2016/1/8 10:47:17 来源: 福州鸿飞达自动化科技有限公司
BCN23215150
BCN23215150
BCN23215150
DCS的通讯网络
1、发展历程
随着计算机技术、网络技术和控制技术的不断发展,DCS自20世纪70年代问世以来,先后经历了四个发展时期,具体划分为:
(1)1975—1980 初创期。此时的DCS通讯系统只是一种初级局部网络,全系统由一个通讯指挥器指挥,对各单元的访问是轮流询问方式。如TDC-2000、MOD-3等。
(2)1980—1985 成熟期。采用局域网络,由主从式星型网络转变成对等式的总线网络通信或环网通信,扩大了通信范围,提高了传输速率。如TDC-3000、MOD-300等。
(3)1985—1990 扩展期。在局域网络方面采用国际标准组织ISO的OSI开放系统互联的参考模型,使符合开放系统的各制造厂的产品可以互连,互通信以及进行数据交换,第三方软件以可以应用。改变了过去DCS各厂自成系统的封闭结构,DCS由原来的仅能应用发展到不仅能应用而且能开发。TDC-3000(带UCN网)Centum XL等。
(4)90年代以后,网络开放期。采用符合国际标准的通信协议和规程,即IEE802(以太网)、IEE802.4(令牌总线)、EEFDDI(光纤分布数据界面)、TCP/IP(传输控制协议/互联协议)或MAP(制造自动化协议)等,使不同厂家型号、不同操作系统的计算机可共存一个网络标准,达到产品互换、资源共享的目的。如Centum CS-3000、Advant-500等。
【公 司】: 福州鸿飞达自动化科技有限公司
【主 营】: AB(罗克韦尔)PLC全系列、ABB机器人系统备件、施耐德140/TSX、西门子6SN/6FC、伺服系统全套等
【价 格】: 电议
【发布人】: 程先生
【电 话】: 13625073704
【所在地】: 福建 - 福州
【坐 机】: 0591-83532940
【Q Q】: 2851617309
【传 真】: 0591-88263940
【邮 箱】: 2851617309@qq.com
WS-C3850-24P-L Cisco Catalyst 3850 Switch 24 PortPoE LAN Base
Cisco Catalyst 3750 Series WS-C3750-48PS-E 48-port Network Swi
Cisco Catalyst WS-C3750-48TS-S Stack Wise Switch NEU
Cisco Catalyst 6500 WS-C6509-E w/ WS-SUP720 WS-CAC-3000W
Cisco Catalyst WS-CE500-24TT Express 500 VLAN Switch
Cisco Catalyst 3750 Series WS-C3750G-24T-S V07 24-Port Gigabit
Cisco WS-C3560G-24TS-S 24-Port GbE Catalyst Switch
Cisco WS-C3560-48PS-S - Catalyst 3560 48-Ports External Switch
Cisco WS-C2960-48PST-S Catalyst Switch
Cisco Catalyst Express (WS-CE500-24LC) 24-Ports External Switch
Cisco Catalyst WS-C2950C-24 Managed 24 Port Switch
Cisco Catalyst WS-CE500-24PC 24 port POE switch QTY **Warrant
CISCO Catalyst WS-C3750V2-24TS-S Switch - NEW SEALED!
Cisco Catalyst WS-C2950-24 24-Port 10/100 Ethernet Network Swi
Cisco Catalyst 2900 Series 24 Port Switch, WS-C2960S-24TS-S
Cisco Catalyst WS-C3560-24PS-S 3560 24-Port V06 PoE Switch
CISCO WS-C6509-E-FAN Catalyst 6509-E Chassis Fan Tray
Cisco Catalyst WS-C3560-48TS-S Managed Switch 48 Ports
Cisco Catalyst 2960XR-24TD-I
- Manageable WS-C2960XR-
Cisco Catalyst 3750 WS-C3750-24PS-S 24-Port PoE Ethernet Netwo
Cisco WS-C3750-24PS-S 24 Port IP Base Image Catalyst PoE Sw
Cisco WS-C2960+24LC-L Catalyst 24 Port Switch
Cisco CATALYST 2950 WS-C2950SX-48-SI 48-PORT (F6)
CISCO WS-C2960S-48LPD-L Catalyst
CISCO CATALYST 3550 SERIES ETHERNET SWITCH WS-C3550-12G
Cisco Catalyst WS-C3550-48-EMI Image WS-C3550-48-SMI INE ~SAME
Cisco CATALYST 2950 WS-C2950SX-48-SI 48-PORT (N14)
CISCO WS-C4948-S Cisco Catalyst 4948 PWR-C49-300AC
Cisco Catalyst Express 520-24PC 24 Port PoE Fast Ethernet Ne
Cisco Catalyst (WSC2950G12EIRF) 12-Ports Rack-Mountable Switch
Cisco Catalyst WS-C3560G-48TS-S All 48-Ports Gigabit (Open Box)
CISCO CATALYST 3560G 48 PORT 48TS-E SWITCH WS-C3560G-48TS-E
CISCO WS-C3750G-24T-S CISCO Catalyst 3750G Series 24 Port Swi
Cisco Catalyst WS-C3550-12T 3550 12 x GIGABIT L3 Switch
CISCO WS-C3560-24PS-S CATALYST 24 10/100/+2SFP PoE
CISCO CATALYST WS-C3750-48PS-S 48-PORT ETHERNET SWITCH 3750 SE
Cisco Catalyst WS-C2950G-12-EI Managed Switch 12 Ports
Cisco WS-CE520-8PC-K9 Catalyst Express 520 Switch CE520 K9 CC
CISCO Catalyst WS-C2802 2800 Series 25 port Network Switch -
WS-C3560-24PS-S Cisco Catalyst 3560 Series PoE 24 port 10/10
Cisco WS-C3524-XL-A CATALYST 3500XL Series 24 Port 10/100 Et
Cisco Catalyst 6500 Series Three Slot Chassis, WS-C6503
Cisco Catalyst 2960 Series WS-C2960-24TT-L V03 24-Port Network
HAS01.1-125-072-MN R911315182
R-IL PB BK DP/V1 R911308486 《鸿飞达惠价速销》
R-IB IL INC-IN-PAC R911308491
R-IB IL AI 8/SF-PAC R911308493
HAS01.1-075-072-MN R911306619
HAS01.1-050-072-MN R911306620
HAS01.1-100-072-MN R911306621
HAS01.1-150-072-MN R911306622 《鸿飞达惠价速销》
HAS01.1-200-072-MN R911306624
HAS01.1-250-072-MN R911306625
VAK11.2F-EN-P-NNNN R911308885
HAS01.1-150-NNN-MN R911306629
HAS01.1-250-NNN-MN R911306631
HAS01.1-350-NNN-MN R911306632
HAS01.1-125-NNN-CN R911306665
HAS01.1-225-NNN-CN R911306667 《鸿飞达惠价速销》
HAS02.1-004-NNN-NN R911306720
HAS02.1-005-NNN-NN R911306721
HAS02.1-001-NNN-NN R911306330
HAS02.1-003-NNN-NN R911306331
HAS01.1-065-NNN-CN R911306007 《鸿飞达惠价速销》
HAS01.1-105-NNN-CN R911306008
HAS02.1-002-NNN-NN R911306106
R-IB IL CML S01-PLSET R911299856
R-ILB PB 24 DI16 DO16 R911307402
VDP16.2BKN-G4-PS-NN R911309425
VDP40.2BIN-G4-PS-NN R911309426
HAS05.1-001-NNN-NN R911309814
HLC01.1D-05M0-A-007-NNNN R911308869 《鸿飞达惠价速销》
HLC01.1C-01M0-A-007-NNNN R911308871
HCS03.1E-W0210-A-05-NNBV R911308415
HCS03.1E-W0070-A-05-NNNV R911308416
HCS03.1E-W0070-A-05-NNBV R911308417
HCS03.1E-W0100-A-05-NNBV R911308419
HCS03.1E-W0150-A-05-NNBV R911308421
HCS02.X-W0054-A-03-NNNN R911299336 《鸿飞达惠价速销》
HCS02.1E-W0054-A-03-NNNV R911299522
HMD01.1N-W0012-A-07-NNNN R911306439
CML20.1-NP-120-NA-NNNN-NW R911306455
HLR01.1N-0300-N17R5-A-007-NNNN R911305931
HLR01.1N-0470-N11R7-A-007-NNNN R911305932
HLR01.1N-0780-N07R0-A-007-NNNN R911305933
CSB01.1C-PB-ENS-EN2-NN-S-NN-FW R911305498 《鸿飞达惠价速销》
CSB01.1C-SE-ENS-EN1-NN-S-NN-FW R911305499
CSB01.1C-SE-ENS-EN2-NN-S-NN-FW R911305500
MSK040C-0600-NN-S1-UG1-NNNN R911305626
MSK070C-0450-NN-S1-UG0-NNNN R911299750 《鸿飞达惠价速销》
HLB01.1C-01K0-N06R0-A-007-NNNN R911299878
CSB01.1N-AN-ENS-NNN-NN-S-NN-FW R911305274
CSB01.1N-PB-ENS-NNN-NN-S-NN-FW R911305275
CSB01.1N-SE-ENS-NNN-NN-S-NN-FW R911305276
CSB01.1C-SE-ENS-NNN-NN-S-NN-FW R911305277
CSB01.1C-PB-ENS-NNN-NN-S-NN-FW R911305278
CSH01.1C-PB-ENS-NNN-NNN-NN-S-NN-FW R911306128
VSP40.1DEE-512NN-C1C-AN-NN-FW R911306205 《鸿飞达惠价速销》
VSP40.1BIE-512NN-C1C-AN-NN-FW R911306206
HNF01.1A-F240-R0094-A-480-NNNN R911306295
MSK030C-0900-NN-S1-UG0-NNNN R911308679
FWA-CML40-IL-02VRS-D0-0008 R911309170 《鸿飞达惠价速销》
MODICON C480 PC BOARD CPU CARD REV. D
Schneider Modicon TSX Quantum 140ACI0300 Analog Input Module 140 ACI 030 00
MODICON STAND ALONE MODEM AS-J478-010《鸿飞达全球超低价延续中》
MODICON B565 INPUT MODULE 24VAC
Modicon TSX Quantum 140DAI54000 Input Module 140 DAI 540 00
Modicon Quantum 140CPS11420 Power Supply (AS-IS) 《鸿飞达全球超低价延续中》
Modicon TSXPSY5500 Power Supply
140NOM21200 Modicon NEW SEALED Netwk Opt 140-NOM-212-00
140DAI55300 Used Excellent Condition Modicon Quantum AC IN 140-DAI-553-00
170ADM35010 NEW Modicon Momen I/O BASE 170-ADM-350-10
MODICON 140-DAI-540-00 / 140DAI54000 INPUT SIMULATOR《鸿飞达全球超低价延续中》
140DRA84000 Used Excellent Guaranteed Modicon Relay OUT 140-DRA-840-00
690MCB10000 NEW Modicon Breakout Module 690-MCB-100-00
170FNT11001 NEW Modicon Momentum Fipio 170-FNT-110-01《鸿飞达全球超低价延续中》
Modicon TSX Quantum 140ACO02000 Analog Out Module 140 ACO 020 00
MODICON LEVEL-3 16K 3CARD CHASSIS 584 AS-584A-002
MODICON LEVEL-3 16K 3CARD CHASSIS 584 AS-584A-320《鸿飞达全球超低价延续中》
MODICON LEVEL-3 16K 3CARD CHASSIS 584 AS-584A-340
MODICON LEVEL-3 16K 3CARD CHASSIS 584 AS-584A-351
140CFE03200 NEW Modicon Cablefast 140-CFE-032-00《鸿飞达全球超低价延续中》
MODICON 115VAC OUTPUT MODULE B230 501
MODICON 24VDC OUTPUT MODULE B232 501《鸿飞达全球超低价延续中》
MODICON MEMORY MODULE PROM/PCB ASSEMBLY AS-506P-F16
MODICON REMOTE IO SUSTEM EXPANDER AS-J200-001
140CFE03200 NEW SEALED Modicon Cablefast 140-CFE-032-00《鸿飞达全球超低价延续中》
TSXDEY16A4 NEW Modicon Premium Digital IN TSX DEY 16A4
140CFC03200 NEW SEALED Modicon Cablefast 140-CFC-032-00
MODICON 140-DRA-840-00 / 140DRA84000 OUTPUT MODULE 16PT
Modicon Quantum M# 140CPU11303 Sealed ~NIB SURPLUS~《鸿飞达全球超低价延续中》
Modicon Quantum M# 140CPU11303 ~USED SURPLUS~
Modicon TSX MOMENTUM M# 170ADO35000 Sealed ~NIB SUR
140CFC03200 NEW Open Modicon Cablefast 140-CFC-032-00《鸿飞达全球超低价延续中》
Modicon TSX COMPACT M# PC-E984-285 Sealed ~NIB Sur.~
Modicon TSX COMPACT M# AS-BDAU-202 Sealed ~NIB SUR《鸿飞达全球超低价延续中》
MOMENTUM M# 171CCS70010 Sealed ~NIB SUR MOMENTUM M# 170INT11000 Sealed ~NIB SURMOMENTUM
70ADM35011 Sealed ~NIB SUR~《鸿飞达全球超低价延续中》
MOMENTUM M# 170ADM37010 ~NIB Sur.~
Modicon Quantum M# 140DAO84210 ~REPAIRED SURPLUS~
Modicon AS-B846-001/ASB846001 Multiplexor《鸿飞达全球超低价延续中》
Modicon TSXSAY100
Modicon TSXETY110
Modicon TSXDSY08R4D《鸿飞达全球超低价延续中》
Modicon TSXDEY64D2K
Modicon TSXDEY16A4《鸿飞达全球超低价延续中》
110CPU61203 USED TESTED Modicon Micro 110-CPU-612-03
Modicon 990MCO00015/990MC000015/990MCOOOO15