描述
CUTLER HAMMER-87-01368-01
目前计算机控制系统已经基本上实现开放,主要归功于DCS的操作站和控制器都采用以PC机为基础的硬件结构。操作站的操作系统采用Windows NT/2000,用户希望能制订一套像IEC 61131那样的编程标准。因为控制器的编程环境如具备IEC 61131标准,能给用户在控制器组态方面提供很大方便。
对于DCS来说,除操作系统以外,在系统中所用软件可分为3大部分:(1)标签数据库:包括读取系统的输入和输出、控制回路,数据库功能的扩展,OPC数据的通信;(2)显示:包括显示动态流程图、趋势、报警;(3)控制器组态平台:这部分被称为工程师站软件,目前已经有IEC 61131标准。
标签数据库和显示软件安装在人机界面中。现在各家软件公司对标签的定义是自己规定的,显示的部件和标签数据库及属性的描述也是各家自己定义的,所以给用户造成极大不便,用户要花费很多时间来掌握这些组态技巧,学习繁琐的工具手段,而不是把时间用在该用的地方,去进行优化控制。
在用户系统升级时,操作站的各项工作都要重来,如作图、文本,没有继承性可言,每次都要重作。如在更换系统时,也是重新作图,即使只更换操作站,其工作量也很大。其实,控制系统更换了,现场的被控对象并没有变化,阀门还是阀门,变送器还是变送器,管道还是管道。总的来说,被控对象是不变的,只不过各个系统的监控软件对它们的描述改变了。即便是新建的项目,用的变送器、阀门也是一样的,只要对它们的描述规定了,老的基建项目有部分图形在新项目中还是可以用的。即使是部分继承,也能节省许多人力。另外,浪费更大的还是在新老人员交接的时侯,新人都要重新学习一遍,经过几年以后才能走向正规。如果老技术人员是在一个标准的环境下工作,他们的工作很容易传给新一代的技术人员,而不必在低水平上重复。
需要制订标准的另外一个原因是,由于DCS、PLC要与企业局域网相联,如果现在有几十种监控软件,相互之间需要转换,编写转换软件需要有上百个。因为现在的软件是“所见即所得”的,它带来了很大麻烦。这种软件对于转换来说,它不是表意的。如果我们采用XML(Extensible Markup Language)方法,它使得开发人员能够创建以逻辑内容而不是以格式为基础的标记结构。这将使人和计算机能够更容易地在文档内搜索具体的基于内容的信息,而不是仅仅搜索一个页面的文本。采用XML方法,可以作到部分表意。因此,就不需要编写那么多软件。
产品承诺:
保 证 全新原装进口,
保 证 安全准时发货,
保 证售后服务质量,
优势价格,大量现货。
主营DCS系统配件
机器人系统配件
大型伺服系统配件
品牌:ABB ,AB ,GE,FOXBORO,本特利,英维思,伍德沃德,西屋,瑞恩,施耐德,西门子,摩托罗拉,安川。力士乐。ACSO,横河等进口品牌。Triconex Siemens Yaskawa ABB GE Ovation AB Foxboro Motorola Schneider XYCOM KUKA
One-day shipping available
Tascam M50 Mixing Console
12 X 8 X 2 House, Recording or Broadcast Console
Enlarge
TASCAM 388 STUDIO 8 BY TEAC
Tascam DA-38
Tascam CD-D4000 MK II CD Duplicator
Tascam DP-008 Recording Package
Free Shipping on ALL! music123 Orders!
TASCAM M1600 Analog Mixer, Excellent Condition!!!
New CAD Trion 8000 Condenser Mic + Tascam US800 US-800
Tascam CD200I High-Quality CD Player w/iPod Connection
TASCAM IF-FW/DM mkII (96k FireWire card for DM)
TASCAM POCKETSTUDIO 5
TASCAM BB-800 SD Card Recorder with XLR, Built-in 10W S
Tascam FW-1082 DAW FW1082 Great Shape
Tascam SS-R1 Solid State Rack Recorder w/4 Gig Mem Card
Tascam DP-02 Digital Portastudio DP02 Interface **NEW**
Tascam US-1641 16-in, 4-out USB 2.0 Audio Interface
Tascam CD-01U Rackmount CD Player, Unbalanced Outputs
One-day shipping available
TASCAM IF-AN/DM FOR THE DM-24 OR SX-1 NEW
One-day shipping available
2000’s DA-P1-Tascam
TASCAM IF-AN/DM IFANDM FOR THE DM-24 SX-1 NEW
One-day shipping available
TASCAM IF-FW/DM MKII INTERFACE FOR DM-3200 DM-4800 NEW
One-day shipping available
TASCAM IF-FW/DM MKII INTERFACE FOR DM3200 DM4800 NEW
One-day shipping available
TASCAM IF-FW/DM MKII INTERFACE FOR DM-3200 DM-4800 NEW
One-day shipping available
TASCAM DR-100 Portable Digital Recorder
Free Shipping on ALL! music123 Orders!
TASCAM US-2000 US2000 USB Audio Computer Interface
One-day shipping available
TASCAM SS-R05 SOLID STATE CD STEREO AUDIO RECORDER NEW
One-day shipping available
Tascam CD RW900SL CDRW900SL 24Bit CD Recorder w/Remote
Auth Dealer | Warranty | 100%+ Feedback | Fast Shipping
Tascam CDRW900SL, CDRW-900SL CD Recorder – New
TASCAM SS-R05 SSR05 SOLID STATE AUDIO RECORDER NEW
One-day shipping available
Tascam USB 2.0 16×4 Audio/MIDI Computer Interface
New Tascam US-2000 USB 2.0 Pro Audio Computer Interface
One-day shipping available
TASCAM IF-AE8HR AES/EBU DIGITAL FORMAT CONVERTER
Tascam LM8ST Rackmount Line Mixer
Tascam RC601 Remote Control Unit for CD601
Tascam 38, 8 Channel Recorder Reproducer, Vintage 80s
Tascam MX-80, 8 Channel Mic/Line Preamp/Mixer 80s Rack
Tascam US-2000 USB 2.0 Audio Interface.Brand New US2000
TASCAM CD-RW900SL CD RW900 SL CDRW900SL CDRW900 SL 900
Tascam 8 Channel Unbalanced to Balanced Line Amplifier
Tascam M-164FX Analog Mixer 16 Channel 16 Presets
Tascam BB1000CD PORTABLE CD SD RECORDER
Free Shipping on ALL! music123 Orders!
New CAD Trion 8000 Condenser Mic + Tascam US600 US-600
Tascam DP02 DP-02 8-Track Digital Recorder CD Burner
Authorized Dealer*Full Warranty* NEW * Fast Shipping!!
One-day shipping available
Enlarge
TASCAM DR100 DR 100 Portable Digital Audio Recorder NEW
Authorized Dealer*full Warranty* NEW * Fast Shipping!!
One-day shipping available
Enlarge
Tascam LM8ST Rackmount Line Mixer
Tascam CD-RW900 CDRW900 RW 900 MP3 CD Recorder
Expedited shipping available
TASCAM DR-100 Portable Digital recorder 4 mics. NEW!
TASCAM CD-200 Prof. Single Cd Player Rack-mountable NEW
TASCAM TASCAM DP-02 DIGITAL PORTASTUDIO
Free Shipping on ALL! music123 Orders!
TASCAM DP-02 DP02 DIGITAL PORTASTUDIO RECORDER NEW
One-day shipping available
Teac Tascam 112R Professional 3 Heads Cassette Deck
Expedited shipping available
TASCAM DP-02 DP02 8 TRACK RECORDER CD BURNER NEW
One-day shipping available
Tascam CD-RW900SL
Enlarge
Tascam DA-40 DAT Recorder
Tascam MX-80, 8 Channel Mic/Line Preamp/Mixer 80s Rack
TASCAM DA-30 mkII DAT recorder
Tascam LA-40 LA40 Low Impedance Adaptor Rack Mountable
Tascam LA-40 LA40 Low Impedance Adaptor
TASCAM DP-02 Digital Portastudio 8 Track Recorder *NEW*
Authorized Dealer*Full Warranty* NEW * Fast Shipping!!
One-day shipping available
Enlarge
TASCAM BB-1000CD BB1000CD PORTABLE CD/SD RECORDER NEW
One-day shipping available
TASCAM BB-1000CD BB-1000-CD PORTABLE CD/SD RECORDER NEW
One-day shipping available
Tascam 202MK5 Dual Cassette Deck 202MK5
One-day shipping available
TASCAM DP-02 Digital Portastudio 8 Track Recorder DP02
Authorized Dealer*Full Warranty * Fast Shipping!!
One-day shipping available
Enlarge
TASCAM DP-02 DP02 8 Track Recorder CD Burner NEW!!
One-day shipping available
Tascam DR100 Portable Recorder Hardshell Case 8GB SD
Authorized Dealer * Full Warranty* NEW * Fast Shipping
One-day shipping available
Enlarge
Tascam DR-100 Recorder Mobile Digital
One-day shipping available
BRAND NEW Tascam CD-200 CD Player
Tascam DA-P1 Audio Recorder (Reduced!)
Tascam DA-98 8 Track Audio Recorder/Player
Tascam DA-98 8 Track Audio Recorder/Player
Tascam CD200I Rackmount Cd Player W/ pod Dock
Tascam LA40MKII 4 Chan. Rack Mount Line Amp
Tascam CD355 Rack Mountable 5-Disc CD Changer with Remo
One-day shipping available
TASCAM FW-1082
Tascam DA-P1
TASCAM 688 MIDISTUDIO
Tascam US-1641 16 Inputs Computer Interface USB 2.0 NEW
Tascam GA-40 Quad Sync Noise Gate, 4 Channels, Rack
Tascam M-1B, 8 Channel Line Mixer, Vintage 80s Rack
Tascam MU-8824 Meter Unit
Tascam 112R MKII Pro 3 Head Cassette Player
Expedited shipping available
VINTAGE TEAC TASCAM 32-2 REEL TO REEL TAPE RECORDER
New Blue SPARK Condenser Mic + Tascam US-800 Interface
Tascam Stuio2Go All-In-One Recording Pack
Tascam CD-200i CD Player with Ipod Dock
TASCAM M-164FX 16-Input Mixer with Effects
Free Shipping on ALL! music123 Orders!
Tascam MD-350 Professional Mini Disc Recorder/Player
Tascam DP-02 Digital Portastudio
Enlarge
Tascam M164FX 16 Channel Mixer with Effects
TASCAM 202MKV Professional Dual Cassette Decks. 202-MKV
TASCAM GT-R1 PORTABLE GUITAR BASS RECORDER
Free Shipping on ALL! music123 Orders!
TASCAM CD-355 Five Disc Professional CD Changer cd355
Tascam 202MkIII Double Auto Reverse Cassette Deck
TASCAM DR-1 DR1 FIELD PACK RECORDING PACKAGE NEW
One-day shipping available
Olympus LS-11 Digital Recorder Tascam TMST Microphone
Authorized Dealer*Full Warranty*NEW* Ships Fast!!!
One-day shipping available
Enlarge
TASCAM CD-355 Five-disc Carousel CD Player
Free Shipping on ALL! music123 Orders!
Tascam CD200I CD Player with iPod Dock
One-day shipping available
Tascam IFAD24-DISPLAY 24 channel ADAT I/O for MX2424
Tascam LA40MKII 4 Chan. Rack Mount Line Amp
Tascam DR100 Digital Recorder w Carrying Case DR 100
Authorized Dealer * Full Warranty* NEW * Fast Shipping
One-day shipping available
New CAD Trion 8000 Condenser Mic + Tascam US200 US-200
Tascam 112 MKII Studio Cassette Recorder
Tascam CD355 3U FIVE-DISC CD PLAYER
TASCAM BB-800 SD Card Recorder. Brand New in Box BB800
Tascam DVDMX2-BSTOCK DVD-RAM External Hard Drive
Tascam DVDMX2-DEMO DVD-RAM External Hard Drive
Tascam US1641 USB Audio Interface US 1641 Package
Authorized Dealer * Warranty * Fast Shipping!!
One-day shipping available
Enlarge
New Blue SPARK Condenser Mic + Tascam US-600 Interface
Tascam 133-B Stereo Cassette Recorder
Tascam-DR100 Portable Digital Audio Recorder
Authorized Dealer * Full Warranty* NEW * Fast Shipping
One-day shipping available
Enlarge
Tascam DR-2D Handheld Portable Digital Recorder New
TASCAM DR100 DR 100 Portable Digital Audio Recorder NEW
Authorized Dealer*Full Warranty*NEW With SKB CASE!!
One-day shipping available
Enlarge
Tascam DA-88 Digital Multi-Track Recorder w/ SY-88 Card
Tascam RC-898 DTRS Controller for DA-88 DA-38 RC898
Tascam DA-98 Audio Processor Multi Track Recorder
Tascam DR-100 DR100 Portable Digital Audio Recorder
One-day shipping available
Tascam DP-02- Multi-Track Recorder~WARRANTY!~
One-day shipping available
1980’s 112 MKII Recorder-Tascam
TASCAM CD200 CD-200 PRO RACKMOUNT CD PLAYER NEW
One-day shipping available
TASCAM 5 CD PLAYER CD355
TASCAM DR100 Field Recording Bundled DR-100 Digital NEW
Authorized Dealer * Full Warranty* NEW * Fast Shipping
One-day shipping available
Enlarge
Tascam LM8ST Line Mixer 1RU 8-Stereo in LM8ST
One-day shipping available
Tascam CD-355 5-DISC CD Changer – NEW
Tascam 112R 3 Head Cassette Deck
Expedited shipping available
Tascam DP-02- Multi-Track Recorder~WARRANTY!~
One-day shipping available
Tascam CD 355 Professional Rackmount 5 Disc CD Player
5 Disc Capacity! Full Warranty! NEW IN THE BOX!
Enlarge
TASCAM 2600 MKII ANALOG MIXING CONSOLE
Tascam BB800 BB-800 SD Recorder
Tascam CD-RW5000 Rackmount CD Recorder New w. Box
Tascam CD-A700 Rackmount CD/Cassette New w. Box
Tascam DP-004 Portable 4-Track Digital Multi Recorder
TASCAM DR-100_ Digital Recorder ~NEW~Free Power Supply~
One-day shipping available
TASCAM CD200I CD Player w/Built-in IPOD Dock CD-200i
AUTHORIZED DEALER! FULL WARRANTY! FREE SHIPPING!
Expedited shipping available
NEW TASCAM 8-Track Digital Portastudio 788 porta studio
Tascam FW-1084
Tascam DP-02 Digital Recording Interface
TASCAM DR-100 – Handheld 24-Bit SD Recorder
Tascam DR-100 DR100 Portable Digital Audio Recorder NEW
Authorized Dealer * Full Warranty* NEW * Fast Shipping
One-day shipping available
Enlarge
Tascam CD200i CD 200i Rackmount CD Player w/ IPOD Dock
Tascam BB-800 SD RECORDER
Free Shipping on ALL! music123 Orders!
Tascam DR100 Digital Portable Field Recorder DR-100 NEW
Authorized Dealer * Full Warranty* NEW * Fast Shipping
One-day shipping available
Enlarge
TASCAM FW1884 FIREWIRE DAW AUDIO/MIDI INTERFACE
TASCAM CD-A700 CD/Cassette Recorder CDA700 CD A700
Enlarge
Tascam M-2516 16X8 Studio or Live Sound Mixer & Case
TASCAM PS-24 Power Supply (Used With MSR-24 Recorder)
Expedited shipping available
Tascam CDRW 700
TASCAM TASCAM DP-02 DIGITAL PORTASTUDIO
Owners Manual- PowerCord- Built In 40GB HD
*NEW* Tascam DP-008 Digital 8 Track Recorder – DP008
NEW TASCAM DP-008 8 TRACK PORTABLE SUDIO RECORDER [4588
Expedited shipping available
NEW TASCAM US 1641 USB 2.0 Audio/MIDI Computer Intrface
Auth TASCAM dealer w/full USA wrnty FREE USA 48 SHPG!!!
Tascam 122 MKII Professional Studio Cassettes Deck Dolb
Tascam M-164 16 Channel Analog Mixer
Tascam DP-02 Digital Portastudio
One-day shipping available
Tascam 488 Recorder
Tascam M2516 16 channel mixing console!!!!
Tascam CD-A500 Dual Professional Cassette Deck w Remote
TASCAM US-1800 US1800 USB 2.0 AUDIO INTERFACE NEW
One-day shipping available
Tascam US-1800 USB 2.0 Audio Interface.Brand New US1800
Tascam GTR-1 Phrase Trainer
Tascam DP-008 Professional Digital Portable Studio. NEW
TASCAM DP-008 (8-Trk Digital Portastudio)
TASCAM PROFESSIONAL CASSETTE DECK 122 MK II / PARTS
Tascam DP-004 M-Audio Studio Pro Recording Package
TASCAM Teac Corp. DA-30 DA30 MKII DAT Master Recorder
TASCAM DP-008 8 TRACK PORTASTUDIO DIGITAL RECORDER
Tascam DA-98 8 Ch Pro Digital Recorder/Reproducer O
Tascam DA-P1 Portable Recorder DAP1 DAT W Mic Preamps
Tascam IF-AD24 ADAT Optical I/O for MX2424
Tascam DP-008 Portable PORTASTUDIO Multitrack Recorder