IC693ACC305 IC693ACC305IC693ACC305 IC693ACC305
PLC可編程控制器的特點(diǎn)
1)、可靠性高,抗*力強(qiáng)。工業(yè)生產(chǎn)一般對(duì)控制設(shè)備的可靠性要求很高,并且要有很強(qiáng)的抗*力。PLC能在惡劣的環(huán)境中可靠的工作,平均*時(shí)間達(dá)到數(shù)萬小時(shí)以上,已被*為zui可靠的工業(yè)控制設(shè)備之一。
PLC本身具有較強(qiáng)的自診斷功能,保證硬件核心設(shè)備(CPU、存儲(chǔ)器、I/O總線等)在正常情況下執(zhí)行用戶程序,一旦出現(xiàn)故障則立即給出出錯(cuò)信號(hào),停止用戶程序的執(zhí)行,切斷所有輸出信號(hào),等待修復(fù)。PLC的主要模塊均采用大規(guī)模和超大規(guī)模集成電路,I/O系統(tǒng)設(shè)計(jì)有完善的通道保護(hù)與信號(hào)調(diào)理電路。在結(jié)構(gòu)上對(duì)耐熱、防潮、防塵、抗震等都有精確的考慮,在硬件上采用隔離,屏蔽、濾波、接地等抗干擾措施,在軟件上采用數(shù)字濾波等措施。與繼電器系統(tǒng)和通用計(jì)算機(jī)相比,PLC更能適應(yīng)工業(yè)現(xiàn)場(chǎng)環(huán)境要求。
2) 硬件配套齊全,使用方便,適應(yīng)性強(qiáng)
PLC是通過執(zhí)行程序?qū)崿F(xiàn)控制的。當(dāng)控制要求發(fā)生改變時(shí),只要修改程序即可,zui大限度地縮短了工藝更新所需要的時(shí)間。PLC的產(chǎn)品已標(biāo)準(zhǔn)化、系列化、模塊化,而且PLC及配套產(chǎn)品的模塊品種多,用戶可以靈活方便地進(jìn)行系統(tǒng)配置組合成各種不同規(guī)模、不同功能的控制系統(tǒng)。在PLC控制系統(tǒng)中,只需在PLC的端子上接入相應(yīng)的輸入/輸出信號(hào)線即可,不需要進(jìn)行大量且復(fù)雜的硬接線,并且PLC有較強(qiáng)的帶負(fù)載能力,可以直接驅(qū)動(dòng)一般的電磁閥和交流接觸器。
3)、編程直觀、易學(xué)易會(huì)
PLC提供了多種編程語言,其中梯形圖使用zui普遍。PLC是面向用戶的設(shè)備,PLC的設(shè)計(jì)者充分考慮到現(xiàn)場(chǎng)工程技術(shù)人員的技能和習(xí)慣,因此PLC程序的編制采用梯形圖的簡(jiǎn)單指令形式。梯形圖與繼電原理圖相似,這種編程語言形象直觀,易學(xué)易懂,不需要專門的計(jì)算機(jī)知識(shí)和語言,現(xiàn)場(chǎng)工程技術(shù)人員可在短時(shí)間內(nèi)學(xué)會(huì)使用。用戶在購買PLC后,只需按說明書的提示,做少量的接線和進(jìn)行簡(jiǎn)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(shí)踐。
手機(jī)
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Qq:
鄭娟萍
廈門仲鑫航自動(dòng)化設(shè)備有限公司
4)、系統(tǒng)的設(shè)計(jì)、安裝、調(diào)試工作量小,維護(hù)方便
PLC用軟件取代了繼電器控制系統(tǒng)中大量的中間繼電器、時(shí)間繼電器、計(jì)數(shù)器等器件,使控制柜的設(shè)計(jì)、安裝、接線工作量大為減少。同時(shí)PLC的用戶程序大部分可以在實(shí)驗(yàn)室進(jìn)行模擬調(diào)試,模擬調(diào)試好后再將PLC控制系統(tǒng)安裝到生產(chǎn)現(xiàn)場(chǎng),進(jìn)行聯(lián)機(jī)調(diào)試,既安全,又快捷方便。
PLC的故障率很低,并且有完善的自診斷和顯示功能。當(dāng)發(fā)生故障時(shí),可以根據(jù)PLC的狀態(tài)指示燈顯示或編程器提供的信息迅速查找到故障原因,排除故障。
5)、體積小,能耗低
由于PLC采用了半導(dǎo)體集成電路,其體積小,重量輕,結(jié)構(gòu)緊湊、功耗低、便于安裝,是機(jī)電一體化的理想控制器。對(duì)于復(fù)雜的控制系統(tǒng),采用PLC后,一般可將開關(guān)柜的體積縮小到原來的1/10~1/2。
Lot of Opto 22: G4 IDC5B Input Module. 5 Volt Logic. Qty. 2. New Old Stock
Opto 22 Model: AD3T Input Module. 4 to 20 ma Input. New Old Stock. No Box.
Lutze Model: LV-V8-0881N 24V AC/DC LED with Solenoid
Idec Type: RTE-B21 Electronic Timer. 24VAC/DC. Contact Rating: 10A, 120VAC W
Potter & Brumfield KUP93-14A13-24 Relay. 24V. 50/60Hz. New Old Stock
OPTO 22 MODEL IDC5Q INPUT MODEL 4-POINT RELAY
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Opto 22 Model: SNAP-ODC5SRC 4 Channel Snap I/O Module
Siemens: AWD4420-5AD, 8WD4420-5AC and 8WD4420-5AB Stackable Light Set W
Gordos Arkansas Model: GB-15410-2 Solid State Relay. 240 VAC, 10A Out.
Continental Industries: I.O.-ODC-RL-060 Interface Module. Good Used
Lot of Magnecraft W388ACPX-9 Relay, Qty.2. New Old Stock
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Entrelec Model: 8018.01 Relay Module.
Gordos: GA6-2B10-12 Relay. 120 VAC, 10A & 3.5-15VDC
Dale Model: RH-100 Power Resistor. 100W, 40Ω, 3% Unused Old Stock
Dale Model: RH-100 Power Resistor. 100W, 5Ω, 3% Unused Old Stock
Pacific Model: 110CH Power Resistor. 100W, 40Ω, 3% Good Used Stock
Pacific Model: 110CH Power Resistor. 100W, 5Ω, 3% Good Used Stock
Pacific Model: 110CH Power Resistor. 100W, 40Ω, 1% Good Used Stock
Entrelec Model: 001 004 21 Relay Module. New Old Stock
Lot of Gordos IAC5 Solid State Relays, Qty. 3
Magnecraft Electric Co.: W6125ASX-1 Solid State Relay
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Magnecraft Electric Co.: W6125DSX-1 Solid State Relay
Omron Model: G3NA-210B Solid State Relay. 24-240 VAC @ 10A O
Omron Model: G3N-220B Solid State Relay. 20A, 250VAC. Input: 75 - 125VAC O
Opto 22 Model: DC60S3 Solid State Relay. 3 - 32 VDC Control
SYSTEMATION 114285 24 POINT DC OUTPUT BOARD PCB
Lot of IDEC Model: RR3B-U, 24V DC Relays, Qty. 2
Dynacorp / Dynatec: D2101 Control Relay. P/N: D6001-448-004. New Old Stock
Lot of Finder Model: 90.27SMA 7A Relay Socket. Qty. 2. New Old Stock
Magnecraft / Schneider Electric Model: 861SSR210-DC-1 Relay
Opto 22 Model: G4 ODC15 Output Relay, 5V Logic. New Old Stock. No Box
Lot of Potter & Brumfield: KUP-14A15-120 Relays w/ Bas
Opto 22 Model: PB4H Module Rack w/ (2) ODC5's
IDEC Model: RH4B-U Ice Cube Coil Relay, AC120V
Allen-Bradley Cat. #: 700-HK36Z24 Relay. 24V, 10A w/ 700-HN121 Base W
Douglas Randall Model: R25B Solid State Relay. New Old Stock
IDEC: RHIB-D Relays w/ IDEC SH1B-05C Bases
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IDEC Model: RH4B-UT, DC24V Relay
Potter & Brumfield Model: KUP-17A12-120 Relay
Square D Class: 8501, Type: RSD14M1P14V53 Relay, w/ NR45 Base. Series B
Lot of: NTE R14-11D10-24F 24V Flange Relays, Qty. 2. New Old Stock
Omron Model: G3N-210B Solid State Relay. 10A, 250VAC. Input: 75 - 125VAC
Guardian Electric Model: 705-12P-12D Time Delay Relay
Laser Optics PN: LOI-105-70050 Mirror ?
Camco Vari-Pak Speed Controller. PN: 92A61633010000 with Jog/Stop W2
Daisan Kogyo Co. Model: ST15 Five-Phase Stepping Motor Driver
Minarik / MicroMaster Model: WP6150 Diode Matrix W2
Camco Vari-Pak Speed Controller. PN: 92A61633010000 w/ Allen Bradley Jogger W2
B&B / NOVA Model: PM112 Motor Speed Controller
Minarik / MicroMaster Model: WP6350 Diode Matrix
FTI Mode;: FTI1295 Crown Feed Bowl Speed Controller
Advanced Crystal Sciences / ACS Speed Controller
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CAMCO VARIPAK 600188 / 92A41567000000 JOG / STOP SPEED CONTROLLER DANFOSS
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BCI Model: TB45B Trigger Control Board with Knob
BODINE 3160180 G MOTOR CONTROL BOARD 3160290A PCB
BODINE 3160180 E MOTOR CONTROL BOARD 3160292 PCB
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Bodine Model: 831 DC Motor Control Unit.
Camco Model: 601RDM4H24-330 Indexer with Baldor: 25A0232034 & FD1543 Reducer
Traco Engineering TB5-5 Speed Controller in Hoffman w/
Camco: 902RDM-B104 Gear Box w/ Camco R250 Reducer and Baldor: CDP3450 Motor
Minarik Drives Model: RG310UA DC Motor Drive. New Old Stock H
FTI Mode;: FTI1295A Crown Feed Bowl Speed Controller
Tazmo Model: E0R05-17895B Pulse Control Board
Varitap Model: VP-05C Potentiometer with Light Star 605A-S Guage
Trane Company Model: VAL 0082. PN: 2701-1067-01-07
Trane Company Model: LNR 0033, PN: 2701-0300-01-07
Trane Company Model: SPG 0031, PN: 2701-1466-01-07
Trane Company Model: RLY 0453, PN: 2701-1560-01-07
Lot of Trane Company : GKT 1051, PN: 2701-2003-01-07
Sporlan Model: B10S2 Valve. 300 M.O.P.D. / 500 S.W.P.
Sporlan Model: C-417-S-T-HH Suction Line Filter Drier. New Old Stock
Trane Company Model: BRG 0071, PN: 4330-2308-01-07
Lot of Trane Company : GKT 1641, PN: 2701-5223-02-07
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Lot of Trane Company : GKT0058 Gaskets, 12 THK X 5.25
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Lot of Trane Company VAL 0060. PN: 2701-0524-01-07
Lot of Mixed Sporlan HVAC Product, See List Below
Lot of Sporlan Types: C-052-S Drier Filters. Qty. 2. New Old Stock
Lot of Sporlan Types: C-163 and C-164, New. 5 Pcs
SPORLAN CATCH ALL Type C-164 Valve. New Old Stock =
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AC&R Components S-6032 Refrigerant Muffler, 500 PSIG
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