Bosch 0 280 002 504現(xiàn)貨
(壹)可編程序控制器(PLC)
Allen Bradley羅克韋爾AB 1747/1756/1784/1785/2094/2098/1394C/1336F/1745系列、瑞恩模Reliance系列
GE Fanuc發(fā)那科 IC647/693/697/IC660系列模塊卡件
Schneider施耐德140(Quantum處理器,內(nèi)存卡,電源模塊)AS開頭系列
Siemens西門子6DD、6DS老型號(hào)停產(chǎn)系列 /摩爾MOORE(APACS I/O模塊、通信模塊,電源模塊。數(shù)字控制器)系列
OMRON(歐姆龍) C500系列
(貳)分散式控制系統(tǒng)(DCS)
ABB 工業(yè)機(jī)器人備件DSQC系列/procontic(BBC) DP800 Bailey Control(貝利) Net90/Infi90
FOXBORO(??怂共_)FBM系列
TRICON(EX)3503E 3805E 3604E ESD系統(tǒng)備件
Honeywell霍尼韋爾 TDC2000/3000 系統(tǒng)備件模件 Leeds & Northrup MAX1000
Bosch Rexroth 博世力士樂(lè) Indramat,I/O模塊,PLC控制器,驅(qū)動(dòng)模塊等
OVATION DCS系統(tǒng)卡件
YOKOGAWA橫河
(叁)MOTOROLA 摩托羅拉MVME
工業(yè)用模組 MVME147 /167/177/162系統(tǒng)模組
GE,VMIC VME BUS 卡件
XYCOM VME BUS,庫(kù)卡Kuka機(jī)器人系列備件
1. 制定設(shè)備運(yùn)行方案
制定方案就是根據(jù)生產(chǎn)工藝的要求,分析各輸入、輸出與各種操作之間的邏輯關(guān)系,確定需要檢測(cè)的量和控制的方法,并設(shè)計(jì)出系統(tǒng)中各設(shè)備的操作內(nèi)容和操作順序。據(jù)此便可畫出流程圖。
2. 畫控制流程圖
對(duì)于較復(fù)雜的應(yīng)用系統(tǒng),需要繪制系統(tǒng)控制流程圖,用以清楚地表明動(dòng)作的順序和條件。對(duì)于簡(jiǎn)單的控制系統(tǒng),可省去這一步。
3. 制定系統(tǒng)的抗干擾措施
根據(jù)現(xiàn)場(chǎng)工作環(huán)境、干擾源的性質(zhì)等因素,綜合制定系統(tǒng)的硬件和軟件抗干擾措施,如硬件上的電源隔離、信號(hào)濾波,軟件上的平均值濾波等。
4. 編寫程序
根據(jù)被控對(duì)象的輸入輸出信號(hào)及所選定的PLC型號(hào)分配PLC的硬件資源,為梯形圖的各種繼電器或接點(diǎn)進(jìn)行編號(hào),再按照軟件規(guī)格說(shuō)明書(技術(shù)要求、編制依據(jù)、測(cè)試),用梯形圖進(jìn)行編程。
5. 軟件測(cè)試
剛編寫好的程序難免有缺陷或錯(cuò)誤。為了及時(shí)發(fā)現(xiàn)和消除程序中的錯(cuò)誤和缺陷,需要對(duì)程序進(jìn)行離線測(cè)試。經(jīng)調(diào)試、排錯(cuò)、修改及模擬運(yùn)行后,才能正式投入運(yùn)行。
6. 編制程序使用說(shuō)明書
當(dāng)一項(xiàng)軟件工程完成后,為了便于用戶和現(xiàn)場(chǎng)調(diào)試人員的使用,應(yīng)對(duì)所編制的程序進(jìn)行說(shuō)明,說(shuō)明書應(yīng)包括程序設(shè)計(jì)的依據(jù)、結(jié)構(gòu)、功能、流程圖,各項(xiàng)功能單元的分析,PLC的IO信號(hào),軟件程序操作使用的步驟、注意事項(xiàng)等。
PLC應(yīng)用系統(tǒng)設(shè)計(jì)實(shí)例
機(jī)械手控制系統(tǒng)設(shè)計(jì)
1. 工藝過(guò)程及控制要求
1) 工藝過(guò)程
圖6.1所示為一簡(jiǎn)易物料搬運(yùn)機(jī)械手的工藝流程圖。該機(jī)械手是一個(gè)水平垂直位移的機(jī)械設(shè)備,其操作是將工件從左工作臺(tái)搬運(yùn)到右工作臺(tái),由光耦合器VLC來(lái)檢測(cè)工作臺(tái)上有沒(méi)有工件。機(jī)械手通常位于原點(diǎn),它的動(dòng)作全部由氣缸驅(qū)動(dòng),而氣缸則由相應(yīng)的電磁閥控制。其中,上升下降和左移右移分別由雙線圈二位電磁閥控制,放松夾緊由一個(gè)單線圈二位電磁閥(稱為夾緊電磁閥)控制。
2) 控制要求
機(jī)械手整個(gè)搬運(yùn)過(guò)程要求都能自動(dòng)控制。在啟動(dòng)過(guò)程中能切換到手動(dòng)控制及自動(dòng)控制或半自動(dòng)控制(又稱單周期控制),以便對(duì)設(shè)備進(jìn)行調(diào)整和檢修。圖6.2是機(jī)械手控制系統(tǒng)的邏輯流程圖。系統(tǒng)啟動(dòng)之前,機(jī)械手處于原始位置,條件是機(jī)械手在高位﹑左位。
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ACCURAY KEYBOARD DISPLAY MODULE CIRCUIT CONTROL CIRCUIT CARD BOARD 59045
ACCURAY 1-061551-002 USPP 1061551002
ACCURAY 9-085158-001 SCANNER CONTROL PCB PRINTED CIRCUIT BOARD CARD MODULE 51992
ACCURAY HONEYWELL 085345-001 OAD SCANNER CONTROL MODULE REVISION REV C 59006
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ACCURAY 059092-014 NSPP 059092014
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ACCURAY 2-064810-002 OPERATOR INTERFACE LAMP DRIVER MODULE CARD BOARD 58343
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ACCURAY 062798-003 NSFP 062798003
ACCURAY 60132860 BPNL1508-001 SECURITY CONTROL DISPLAY PANEL MODULE 58807
AccuRay 9-085159-001 Rev. BB PPC Board
ACCURAY 083898-010 USPP 083898010
ACCURAY 1-61552-002 61552002 MPR MODULE BOARD SCANNER 55102
ACCURAY 083898-011 USPP 083898011
ACCURAY 8-085217-001 INPUT OUTPUT I/O PRINTED PC CIRCUIT BOARD MODULE CARD 58647
ACCURAY 5-053788-001 1.5IN LED DEDICATED PROCESS DISPLAY MODULE 58672
ACCURAY 2-064810-002 OPERATOR INTERFACE LAMP DRIVER MODULE CARD BOARD 58674
Bosch 0 280 002 504
Alfa Laval SattCon SC05-35B, Used, SC0535B, Fast Shipping
ALFA LAVAL ARC-GC-3A-2-77?V-20 VLV W/VITO SINGLE SEAT VALVE
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ALFA LAVAL AH11-GC-E-1.5-?T316-HNDL NSPP AH11GCE15T316H?ND
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Alfa Laval Valve *New* SRC-W-3A-3-7-2?0-J
40504 New In box, Alfa Laval 9630856472 Replacement Kit-Seal
Alfa Laval SattCon RAM30T 940-120-211, New, RAM30T, Fast Shipping
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Alfa-Laval: NB 26-24 (B21, B21) Heat Exchanger. No: 5180391 W
ALFA LAVAL GHK11 G&H (3 WAY SANITARY VALVE) 3" SST NEW
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ALFA-LAVAL SMU 2A SPEED MONITORING UNIT 551-131-20
ALFA LAVAL ECA50 C ECA50-0100 SATT PROCESS CONTROLLER DIGITAL ABB 498047 40760
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Bosch 0 280 002 504
APC AP7941 Rack PDU LOT OF 10, Switched, Zero U, 30A, 200/208V, (21)C13 & (3)C19
APC SURT10000XLT Smart-UPS RT 10000 VA 208V 240V UPS
AP5808 17" Rack LCD Console American Power Conversion-APC
APC SUA3000R3XLNET?PKG USPP SUA3000R3XLNET?PK
APC AP5808 17 Rack LCD Console
APC SU2200RM3U USPP SU2200RM3U
APC SUA2200RMXL3U USPP SUA2200RMXL3U
DICON PS-22-4-9-13/1?5-FC/APC FIBER OPTIC SWITCH GP700M
APC SU2200NET USPP SU2200NET
APC AP5719 Rackmount LCD AP5719
SURTA2200RMXL2?U 2200VA Smart-UPS RT RM 120 American Power Conversion-APC
APC Matrix 5000 MX5000IU
APC Smart-UPS X 1500 VA Tower/Rack Mountable UPS SMX1500RM2UNC
STROMBERG SAFT-190-APC USPP SAFT190APC
ABB 610013G5 PC Bard TAI/APC Terminal Block & Conn. Set 5761806-0D 61001395
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APC SUA2200R2X147 Smart-UPS RM 2200VA USB / Serial 120 V 2200 VA 5-out
APC SURTA2200RMXL2?U 2200VA Smart-UPS RT RM 120
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HP 346B 10MHz-18GHz, ENR: 14-16dB, APC-3.5(m) Noise Source
SERVERS + APC SERVER RACK COMPAQ HP DELL + 2 BATTERY BACKUPS + COPIER LOT !
APC ACSC100 InRow SC Airflow Computer Server inlet Cooling System Controller
APC SMART-UPS RT 1500VA (120V) SURTA1500XL
APC AP7701 AUTOMATIC TRANSFER SWITCH w/ 9617 MGNT CARD! NEW! NO D.O.A.
NEW Aplex 19" Touchscreen Industrial Panel PC APC-3812T
SURTA1500RMXL2?U 1500VA 120v UPS RT American Power Conversion-APC
HP Hewlett Packard 346B Noise Source 10mhz-18ghz w/ Opt: 002 APC-7 346 B 346-B
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AP5719 19" Rack LCD Console American Power Conversion-APC
APC AP5719 19 Rack LCD Console
APC Smart-UPS 2200 SU2200NET 2200VA Battery Backup with RBC11 Battery 120V
APC SURTA48XLBP UPS BATTERY PACK for UNINTERRUPTIBL?E POWER SUPPLY
APC SmartUPS 1500VA RM 2U SUA1500R2X122 NEW
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