1336SC010AAENHA1

GENERAL ELECTRIC DS3800HSQD1H1E USPP DS3800HSQD1H1E

TEXAS INSTRUMENTS PLC 530T-1112 NSFP 530T1112

STI OF4172BR USPP OF4172BR

EAGLE MACHINERY CPC01007 NSPP CPC01007

Siemens 6ES5 955-3LF42 6ES59553LF42

SIEMENS 6ES5 102-8MA02 6ES51028MA02

SIEMENS 6ES5-777-0BC00/6ES5777-0BC00 BUS TERMINAL XLNT

Siemens 6ES5 700-2LA11 /6ES5700-2LA11 7-SLOT RACK W/TERMINATOR XLNT

SIEMENS 6DS1222-8BA 6DS12228BA

Siemens LOGO! 230RC 6ED1 052-1FB00-0BA5 6ED10521FB000BA5

ROBOTRON 503-1-0324-17 USPP 5031032417

Telemecanique TSXDST2472

SIEMENS TI PLC 6MT33 LOGIC INTERFACE MODULE I/O S7 S5

Wago 750-460 4-CHANNEL ANALOG INPUT MODULE

Siemens 7SJ6415-5EB21-1FE0/EE

Modicon AS-S902-111

Schneider Modicon DAP216N AS-BDAP-216N INPUT MODULE 65

Schneider Modicon AEG/GOULD// AS-P464-000 MONITOR W/KEYBOARD KEY LOCK XLNT

Schneider Modicon AS-B875-111 USPP ASB875111

Schneider Modicon AS-8534-000 AS8534000 G309

Schneider Modicon MODEL AS-B804-016

Schneider Modicon AS-M84A-002 Controller Module 64-Bit WOW

Schneider Automation Inc 140 DRA 840 00 140DRA84000 Output Module Sealed

SIEMENS 505-4216 INPUT MODULE 5054216

RELIANCE ELECTRIC 57C-433 NSFP 57C433

Siemens 6FC3251-1AC-Z Sinumerik 810-T Machine Operator Interface WOW

SIEMENS Sinumerik Power Supply 6EV 3054-0DC E Stand G

PHOENIX MCR-C-UI/UI-DCI COMMUNICATION INTERFACE MODULE

SIEMENS SERVO DRIVE 6SN1113-1AB01-OBA1

SIEMENS TAPE READER 6FC3984-1FC T40 F-NR NORTRA 15299 KDTK GN17862 USMT MILL CNC

SIEMENS 24VDC DMP COMPACT INPUT MODULE 6FC5111-0CA01-0AA0

AllenBradley1791-OB16/BBlockI/OOutputModule

Allen Bradley Solid State Timer Relay 700-RTC00000U1 WARRANTY

ABB MEM86-192K + 192KRM

ZINSCO 3034215HM 300 kVa 480 240 60HZ 3P transformer

(V7) 1 GENERAL ELECTRIC 16L0076WH3 CAPACITOR V7

MODICON 140-CPU-434-12 USPP 140CPU43412

ALLEN BRADLEY 1392-A040-RA-MC USPP 1392A040RAMC

GENERAL ELECTRIC DS3815PMMA1F1B USPP DS3815PMMA1F1B

FOXBORO 220S-2F6 USPP 220S2F6

SIEMENS 6ES7-647-2CE10-1CX1 NSFP 6ES76472CE101CX1

SCHRADER BELLOWS 008-4934 NSPP 0084934

WESTINGHOUSE A201K4CA-J1 USPP A201K4CAJ1

Siemens 6ES5 535-3MA12 6ES55353MA12

Siemens DIGITAL OUTPUT SIMATIC S5 6ES5-451-8MD11

SIEMENS 6ES5-454-7LA11 MODULE 6ES54547LA11

Siemens 6ES5 391-5AA13 Operating Control Panel 11207

Siemens S5 Memory SubModule 6ES5 372-0AA61 NIB

Siemens Controller RDE10.1 NIB

Shuttle X50V3 15.6" Atom D2700 GMA3650 DDR3-1600 Gigabit All-In-One System

Square D 8030 HOM-222

Ser.A

WE SHIP SAME WS-CAC-3000W CISCO CAT. 6500 SER. 3000W AC POWER SUPPLY

Siemens 6FC5510-0BA00-0AA0 + 6FC5511-0CA00-0AA0

Siemens TP177 6AV6 640-0CA11-0AX1 Touch Glass + Film

Schneider Modicon Square D AS42CM-T PowerLink Control Modules

Schneider Modicon AS-BFRQ-254C TESTED Freq IN ASBFRQ254C

Schneider Modicon AS-B802-008 USPP ASB802008

Schneider Modicon Groupe AS-BDEP-210 ASBDEP210

Schneider Modicon AS-J812-000

Schneider Modicon AS-B872-100 Analog Current Output Module H11 817

SchneiderTSXDSY16T2Premium24VDCSourceOutputModule

SIEMENS 6ES7-138-4FA04-0AB0 6ES71384FA040AB0 DIGITAL INPUT MODULE

Schneider 140CPU43412U 140 CPU 434 12U TSX Quantum Processor 2xMB 1xMB