描述
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。
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主营:世界知名品牌的PLC、DCS系统备件模块
①Allen-Bradley(美国AB)系列产品》
②Schneider(施耐德电气)系列产品》
③General electric(通用电气)系列产品》
④Westinghouse(美国西屋)系列产品》
⑤SIEMENS(西门子系列产品)》
⑥销售ABB Robots.FANUC Robots、YASKAWA Robots、KUKA Robots、Mitsubishi Robots、OTC Robots、PanasonicRobots、MOTOMAN Robots。
⑦estinghouse(西屋):OVATION系统、WDPF系统、MAX1000系统备件。
⑧Invensys Foxboro(福克斯波罗):I/A Series系统,FBM(现场输入/输出模块)
顺序控制、梯形逻辑控制、事故追忆处理、数模转换、输入/输出信号处理、数
据通信及处理等。Invensys Triconex:冗余容错控制系统、基于三重模件冗余(TMR)
结构的zui现代化的容错控制器。
⑨Siemens(西门子):Siemens MOORE,Siemens Simatic C1,Siemens数控系统等。
⑩Bosch Rexroth(博世力士乐):Indramat,I/O模块,PLC控制器,驱动模块等。
◆Motorola(摩托罗拉):MVME 162、MVME 167、MVME1772、MVME177等系列。
*NEW SEALED*Allen Bradley 1785-L40E/F PLC-5/40E 01/10
60 DAYS WARRANTY!PKG DATE 01/07/2010!
One-day shipping available
allen bradley auto transformer starter 700hp
ALLEN BRADLEY 1394-SJT22T USPP 1394SJT22T
Allen Bradley 150-A97NBDB Smart Motor Controller-NIB
Allen-Bradley 1785-V40L PLC-5/V40L VME Processor
ALLEN BRADLEY 150-B180 MOTOR CONTROLLER W/OVERLOAD
Allen Bradley 1775-MEF A Error Correcting Ram Module
One-day shipping available
Allen Bradley 600 HP VFD Drive
Allen Bradley 8720MC-RPS065-VBM Power Supply
Allen Bradley 1785-V80B VME PLC5 Factory Sealed New
Allen Bradley 2711-T14C9 Panelview 1400 BRAND NEW!
ALLEN BRADLEY 1336S-B075-AA-EN USPP 1336SB075AAEN
ALLEN BRADLEY 1785-L80E SER E 1785L80E
Expedited shipping available
ALLEN BRADLEY 1336F-C050-AN-EN NSFP 1336FC050ANEN
Allen Bradley AB Size Sz 8 509-JOB Motor Starter 600V
ALLEN BRADLEY 0041-5056 FNFP 00415056
ALLEN BRADLEY 8510-AA22-C2 USPP 8510AA22C2
ALLEN BRADLEY 1336VT-B040-EAR-FA2-L3-S1 NSFP 1336VTB040
ALLEN BRADLEY 1785-V80B USPP 1785V80B
ALLEN BRADLEY 1370A-RAOA7-0B1E USPP 1370ARAOA70B1E
ALLEN BRADLEY 1336S-B060-AA-EN3 USPP 1336SB060AAEN3
ALLEN BRADLEY 1785-L46B NSFP 1785L46B
ALLEN BRADLEY 150-A360NBD USPP 150A360NBD
ALLEN BRADLEY 8520-3S10A-BAT-EX4-T1-Y-4-5-7 USPP 85203S
ALLEN BRADLEY 1772-ME8 NSFP 1772ME8
ALLEN BRADLEY 20DD125A3EYNACASE USPP 20DD125A3EYNACAS
ALLEN BRADLEY 1756-L62 FNFP 1756L62
ALLEN BRADLEY 8520-3S5A-BAT-EX4-Y-1-4 USPP 85203S5ABATE
ALLEN BRADLEY 7552-040 USPP 7552040
1336-B050-EAG-FA2-L3-S1 ALLEN BRADLEY
1392-B150-RL-MC-B-D1-F2 ALLEN BRADLEY SPINDLE DRIVE
1392-B150-RL-MC-C2-F3-A-F1 ALLEN BRADLEY
ALLEN BRADLEY 1336E-B060-AE-EN-HA2-L8E USPP 1336eB060AE
ALLEN BRADLEY 1395-A70-D2-P10-P54EN USPP 1395A70D2P10P5
ALLEN BRADLEY 1756-L55M13 FNFP 1756L55M13
LOT OF 7 Allen Bradley SMC plus&SMC soft starts
150-A360NBD SMC 300HP 150-B360NBD SMC 300HP ETC
ALLEN BRADLEY MOTOR CONTROLLER 150-B240NBDB-8B*NEW*
Allen Bradley 1336T-B060-AN-GT2EN-HA2-L6,New In Box
Allen Bradley 60 HP 460v AC Drive,New
ALLEN BRADLEY 1785L86B E PROCESSOR 1785-L86B E NIB FS
Allen Bradley 60 HP Drive New!!!
Allen Bradley 4100-234-RL 4 Axis MOTOR CONTROL IMC
**FS**Allen Bradley PLC 5/80 Controller 1785-L86B/E
Expedited shipping available
ALLEN BRADLEY 1394-SJT10-C-RL SYSTEM MODULE NEW NIB
One-day shipping available
Allen Bradley 2711E-T10C6 Panelview 1000E Touch*NIB*
Enlarge
ALLEN BRADLEY 501564 NSPP 501564
ALLEN BRADLEY 8520-3S5A-BAT-EX4-T1-Y-4-5-7 USPP 85203S5
Allen Bradley 1785-L40C CONTROLNET PROCESSOR PLC 5/40
ALLEN BRADLEY 1785-L20C USPP 1785L20C
ALLEN BRADLEY 1336S-BX060-AN-EN4 USPP 1336SBX060ANEN4
ALLEN BRADLEY 1336S-B125-AN-EN USPP 1336SB125ANEN
1756-L55M14 Allen Bradley ControlLogix*NIB FS
Allen Bradley Motor Control Center 800/300 AMP#6667LR
ALLEN BRADLEY 1334-FOB-T4 USPP 1334FOBT4
ALLEN BRADLEY 5250-LP1 USPP 5250LP1
ALLEN BRADLEY 500-GOB-930 USPP 500GOB930
Allen Bradley AB 1336F-B075-AA-EN 75 HP 480V NIB New
ALLEN BRADLEY 1392-B100-RK-MC-B-F2 USPP 1392B100RKMCBF2
ALLEN BRADLEY 1756-L55M14 NSFP 1756L55M14
Allen Bradley Reliance SD3000 SD3K2004 DC Drive Control
1392-B100-RK-MC-A-F1 ALLEN BRADLEY DRIVE**REFURB**
1392-B100-RK-MC-B-D1-F2-F4 ALLEN BRADLEY DRIVE**REFURB
ALLEN BRADLEY 1336-B100-EAH-L3 USPP 1336B100EAHL3