描述
繼電器分為行控制和列控制,其工作原理為:繼電器線圈的正極采用三極管放大器進行電流輸入驅(qū)動,當其邏輯輸入電壓為5V時,輸入電流為0.5mA時,則集電極的電流為β×0.5mA,其中β為三極管的放大倍數(shù),選取適當β的三極管,可使其最大輸出電流為1A左右,可知列驅(qū)動電路中的繼電器能夠達到工作要求,其輸出的電流也為1A左右,因而滿足列驅(qū)動的電流要求,實現(xiàn)了推電流的功能。繼電器線圈的負極采用ULN2004來吸收通過繼電器線圈負端的電流,ULN2004的輸入端接5V的邏輯信號電壓時,其要求輸入電壓為0.35~0.50mA,而對其輸出端,實際上它是作電流輸入用途,當供電電壓為12V時,其工作電流在350~500mA之間。當輸入端無電壓輸入時,輸出端和地之間處于開路狀態(tài),所以電流不能通過,此電路也就不能實現(xiàn)導(dǎo)通電流的作用,而當輸入端加載5V的信號電壓時,只需要0.5mA的電流,就可以使輸出端和地之間導(dǎo)通,從而使電流可以順利地通過實現(xiàn)“拉”電流的功能。只有當繼電器的行列驅(qū)動都工作的時候,繼電器矩陣中的繼電器才會工作,對應(yīng)測試電纜的通路才會接通
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主營:世界知名品牌的PLC、DCS系統(tǒng)備件模塊
①Allen-Bradley(美國AB)系列產(chǎn)品》
②Schneider(施耐德電氣)系列產(chǎn)品》
③General electric(通用電氣)系列產(chǎn)品》
④Westinghouse(美國西屋)系列產(chǎn)品》
⑤SIEMENS(西門子系列產(chǎn)品)》
⑥銷售ABB Robots.FANUC Robots、YASKAWA Robots、KUKA Robots、Mitsubishi Robots、OTC Robots、PanasonicRobots、MOTOMAN Robots。
⑦estinghouse(西屋):OVATION系統(tǒng)、WDPF系統(tǒng)、MAX1000系統(tǒng)備件。
⑧Invensys Foxboro(??怂共_):I/A Series系統(tǒng),F(xiàn)BM(現(xiàn)場輸入/輸出模塊)
順序控制、梯形邏輯控制、事故追憶處理、數(shù)模轉(zhuǎn)換、輸入/輸出信號處理、數(shù)
據(jù)通信及處理等。Invensys Triconex:冗余容錯控制系統(tǒng)、基于三重模件冗余(TMR)
結(jié)構(gòu)的zui現(xiàn)代化的容錯控制器。
⑨Siemens(西門子):Siemens MOORE,Siemens Simatic C1,Siemens數(shù)控系統(tǒng)等。
⑩Bosch Rexroth(博世力士樂):Indramat,I/O模塊,PLC控制器,驅(qū)動模塊等。
◆Motorola(摩托羅拉):MVME 162、MVME 167、MVME1772、MVME177等系列。
ALLEN BRADLEY 1336F-BRF200-AE?-EN-HAS2-L5 15 HP AC DRIVE
ALLEN BRADLEY 1336F-BRF20-AA-?EN USPP 1336FBRF20AAEN
Allen Bradley AB VS 1336F-BRF15-AA-?EN-HAS2-L9E 1.5 HP
Allen Bradley 1336 Plus II 1336F-BRF200-AA?EN New no box
ALLEN BRADLEY 1336F-BRF20-AA-?EN-HAS1 USPP 1336FBRF20AAE
Allen Bradley 1336F-BRF200-AA?-EN 20 HP AC VS VF Drive
ALLEN BRADLEY 1336F-BRF20-AE-?EN USPP 1336FBRF20AEEN
ALLEN-BRADLEY 1336F BOARD 74101-212-51 MS110314 USED.
ALLEN BRADLEY 1336F-BRF30-AE-?EN USPP 1336FBRF30AEEN
Allen Bradley AB 1336F-BRF100 VS Drive MCC Bucket 30A
Allen Bradley AB 1336F-BRF200 VS Drive MCC Bucket 60A
ALLEN BRADLEY 1336F-BRF50-AA-?EN-HCS2-L6E USPP 1336FBRF5
Allen Bradley AB 1336F-BRF200 VS Drive MCC Bucket 50A
ALLEN BRADLEY 1336F-BRF50-AA-?EN-LA2-LA3 USPP 1336FBRF50
ALLEN BRADLEY 1336F-BRF150-AE?-EN DRIVE 15HP 460V*XLNT*
ALLEN BRADLEY 1336F BRF20
Allen Bradley 1336F-BRF50-AA-?EN-HCS1-L5#10847
NEW ALLEN BRADLEY 1336F-BRF150-AN?-EN-L6 DRIVE 15HP
ALLEN BRADLEY 1336F-BRF75-AN-?EN-HCS1-L6 USPP 1336FBRF75
1336F-BRF100-AA?-EN Allen Bradley 1336FBRF100AAEN
Allen Bradley 1336F-BRF200-AA?-EN-HCS2 20HP AC Drive
ALLEN BRADLEY 1336F-BRF50-AA-?EN-HAS2-L5 NSFP 1336FBRF50
ALLEN BRADLEY 1336F-BRF150-AA?-EN NEW 1336FBRF150AAEN
ALLEN BRADLEY 1336F-BRF50-AA-?EN USPP 1336FBRF50AAEN
ALLEN BRADLEY 1336F-BRF150-AN?-EN NEW 1336FBRF150ANEN
ALLEN BRADLEY 1336F-BRF20-AA-?EN-HAS2-L6 NSFP 1336FBRF20
ALLEN BRADLEY 1336F-BRF200-AN?-EN NEW 1336FBRF200ANEN
ALLEN BRADLEY 1336F-BRF20-AN-?EN-GMS1 DRIVE 480VAC 2HP
ALLEN BRADLEY 1336F-CWF10-AA-?EN NSPP 1336FCWF10AAEN
ALLEN BRADLEY 1336F-BRF30-AN-?EN-GMS1 DRIVE 480VAC 3HP
ALLEN BRADLEY 1336F-BRF10-AA-?EN5 USPP 1336FBRF10AAEN5
Allen Bradley 1336F-BRF50-AA-?EN-HAS2-L6 5HP
Allen Bradley AB 1336F-BX040-AE-?EN-L6 40 HP VS Drive
ALLEN BRADLEY 1336F-BRF30-AA-?EN-HAS2 USPP 1336FBRF30AAE
Allen Bradley 1336F-BRF100-AE?-EN Series A
ALLEN BRADLEY 1336F-BRF50-AA-?EN-HA2-L6 USPP 1336FBRF50A
ALLEN BRADLEY 1336F B020 AX EN L6 20 HP VFD REFURBISHED
ALLEN BRADLEY 1336F-BRF50-AA-?EN-HCS2-LA2-LA3?-L4 USPP 13
Allen Bradley 1336F Plus II,460 volt,5HP,NIB
Allen Bradley 1336 Plus II 1336F-C040-AN-E?N!BRAND NEW
ALLEN BRADLEY 1336F-CWF150-AN?-EN-HAS2
Allen Bradley 1336F-BRF20-AA-?EN-HC-S2-L6 AC Drive
ALLEN BRADLEY 1336F-MCB-SP1D USPP 1336FMCBSP1D
Allen Bradley 1336F-CWF50-AN-?EN 5HP Drive 575V
ALLEN BRADLEY 1336F-BRF100-AE?-EN-L5 AC DRIVE 10HP
ALLEN BRADLEY 1336F-BRF20-AA-?EN-L5 USPP 1336FBRF20AAENL
ALLEN BRADLEY 1336F-BRF200-AA?-EN-HASP-L6 USPP 1336FBRF2
ALLEN BRADLEY 1336F-AA3 NSFP 1336FAA3
ALLEN BRADLEY 1336F-BRF10-AA-?EN 10 HP DRIVE
ALLEN BRADLEY 1336F-BRF10-AA-?EN
ALLEN BRADLEY 1336F-LA2
ALLEN BRADLEY 1336F-LA4
ALLEN BRADLEY 1336F-BRF07-AN-?EN USPP 1336FBRF07ANEN
ALLEN BRADLEY 1336F-B060-AA-E?N USPP 1336FB060AAEN
ALLEN BRADLEY 1336F-BRF10-AA-?EN-HAS2-L9E USPP 1336FBRF1
ALLEN BRADLEY 1336F-B075-AN-E?N USPP 1336FB075ANEN
ALLEN BRADLEY 1336F-BRF07-AA-?EN-HASP-LA2-L5 NSPP 1336FB
ALLEN BRADLEY 1336F-BRF30-AA-?EN-HCS2-L6 NSFP 1336FBRF30
ALLEN BRADLEY 1336F-BRF150C-A?A-CB-D13-GMS5C-?HA1C-JF-JR-
ALLEN BRADLEY 1336F-BRF50-AN-?EN906-L7E-MX1 USPP 1336FBR
ALLEN BRADLEY 1336F-C050-AN-E?N NSFP 1336FC050ANEN
ALLEN BRADLEY 1336F-BRF75-AA-?EN-HAS2-L6 USPP 1336FBRF75
ALLEN BRADLEY 1336F-CW-F100-A?A-EN-HA USPP 1336FCWF100AA
Allen Bradley Drive Cat 1336F-BRF150-AN?-EN-GMS6-L6 Used
ALLEN BRADLEY 1336F-BRF75-AA-?EN USPP 1336FBRF75AAEN
Allen Bradley 1336F-BRF50-AA-?EN-HAS2-LA2-L6 Drive
Allen Bradley 50 HP Drive Cat#1336F-B050-AN-E?N
Allen Bradley AC Drive Cat#1336F-BRF100-AA?-EN
Allen Bradley 125 HP Drive Cat#1336F-B125-AA-E?N-Q Used
ALLEN BRADLEY 1336F-BRF150-AA?-EN USPP 1336FBRF150AAEN
ALLEN BRADLEY 1336F-B125-AE-E?N USPP 1336FB125AEEN
NEW ALLEN BRADLEY 1336F-BX040-AN-?EN-HCS2-L6 40HP DRIVE
Allen Bradley 1336F 1336F-B020-AX-E?N-L AC Drive 25HP
ALLEN BRADLEY 1336F-BX060-AN-?EN NSFP 1336FBX060ANEN
5668 Allen-Bradley 1336F-BRF100-AA?-EN Motor Controller
ALLEN BRADLEY 1336F-BRF50-AN-?EN-GMS5 AC DRIVE 5HP
ALLEN BRADLEY 1336F-MCB-SP1A CONTROL BOARD*XLNT*
NIB ALLEN-BRADLEY 1336F-B060-AA-E?N-HAS1 AC DRIVE 60HP
Allen Bradley AB 1336F-B050-AA-E?N 50 HP VF VS Drive REM
Allen Bradley AC Drive Cat#1336F-BRF50-AA-?EN Used
Allen Bradley 1336F-BRF50-AA-?EN AC Motor Drive NEW NNB
100 HP 460 Volt Allen Bradley 1336F Drive
1336F-B100C-AA?-CB-CF-D52-HA2?C-LA2C LA3C-L5C-CUSTO?M
Allen Bradley 1336F-BRF50-AA-?EN|AC Drive 5Hp*NIB*
Allen Bradley AB 1336F-B050-AA-E?N 50 HP VF VS Drive NIB
ALLEN BRADLEY 1336F-BRF100-AA?-EN-HASP-L6 USPP 1336FBRF1
Allen Bradley Motherboard Cat#1336f-mcb-sp1c NIB
ALLEN BRADLEY 1336F-BX150-AA-?EN-HAS2-L4 150 HP AC DRIVE
ALLEN BRADLEY 1336F-BRF75-AAE?N-HCS1-L6 USPP 1336FBRF75A
ALLEN BRADLEY 1336F-BRF150-AN?-EN 1336FBRF150ANEN
Allen-Bradley 1336F-BRF100-AA?-EN AC Drive(1583)
NEW Allen Bradley 1336F-BRF50-AA-?EN Impact AC Drive
1336F-BRF50-AN?-EN-HCS2-L8E
ALLEN BRADLEY 1336F-BRF05-AN-?EN.5 HP AC DRIVE 460V
Allen-Bradley 1336F PLUS II AC Drive(15 HP)