2600-8000 2600-8000 SC-5717 0-54349 XB4BVB3 [句子 最初,PLC主要用于开关量的逻辑控制。随着PLC技术的进步,它的应用领域不断扩大。 用PLC进行开关量控制实例是很多的,冶金、机械、轻工、化工、纺织等等,几乎所有工业行业都需要用到它。目前,PLC首用的目标,也是别的控制器无法与其比拟的,就是它能方便并可靠地用于开关量的控制。 Eaton LFD3150R Current Limiter Lenze 13.171.55.4.2.0 Servo Motor 0.2kW 3.000/min Crompton 467-069 Potential Transformer Pri. 69.28V Ratio 0.577:1 Rofin-Sinar Laser Mirror 403814 Ace Controls SC650M4 Miniature Shock Absorber Folger Adam 310-4-NFS-24D-630 Non-Fail-Safe Electric Strike 24VDC Lambda LFS42-24 Regulated Power Supply Edwards 52CA-N5-40WH Adaptabeacon Amber Rotating Light 120V Barden Bearing 105HDL Ball Bearing 1" 1 Box of 2 Pcs Yaskawa, SGMRS-37A2A-YR12, AC Servo Motor 1500rpm Square D 8736-SCO8-V02S Reversing Starter Size 1 3 Pole 110/120V Coil Matsushita A61L-0001-0086 Monochrome Monitor 9 Carrier HK-42FZ-012 Furnace Control Variable Speed 24VAC 225MA Omron CPM2A-40CDT1-D Programmable Controller Allen Bradley, W38, Overload Heater Element Allen Bradley, 42SRR-6002, Trans Beam Receiver Control SymCom 777-575-KW/HP Pump Saver Power Monitor 3Ph 500-600V 2-800FLA Rembrandt Flex-Mite Motor Coupler Series 2 Allen Bradley 802T-DN Limit Switch 10 Amp 600V Dayton / EZ Automation PLC W/ Graphic Interface D-220P-PLC Allen Bradley Bifurcated Fiber Optic Cable 99-206-1 Balluff, BES 516-3017-E4-C-PU, Proximity Sensor Switch 10-30VDC Electro Sensors 931 XP Sensor Hall Effect Explosion Proof Hazardous LOCAIION Infineon FZ1600R12KE3 IGBT Encapsulation Module Gleason 25970010 Circuit Board Relex 1101457 Gear Reducer 1:9 Bimba HSCX-17 Current Sourcing(PNP) Hall Effect Switch Cylinder POSTTTION Sensor HiTek MH100/503 PSA Power Supply Turck, Bi5-G18-AZ3X, Proximity Sensor Switch Allen Bradley, 836-A4X2, Pressure Switch Sensor Chessell 750-011-240 Temperature Control Delta V5-JC-R1A Laser Reflecting Barrier 115V 0.1A 50/60Hz Allied Moulded Products AM2068SO39 Ultra Guard Enclosure Aerovent 16L42B-TABD-2550-3/4 Fan 575V 3PH 0.75HP Keyence PJ-V21 Safety Light Curtain Transmitter and Receiver 140mm Burndy SC2/0 Servit Cover 50-Pack Alpha 020-168-27 Power supply Accessory Shelf AEC Hydreclaim Blender Controller Marathon X524/DUJ 56T1105307B Motor 3Ph 1.5Hp 1140Rpm 575V 02-102// SUNX SS-A5 (2EA) SENSOR Adams Rite 1850S-220-628 Short Throw Deadlock 31/32" Backset Square D 8910DPA33V09 Contactor starter 8910 DPA33
ABB Jokab Safeball Safety Switch JSTD1-C Vickers, DGMDC-5-Y-PK-30, Direct Check Valve Fanuc A20B-1001-0500/07B Control Board For Teach Pendant Cognex, ISS-5110-0000, 800-5834-1, In-Sight 5110 Vision System Schabmuller 50015930 DC Brush Motor Keyence Marker Builder Software MB-H2D3-DVD Werforma WM-ZG7-500-K4G4-C Deceleration Cylinder 500mm Stroke Fanuc A16B-2202-0772 Servo Driver Power Board Tocco 1578-0112 PC Relay Board ! AS IS ! ASCO Red Hat Valve 8320A37 24v coil Gould RB Denison NJ15-C-WS Inductive Sensor Proximity Switch PepperL & Fuchs, UC300-30GM-E6-V1, 027678, Ultrasonic Sensor Proximity Switch NE Heidenhain 287-807-30 Control Unit EXE-934 Max Motion MQS-104 Stainless Steel AC Motor 1HP 575V 3PH 60Hz Dart Controls 56G2(250) Isolated Voltage Follower w/ Auto-Manual Switch Allen Bradley 194E-KA32E Load Switch Mercoid DA-31-2-1 Pressure Switch 8-15 PSIG Banner 17879 Fiber Optic Sensor Fanuc, A20B-2900-0500/04B, Daughter Card Board Memory Module DVT Legend 540M High Speed Sensor Camera w lens Machine Vision Destaco Clamping Cylinder 860-205 Un Bosch 0608830194 Operator Interface Panel 24VDC Cutler Hammer A10D-1 Starter 45 Amp 575V Norgren 8286651.9302 Solenoid Valve 120V 60Hz 24VA Leeson, 174918, 3hp VFD 2.2kw Speed AC Motor Control GE RT22E IEC Overload Relay 30-43A 43 amp amps Motor Starter Master Pneumatic Regulator CGR55-1L30E5 Allen-Bradley Control Card 1370AR-117479 ! NIB ! Entrelec BFM HE 10/50 Breakout Terminal Block 50 PIN Allen Bradley 1785-L11B Processor Module 5/11 8K Allen Bradley Illuminated Push Button 800MS-CQT24R Brad Harrison, 301003A01F060, 47209-90, 10P Male 90Deg 6' Cable 16/10 Woodhead Emerson PCM-11 POSTTTIONing Servo Drive/Motion Program Controller 3pc SMC AS4000 PNEUMATIC IN-LINE NEEDLE VALVES Yaskawa Servopack JUSP-WS08AB Amplifier External Servo JUSPWS08AB Motoman Drive Allen Bradley MPL-B320P-MK72AA AC Servo Motor 2.0Hp 460V 5000RPM 0-334Hz Honeywell Micro Switch SBZ-2RDS5551-A2 Limit Switch w/ Spring Plunger Emhart / Platine E110327 Stud Welder Power Supply Board Allen Bradley 808-K4 Speed Switch Low Speed 1200RPM SMC, AP100-02-X201, Relief Regulator Mac Pneumatic Valve 53430-000-PM-591DA 6343D PME-591DAAG 24vdc solenoid Gates, 900H200, Synchro Power Grip Timing Belt 9257-3419 8pc Phoenix Contact Wiring Hood VC-K-T2 Parker A4AL Adaptomode Series Pressure Regulator 3/4" Port Fuji Electric CP32D Circuit Breaker 0.5A Telemecanique 30mm Push Button ZB3-BA16 Cutler Hammer 3 Phase Power Supply Module 8793C15G01 TB Woods 5V1182 5V11.82 Narrow V-Belt Sheave Mitsubishi FR-K-H3700 Transistorized Inverter GE Security DM1500VFA3TS Vari-View 5 Inch High Resolution Dome Suction Cup Vacuum 22602181001 Gima TES P/N 911225 A=10 B=11 C=4 D=19 TotalComp GS-FLS-50 Load Cell Single Point ImmerVision IMV-1 1/3 Panomorph 360 Degree Lens Elektrobit SYHA V1.0 Terminal Board Power Supply
如今,PLC不仅用于开关量控制,还用于模拟量及数字量的控制,可采集与存储数据,还可对控制系统进行监控;还可联网、通讯,实现大范围、跨地域的控制与管理。PLC已日益成为工业控制装置家族中一个重要的角色。。3.1用于开关量控制
PLC控制开关量的能力是很强的。所控制的入出点数,少的十几点、几十点,多的可到几百、几千,甚至几万点。由于它能联网,点数几乎不受限制,不管多少点都能控制。
所控制的逻辑问题可以是多种多样的:组合的、时序的;即时的、延时的;不需计数的,需要计数的;固定顺序的,随机工作的;等等,都可进行。
PLC的硬件结构是可变的,软件程序是可编的,用于控制时,非常灵活。必要时,可编写多套,或多组程序,依需要调用。它很适应于工业现场多工况、多状态变换的需要。
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