103620 |
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價格:1 元(人民幣) | 產(chǎn)地:福州 |
最少起訂量:1個 | 發(fā)貨地:福州 | |
上架時間:2017-10-25 10:31:03 | 瀏覽量:295 | |
福州卓凱電子科技有限公司
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經(jīng)營模式:貿(mào)易公司 | 公司類型:私營獨資企業(yè) | |
所屬行業(yè):電感元器件 | 主要客戶:企業(yè) | |
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聯(lián)系人:林工 (小姐) | 手機:17705012279 |
電話: |
傳真: |
郵箱:879520885@qq.com | 地址:福州市閩侯西江濱大道77號正榮潤園一號樓1205室 |
103620
103620
103620 可編程序控制器,英文稱Programmable Controller,簡稱PC。但由于PC容易和個人計算機(Personal Computer)混淆,故人們?nèi)粤?xí)慣地用PLC作為可編程序控制器的縮寫。它是一個以微處理器為核心的數(shù)字運算操作的電子系統(tǒng)裝置,專為在工業(yè)現(xiàn)場應(yīng)用而設(shè)計,它采用可編程序的存儲器,用以在其內(nèi)部存儲執(zhí)行邏輯運算、順序控制、定時/計數(shù)和算術(shù)運算等操作指令,并通過數(shù)字式或模擬式的輸入、輸出接口,控制各種類型的機械或生產(chǎn)過程。PLC是微機技術(shù)與傳統(tǒng)的繼電接觸控制技術(shù)相結(jié)合的產(chǎn)物,它克服了繼電接觸控制系統(tǒng)中的機械觸點的接線復(fù)雜、可靠性低、功耗高、通用性和靈活性差的缺點,充分利用了微處理器的優(yōu)點,又照顧到現(xiàn)場電氣操作維修人員的技能與習(xí)慣,特別是PLC的程序編制,不需要專門的計算機編程語言知識,而是采用了一套以繼電器梯形圖為基礎(chǔ)的簡單指令形式,使用戶程序編制形象、直觀、方便易學(xué);調(diào)試與查錯也都很方便。用戶在購到所需的PLC后,只需按說明書的提示,做少量的接線和簡易的用戶程序編制工作,就可靈活方便地將PLC應(yīng)用于生產(chǎn)實踐。 可編程序控制器一直在發(fā)展中,所以至今尚未對其下最后的定義。國際電工學(xué)會(IEC)曾先后于1982.11;1985.1和1987.2發(fā)布了可編程序控制器標準草案的第一,二,三稿。 在第三稿中,對PLC作了如下定義:可編程序控制器是一種數(shù)字運算操作電子系統(tǒng),專為在工業(yè)環(huán)境下應(yīng)用而設(shè)計。它采用了可編程序的存儲器,用來在其內(nèi)部存儲執(zhí)行邏輯運算、順序控制、定時、計數(shù)和算術(shù)運算等操作的指令,并通過數(shù)字的,模擬的輸入和輸出,控制各種類型的機械或生產(chǎn)過程?删幊绦蚩刂破骷捌溆嘘P(guān)的外圍設(shè)備,都應(yīng)按易于與工業(yè)控制系統(tǒng)形成一個整體、易于擴充其功能的原則設(shè)計。 定義強調(diào)了PLC是:1 數(shù)字運算操作的電子系統(tǒng)——也是一種計算機 2 專為在工業(yè)環(huán)境下應(yīng)用而設(shè)計 3 面向用戶指令——編程方便 4 邏輯運算、順序控制、定時計算和算術(shù)操作 5 數(shù)字量或模擬量輸入輸出控制 6 易與控制系統(tǒng)聯(lián)成一體 7 易于擴充
福州卓凱電子科技有限公司聯(lián)系人:林工
TEL:0591-22989937
傳真:0591-22989937 ALLEN-BRADLEY MEMORY BOARD 8000-MB / 900052 REV. 6 ALLEN-BRADLEY MEMORY MODULE BOARD 1772-MG ALLEN-BRADLEY MEMORY MODULE BOARD 1772-MG (AS PICTURED) Allen-Bradley Memory Module PC Board, # 8000-MB, 900052 Rev E5, Allen-Bradley Memory Module PC Board, # 8000-MB, 900052-90 03E, "AS IS" Allen-Bradley Memory Module PC Board, # 8000-MB, 900052-90 03E, "AS IS" Allen-Bradley Memory PC Board X-361825 #27237 Allen-Bradley Memory PC Board X-361826 #27324 Allen-Bradley Memory PC Board X-361827 #27221 Allen-Bradley Memory PC Board X-361832 #27251 ALLEN-BRADLEY MESSAGEVIEW 421F LED CIRCUIT BOARD SMC-X00 LED 8100149-01 1700148 ALLEN-BRADLEY MODULATOR LOGIC BOARD 50387 ALLEN-BRADLEY MODULATOR LOGIC BOARD 50387-002 FACTORY SEALED 50387002 ALLEN-BRADLEY MODULATOR LOGIC BOARD 50387-002 50387002 Allen-Bradley Modulator Logic Board S50387-002 #42016 ALLEN-BRADLEY MODULATOR LOGIC CIRCUIT BOARD MODULE 50387 REV M ALLEN-BRADLEY MONITOR CIRCUIT BOARD MODULE 7300-UIB 634174-90 REV 7 ALLEN-BRADLEY MONITOR CIRCUIT BOARD MODULE 7300-UIB 634174-90 REV 6 ALLEN-BRADLEY MONITOR CIRCUIT BOARD MODULE 7300-UIB 634174-90 REV 5 ALLEN-BRADLEY MOO3033704 112273 R05 BOARD PCB M003033704 Allen-Bradley MOO3100930 M003100930 Circuit Board 106934 R14 - ALLEN-BRADLEY MOO3270286 133583 REV 07 PC BOARD ALLEN-BRADLEY MOTHER BOARD 8000GDB ALLEN-BRADLEY MOTHER BOARD SA3100-SPM01B SER.A REMANUFACTURED Allen-Bradley Mother Circuit Board 900018 Rev 4 _ 8000-GDB _ 8000GDB PCB 9OOO18 Allen-Bradley Motion Drive Board PC-672-0295 + PC-673-0995 GEB ALLEN-BRADLEY MULTIPLEXER INTERFACE BOARD 634483-90 REV.-E5 ALLEN-BRADLEY MULTIPLEXER INTERFACE BOARD 634483-9005 REV-5 ALLEN-BRADLEY MULTIPLEXER INTERFACE BOARD 634483C-90 ALLEN-BRADLEY MULTIPLEXER INTERFACE MODULE CONTROL BOARD 634483-90 ALLEN-BRADLEY MULTIPLEXER INTERFACE MODULE CONTROL BOARD 634483-90, REV-E5 Allen-Bradley Nand PC Board X-233164A #27159 Allen-Bradley NCAB2 Circuit Board - Allen-Bradley NPC 103C Power Supply Board ! AS IS ! Allen-Bradley Numerical Control Board Module 285068F ALLEN-BRADLEY OPERATOR DISPLAY BOARD KEYPAD CONTROL 158453 REV. 01 ALLEN-BRADLEY OPERATOR DISPLAY CONTROL BOARD 158453 REV .01 Allen-Bradley Operator Display Control Board A226 120772-8 01 Circuit 158453 Allen-Bradley Operator Display PC Board Control, Mod# 158453, Allen-Bradley OS 5580 Circuit Board PCB Module OS5580 90105506 9327963S-PC ALLEN-BRADLEY OSAI A-B OS 5551 BOARD 8600-1726L Allen-Bradley OSAI OS 5005 R Circuit Board ALLEN-BRADLEY OSAI OS 5250 AXIS OS-5250 OS5250 BOARD Allen-Bradley OSAI OS 5651 QB COD 9327769X Circuit Board Allen-Bradley Ouput Board NOS 459221-0070 ALLEN-BRADLEY OUTPUT AMP SENSING BOARD 50377 REV. B ALLEN-BRADLEY OUTPUT AMP SENSING CIRCUIT BOARD CARD 50377 REV. 04 ALLEN-BRADLEY OUTPUT AMPS BOARD 50378 REV. 04 ALLEN-BRADLEY OUTPUT CIRCUIT BOARD 7300-UDB 7300UDB 634303B ALLEN-BRADLEY OUTPUT CIRCUIT BOARD 7300-UDB 7300UDB 634303B-91 ALLEN-BRADLEY OUTPUT GROUND SENSOR BOARD 50385 REV. B ALLEN-BRADLEY P/N:151161 1336 BD/POWER SUPPLY BOARD 3hp ** Allen-Bradley P-24530 Control board Allen-Bradley Panel Control Board (PCB6201), Series A, 6420279 Allen-Bradley Panel Control Board W/ Brackets (PCB6201), Series A, 6420279 ALLEN-BRADLEY PANEL INTERFACE MODULE BOARD 635533-9004, REV-4 Allen-Bradley PanelView Communication Board 77145-202-51 F ALLEN-BRADLEY PANELVIEW CONTROL BOARD ASSEMBLY TRAY 7712920352 ALLEN-BRADLEY PanelView OPERATOR INTERFACE CONTROL BOARD 77129-014-52(C) ALLEN-BRADLEY PanelView OPERATOR INTERFACE CONTROL BOARD 77129-014-52(E) 20 0482 Allen-Bradley PanelView Plus 400 Display Control Board Keypad Industrial Allen-Bradley PC Board # 634490 Rev 6 Allen-Bradley PC Board # 8000-AF Clean! 900072 Allen-Bradley PC Board # 8000-GC 900057 Allen-Bradley PC Board / Converter 1720-B2010 #5165 Allen-Bradley PC Board 102509 Scratch & Dent #73309 Allen-Bradley PC Board 102509 #67056 Allen-Bradley PC Board 102509 #67057 Allen-Bradley PC Board 102509 #67058 Allen-Bradley PC Board 102509 #67059 Allen-Bradley PC Board 105060 #59160 ALLEN-BRADLEY PC BOARD 120881, 1336, 3/30 HP Allen-Bradley PC Board 135655 #55690 Allen-Bradley PC Board 1746HT #51559 ALLEN-BRADLEY PC BOARD 319624-A01 SER A FRN: V.1007 319624-A01 Allen-Bradley PC Board 42305-052-04 #44482 ALLEN-BRADLEY PC BOARD 634262 rev 11-90 ALLEN-BRADLEY PC BOARD 634384, REV 5 ALLEN-BRADLEY PC BOARD 634488-90, REV. 6 006, UPI Allen-Bradley PC Board 634490 ALLEN-BRADLEY PC BOARD 634978-9004 REV-4, 634978, VDZ 1 Allen-Bradley PC Board 635532 Allen-Bradley PC Board 635537 REV:2 Allen-Bradley PC Board 77129-012-51 C/L H Allen-Bradley PC Board 77129-012-51 C/L L Allen-Bradley PC Board 8000-MDAZ ALLEN-BRADLEY PC BOARD 8000MDAZ LOT OF 2 Allen-Bradley PC Board 8000-PL |
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