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,故人們仍習慣地用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字運算操作的電子系統裝置,專為在工業現場應用而設計,它采用可編程序的存儲器,用以在其內部存儲執行邏輯運算、順序控制、定時/計數和算術運算等操作指令,并通過數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過程。PLC是微機技術與傳統的繼電接觸控制技術相結合的產物,它克服了繼電接觸控制系統中的機械觸點的接線復雜、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點,又照顧到現場電氣操作維修人員的技能與習慣,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的簡單指令形式,使用戶程序編制形象、直觀、方便易學;調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應用于生產實踐。
ALLEN-BRADLEY 12M03-00165-00 , FILED CONTROL CIRCUIT BOARD
ALLEN-BRADLEY 12M03-00165-00 PC BOARD 12M030016500
ALLEN-BRADLEY 12M03-00180-00 , PC BALANCE DETECTOR CIRCUIT BOARD
Allen-Bradley 12M03-00180-00 T10-9721 PCB board
ALLEN-BRADLEY 12M03-00193-01 , FIELD VOLTAGE CIRCUIT BOARD
ALLEN-BRADLEY 12M03-00194-01 , SPEED LAG CIRCUIT BOARD
ALLEN-BRADLEY 12M03-00194-01 CONTROL BOARD SPEED/LAG/FIELD LOSS CONDITION
ALLEN-BRADLEY 12M03-00194-01* , SPEED LAG CIRCUIT BOARD
ALLEN-BRADLEY 12M03-00221-00 PC BOARD 12M030022100
Allen-Bradley 12M09-00001-01 103355 Rev 02 PC BOARD POWER CONTROL
ALLEN-BRADLEY 12M09-00013-00 PC BOARD
ALLEN-BRADLEY 12M09-00014-00 CONTROL PC BOARD
ALLEN-BRADLEY 1332 AC DRIVE CONTROL BOARD VF-4 CONTROL-7-B
ALLEN-BRADLEY 133237 Rev 13 DRIVE BASE POWER SUPPLY BOARD,
Allen-Bradley 1334 Mod-N4 Circuit Board
Allen-Bradley 1334 S50403 Driver Circuit Board 1334-S50403 **
Allen-Bradley 1334 VFD Driver Power Supply Board 50406
Allen-Bradley 1334-50387 logic board modulator
ALLEN-BRADLEY 1334-50387-002 REVISION 02 , MODULATOR BOARD/LOGIC #221140
Allen-Bradley 1334-50406 Driver Power Supply Board 133450406 AB PCB PLC PS
Allen-Bradley 1334-MOD-C2 Frequency Output Board
ALLEN-BRADLEY 1334-MOD-J DRIVE BOARD ASSEMBLY 89209-001 J REVERSING SURPLUS*
ALLEN-BRADLEY 1334-MOD-N4 REVISION 03 PC BOARD MODULE ISOLATED SIGNAL, N #149852
Allen-Bradley 133517 Power Drive Board, Rev 02 (AS-IS. Unable to Test)
Allen-Bradley 133539 Circuit Board -
ALLEN-BRADLEY 133539 REV 02 IGBT POWER BOARD 133539
ALLEN-BRADLEY 133583 CONTROL BOARD ASSEMBLY * IBN BOX*
ALLEN-BRADLEY 133583 REV. 09, 133598 REV. 08 DRIVE CONTROL BOARD
ALLEN-BRADLEY 133583, 133598, 133588 DRIVE CONTROL BOARD
Allen-Bradley 1336 1336vt remote programming control panel display board
ALLEN-BRADLEY 1336 AC DRIVE 120659 DRIVE BOARD 120663 DISPLAY 120673 INTERFACE
Allen-Bradley 1336 AC VS Drive Control PLC Board Assembly 1336-B100 AB 148363
ALLEN-BRADLEY 1336 CIRCUIT BOARD
ALLEN-BRADLEY 1336 DRIVE 115VAC LOGIC INTERFACE BOARD 1336-L6
ALLEN-BRADLEY 1336 DRIVE DISPLAY BOARD 155736 REV 01
ALLEN-BRADLEY 1336 DRIVE DISPLAY DRIVER BOARD 155739
ALLEN-BRADLEY 1336 DRIVE DISPLAY INTERFACE BOARD 133401 133400-01 REV 04
Allen-Bradley 1336 Drive Display With 133401 Rev 04 Board
ALLEN-BRADLEY 1336 DRIVE KEYPAD BOARD 120663 120771
ALLEN-BRADLEY 1336 DRIVE POWER SUPPLY BOARD 151157 / 151108 REV 03
ALLEN-BRADLEY 1336 KIT PCB MAIN CONTROL DRIVE BOARD # 140140 MAKE OFFER!
ALLEN-BRADLEY 1336 MAIN CONTROL BOARD KIT SP-120659
ALLEN-BRADLEY 1336/1336VT DRIVER BOARD 151135 15HP DRIVES
ALLEN-BRADLEY 1336/1336VT DRIVER BOARD 151137 25HP DRIVE
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