6SC9811-4DA04

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描述

6SC9811-4DA04

在工业自动化控制系统中,最为常见的是PLC和变频器的组合应用,并且产生了多种多样的PLC控制变频器的方法,其中采用RS-485通讯方式实施控制的方案得到广泛的应用:因为它抗干扰能力强、传输速率高、传输距离远且造价低廉。但是,RS-485的通讯必须解决数据编码、求取校验和、成帧、发送数据、接收数据的奇偶校验、超时处理和出错重发等一系列技术问题,一条简单的变频器操作指令,有时要编写数十条PLC梯形图指令才能实现,编程工作量大而且繁琐,令设计者望而生畏。本文介绍一种非常简便的三菱FX系列PLC通讯方式控制变频器的方法:它只需在PLC主机上安装一块RS-485通讯板或挂接一块RS-485通讯模块; 在PLC的面板下嵌入一块造价仅仅数百元的“功能扩展存储盒”,编写4条极其简单的PLC梯形图指令,即可实现8台变频器参数的读取、写入、各种运行的监视和控制,通讯距离可达50m或500m。这种方法非常简捷便利,极易掌握。本文以三菱产品为范例,将这种“采用扩展存储器通讯控制变频器”的简便方法作一简单介绍。PLC(MR型或MT型)的输出点、COM点直接与变频器的STF(正转启动)、RH(高速)、RM(中速)、RL(低速)、输入端SG等端口分别相连。PLC可以通过程序控制变频器的启动、停止、复位; 也可以控制变频器高速、中速、低速端子的不同组合实现多段速度运行。但是,因为它是采用开关量来实施控制的,其调速曲线不是一条连续平滑的曲线,也无法实现精细的速度调节。这种开关量控制方法,其调速精度无法与采用扩展存储器通讯控制的相比。1台PLC和不多于8台变频器组成的交流变频传动系统是常见的小型工业自动化系统,广泛地应用在小型造纸生产线、单面瓦楞纸板机械、塑料薄膜生产线、印染煮漂机械、活套式金属拉丝机等各个工业领域。采用简便控制方法,可以使工程方案拥有通讯控制的诸多优势,又可省却RS-485数据通讯中的诸多繁杂计算,使工程质量和工作效率得到极大的提高。但是,这种简便方法也有其缺陷:它只能控制变频器而不能控制其它器件;此外,控制变频器的数量也受到了限制。

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SCIENTIFIC ATLANTA QUANTUM RF V9521796RMF

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NIKON PW-NO 4S001-117 DENSEI-LAMBDA PZJ-002 FR-4 P.S

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SPECTRUM 600-90072 260-00698 R110 BOARD

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MIZAR 7710 VIDEO Board 7710-00011-01 REV-W

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Intel IXM5414E Blade Server 4-Ports 1000B-T C56082-012

Intel IXM5414E Blade Server 4-Ports 1000B-T C56082-011

Artesyn PCBA, BAJASPAN, E1, 1-860MH, 66MHZ CPCI

NEXTRAL DC90 DC 90

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RADVISION viaIP100 gw-p10/Mv VIAIP-100

Bird 4025 Directional Power Sensor 3w-10kw 100-2500khz

SONY DXC-950P 3CCD COLOR VIDEO CAMERA

Foundry Fastiron Workgroup FWSX424 Switch 24 GE 4xSFP

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DA PS 3-2 DXP 2491 LENS

ATRICA AT20017 FAST ETHERNET ACCESS MODULE

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YASKAWA XtraDrive Model XD-08-MS V2.91 200-230V 50/60Hz

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FLUKE 672 Ethernet LANmeter Network Analyzer

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HUAWEI QUIDWAY S3026G SWITCH 24 PORT+ 2x GBIC S3000 NEW

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PowerDsine 3524 PoE ETHERNET MIDSPAN PD-3524/AC NEW

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Ascor VXI 3000-47 Dual Switch Matrix Module

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GEC Alsthom Parvex CMS2 AP 225V01 SR6617B LD640EJ

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DATACUBE MAX VIDEO 20 260-0599 VME BOARD 080-0599-03

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GRANVILLE-PHILL​IPS 316 VACUUM GAUGE CONTROLLER VGC

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MATROX Gen/pro 925-0101 GPG4N/500/128/2 PCI

National Instruments VXI-MXI2 Single-Slot Extender

PROTEST INC. 500M-1K-R MODULE

RACAL INSTRUMENTS VXI 7064A MODULE

FUJI ELECTRIC FVR E9S INVERTER FVRO 75E9S-2

CONTROL TECHNIQUES 075U2C300VBCAA0​75140 AC SERVOMOTOR

ORBOTECH SCHUH MOTOR CONTROLLER CARD V2.0

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TOLLGRADE DIGITEST DWU WRAC MODULE 900-0229-000004

PowerDsine 7012G Power over Ethernet Midspan PD-7012G

DALSA CORECO PC-CAMLINK LNK4481 PCCAMLINK

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CREO LEAF U610S30202 MODULE

Lambda UP10-20 Multimeter

Yaskawa Legend 04 Servo Drive SGDG-04GT NEW

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ALVARION BMAX 4M-AU-4CH 700201 4M AU 4CH

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NORTEL NTN401AA Quad OC-3 LR

NIKON 4S001-086 POWER SUPPLY BLADE

TDK 2EA00E182C POWER BLADE MSE 1 82J NIKON 4S001-081

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SPECTRA SATELLITE RESIDUAL GAS ANALYZER

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D.O.R.C. DORC LIGHT SOURCE SYSTEM TYPE LS

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RAD LA-140 ATM INTEGRATED ACCESS DEVICE W/ SHDSL

RAD LA-140 ATM INTEGRATED ACCESS DEVICE

HP PC BLADE SWITCH 142354410000 PCA 410400-001

Natural MicroSystems NMS P/N 5376 QUAD PCI CARD REV 7

BALDOR VECTOR DRIVE VE0837A01 230V 30 DAY WARRANTY

CONTROL TECHNIQUES COMMANDER SE 23400220 SE3.5 2.2KW

NOKIA TBUF C71700 BLADE 75-71700-02

CREO FusionXD 503-00290A-D PCI BOARD 250-00290A-A

MELEC PM DRIVER MD-5501

MELEC PM DRIVER D-551A

HP Agilent 5517B Laser Head

HV PSU ASSY P/N 0090-A6411

VERTEQ MCS2600-3 C-E3 UC 120VAC 15 AMPS

A.C.S ELECTRONICS SB214PC4-F REV F4 MOTION CONTROLLER

LEICA 301-389.030 VME BOARD

LEICA LFS+Z 2 301-389.040-900 VME BOARD 301-389.040

IBM 24R2126 LTO ULTRIUM3 TAPE DRIVE WITH TRAY

Sony PL82-A Digiruler Reader Head W/ cable assembly

Varian EX92960045001 MultiVac Pump Controller

ALVARION BMAX-MBST IDU-2CH-AC-3.3 733207 WITH WARRANTY

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GE DRIVE AF-300E$ 6KAF323005E$A1 FREQUENCY CHNGR FAN

FUJI ELECTRIC DRIVE AF-300E$ 6KE$223007X1A1

MOTOROLA MVME MODULE 01-W3347F-43A 147-022

Motorola 01-W3632F-12A cPCI BOARD 01-W3632F

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National Instruments GPIB-1014D VME Controller Card

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Parker SpindleBlok motor drives 453566492551

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Det-Tronics UV Fire Detector/Contro​ller U7602B6001 24V

UNITIZED UV/IR FLAME DETECTOR TYPE: U7652 B1001

NetCom Systems GX-1405B 1000Base-LX Ethernet, 1-port

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HAMAMATSU H7608

FUJI ELECTRIC M.C.S. LTD. MCO412A BOARD

Ameritec AM7 Central Office Simulator W/ 10 LOOP/GND

ORIENTAL MOTOR UDX5114 DRIVE STEPPER 5PHASE 1.4AMP

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NIKON 4S013-473 SPIOP-MTH FROM NIKON S60 / S58

ANRITSU MS8604A AC POWER SUPPLY 110-240V 34Z114101

MINDSPEED TECHNOLOGIES CX28985 EVM MH01-D110-091 B MH01

RDC 3000439 000 / 3000 439 000

RDC 863.00.00.00_D / 863 00 00 00_D

YASKAWA CIMR-XCAA21P5 VS mini DRIVE

FUJI ELECTRIC FVR E11 FVRO. 75E11S-4EN 3PHASE O.75KW

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JOHNSON CONTROLS METASYS DX-9100-8454 PLC

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DOUBLE COLUMN 12″ ELECTRONIC DIGITAL HEIGHT GAUGE

OR-X MODEL 402 ARBITRARY SWEEP PROGRAMMABLE GENERATOR

SUN COMPLIANCE MODEL SBD1F MODULE 375-3171

METACOMP VMEcomm20 VME MODULE

HP AGILENT 3788A ERROR PERFORMANCE ANALYZER

JENAER ANTRIEBSTECHNIK GmbH ECOLIN 200 MOTOR CONTROLLER

TOLLGRADE DIGITEST DWU 900-0230- REV D W/ 900-0217 A

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C44550 Nikon VCM Amp 3-Axis Motor Amplifier 4S064-050

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APPLIED MATERIALS 0100-11001 ANALOG OUTPUT BLADE PWB

ATRICA AT80003 SERIES DC POWER SUPPLY

Natural MicroSystems NMS TX 3210 P/N 5646 REV 6

Yaskawa VS mini V7 CIMR-V7AA21P5 SPEC:21P50

PRO-FACE 2980070-12 GLC2300-TC41-24​V

Juniper RE-333-768-BB RE-333-768-M5 M10 M20 M40 M40e

JUNIPER M10 M5 AC Power Supply PN: 740-002497

APPLIED MATERIALS 0100-76124 DIGITAL I/O BOARD

ESA NSK Y DRIVER LYA2AF5-20

ESA NSK 0 DRIVER J1003AF9-20

Juniper board pn: 710-001948 750-002499 M10 M20 M40

OMRON Z4LC-C28 PARALLEL BEAM LINE SENSOR

PRO-FACE 2980070-12 GLC2300-TC41-24​V

NEC GLS5410B Gas Laser Unit W/ LASER HEAD NO. 1664

Nortel NTRX50CH 01 CPU 604E 512MB NNTM64501S7N

DIAGNOSTIC INSTRUMENTS HRP100-ENG12 X1 LENS

Olympus U-PMTVC C-Mount Video Port PhotoTube Adapter

ULTRAPOINTE COP. PAGE SCANNER CONTROLLER 000134 REV 06

KLA-Tencor CRS1010 Fast Z Controller 001003 PCB

KLA-Tencor CRS1010 PMT Preamp PCB 000276

Granville Phillips 307004 EB DEGAS Controller 540054

NMS 5339 W/ NMS 5268 ISA

NMS 5301 REV 2 ISA

XYCOM DIO 110551 10330-00800 70244-703 Y 1.1E

MOTOROLA RIO II VE00085696 PCB AES-0262 REV 1.20

GENERAL S.C VME-IVO PCB VME IVO REV N/R REV B

MICRO MEMORY MM-6260 MM6260D PN: 92421 64M REV D

MICRO MEMORY MM-6260 MM6260E PN: 92421 64M REV E

MICRO MEMORY MM-6326 MM6326 PN: 92281 16M REV S

专业销售进口DCS  PLC系统备件模块

PLC模块,可编程控制器,CPU模块,IO模块,AI模块,通讯模块。AB/施耐德/ABB/GE/本特利/西屋/英维斯/霍尼韦尔/黑马/FU克斯波罗

15天包退换 一年质保 大量现货  国内实力库存商家


选择深圳长欣,选择放心,售后无忧大量现货,当天顺丰发货!
主营:本特利,英维思,伍德沃德,福克斯波罗、西屋、瑞恩、施耐德莫迪康、ABB、AB、西门子、摩托罗拉、GE发那科、安川、博世力士乐,ACSO,力士乐等各大品牌的DCS系统配件,机器人系统配件,大型伺服系统备件。

先介绍几点经验。
1、先通读一遍“系统手册”(不管能不能看懂,先了解个大概,以便学习编程时查找);
2、由位控逻辑入手,逐渐增加定时、计数等条件,把或、与、非关系理顺;
3、进而练习整数运算、实数运算、类型转换;
4、量程转换、PID调节回路的建立及P、I、D参数的理解(最好是有个物理回路验证,比如变频器+电机+测速传感器);
5、循环、顺序、跳转等程序控制(尽量避免跳转,非跳不可时也是跳的越近越好);
6、中断、通讯、位置控制....

本人以ABB工业机器人配件DSQC系列和Motorola MVME系列,GE 卡件 模块 驱动器系列为主攻。各位电工朋友可根据自己的条件选择适合自己的PLC品牌,由于PLC的基本框架大同小异,学会一种至于其它的学习起来也就简单了。