福建中立恒自动化设备有限公司
一、摘要 PLC是一种专门在工业环境下应用而设计的数字运算操作的电子装置。
它采用可以编制程序的存储器,用来在其内部存储执行逻辑运算、顺序运算、计时、计数和算术运算等操作的指令,并能通过数字式或模拟式的输入和输出,控制各种类型的机械或生产过程。PLC及其有关的外围设备都应按照易于与工业控制系统形成一个整体,易于扩展其功能的原则而设计。在工业生产的各个领域,机械加工企业为了提高生产效率,采用机械化流水作业的方式,对不同类型的零件分别组成的自动生产线。随着产品机型的更新换代,生产线承担的加工对象也随之改变,这就需要改变控制程序,使生产线的机械设备按新的工艺过程运行,而继电接触器控制器系统是采用固定接线,很难适应这个要求。大型自动生产线的控制系统使用的继电器数量很多,随着PLC的应用日益普及,其使用方法简单,便于掌握,且可靠性,抗干扰性很强,自身具有完善的功能.模块化的结构,使其在工业生产线上的应用越来越广泛。
发展趋势:1.向高速度、大容量方向发展
为了提高PLC的处理能力,要求PLC具有的响应速度和更大的存储容量。目前,有的PLC的扫描速度可达0.1ms/k步左右。PLC的扫描速度已成为很重要的一个性能指标。
在存储容量方面,有的PLC可达几十兆字节。为了扩大存储容量,有的公司已使用了磁泡存储器或硬盘。
2.向超大型、超小型两个方向发展
当前中小型PLC比较多,为了适应市场的多种需要,今后PLC要向多品种方向发展,特别是向超大型和超小型两个方向发展。现已有I/O点数达14336点的超大型PLC,其使用32位微处理器,多CPU并行工作和大容量存储器,功能强。
以下链接皆有货
SPX APV J035854 Homogenizer Poppet Valve
Flexlink XLTP 5A65 Plain Chain Flexible Conveyor Chain 12'
*SERVICED* SPX Lightnin A100 3-Blade Magnetic Base Agitator 6" Axial
Entertron SK-1600-A Circuit Board Programmable Controller ⚡️
FCI GF92-A0A1A1WWW30FHD1AC 4X Explosion Proof Flowmeter 50 PSIG
Tecan Falcon 14-Tube Carrier Assy 50mL, 17mm x 100mm
Rosemount 0068N11N00A020T34 Temperature Sensor Series 68 316SS
SMC MXS12-100F 0.15-0.7 MPs
Allen Bradley 20AD5P0A3AYNANNN Ser A PowerFlex 70 AC Drive & Keypad
Sealmaster SF-43 Flange Bearing 2-11/16" Shaft 4‐Bolt
IKA R1061813 FLG. Inlet Chamber 1” !~~
Festo DSR-40-180-P Pneumatic Rotary Actuator 120 Psi/8 Bar 13467 !
Telemecanique XY2CE1A190 Emergency Stop Trip Wire Switch
Check-Line Electromatic ETMP-100 Tension Meter ! !
Jamesbury VPVL250 DA B Valve Actuator Double Acting 116Psi
ENDRESS & HAUSER FTL50-ATE2AA4E4A LIQUIPHANT M LEVEL SENSOR +
Parker K022096 Single/Double Pneumatic Solenoid Sub Base
Siemens Field Interface Module 505-7202 !
Dayton 2M509A Permanent Magnet DC Motor 1/3Hp 90Vdc 1725Rpm
*FACTORY SEALED*Agilent G5550-23870 Air Connection Kit
Control Chief 90-20-0-021 Communicator Relay Module W/ Watchdog
Parker Cylinders CBB2MAU38AC 14.00 Hydraulic Cylinder Series 2MA 250Psi
*~Open~Box* INCON OM+8-115 Optimizer 115 VAC Circuit Breaker +
*DOA* Perkin Elmer 1296-0050 TRINEST MICROPLATE INCUBATOR SHAKER
!!! Perkin Elmer 70223180 Numatic Solenoid Valves +
Futaba FV10UC Pulscale FV Encoder w/ Amplifier Unit EWU002
Fisher Scientific 13-620-112 Accumet Electrode Epoxy Body pH/ATC +
Speedaire 1A210B Double Solenoid Air Control Valve 3/8” FA8 35-150PSIG IN.
Flowserve Pump Seal Assembly A2R15370-01
3 PORT
Palmetto Single Stationary Spring Cartridge Mechanical Seal 1-3/4”
FLOWSERVE 010840-03 Shaft W/Keys HN 2 BRG BRKT SHAFT 112 PUMP +
Allen-Bradley 836-C3S Enclosure Box Pressure Control .8-30Psi
Rosemount 1151DP4E22M4S2 Differential Pressure Transmitter
THK HSR25LB1SS(GK) Linear Guide Bearing Block Made
Bruel & Kjaer 4155 Prepolarized Condenser Microphone
Timken Tapered Roller Bearing w/Bearing Cone (Lot Of 6 Bearings)
Kyokutoh CDK-R-575 Auto Tip Dresser Type SE-JRFP 1.0KW 283RPM 575V ~
METSO 181573 PLC Module IOP346 Rev B1/B4
METSO 080422 PCA TC/MV Input PCB Assembly CAT.564-9-0-T
MERCER RUBBER EXPANSION JOINT 10" 250 - 8" 200 150 ASA PART#??
Ingersoll-Rand Piston Rod 37013430 36-5/8" Long
Camco 512RA4H32-120 Right Angle Indexing Drive ~ !!
Environmental Monitor Service EMS400 Opacity/Dust Monitor
Fischer & Porter DT-8128-2 Power Supply 15 Loop 120V 45VDC 66W ~
*Parts or Repair* Perkin Elmer Tower Assy FTB Snapl Autosampler N650-0914
Browning 4B154SF 4 Groove Fan Sheave 15.75" Dia A,B Belts
Tekel TKEEX 121.FRE.HD.2500.5.V.11.CPL.LD Angular Preset Encoder 5V
SURPLUS- Georg Fischer Typ PA11 Actuator 199150127 PPGF W/ Typ 546 d25DN20
!!! Allen Bradley 836-C7X171 SER A MAX RANGE 150 125VA 24-250V.AC MAX.
GE Fanuc IC697MDL653H Logic Input Module 24Vdc 32 Pt
- Nissei GTR G3F18N5-MM01TNNTB2 3~Ph Induction Motor 0.1kW 5:1 Ratio 4P
CATERPILLAR CAT 236-8090 PLATE AS
PerkinElmer N202-5334 Niobium Nb Hollow Cathode Lamp 334.9 WL
Romac Stainless Steel Pipe Repair Clamp SS1-13.10” x 20”
EL-O-Matic F0040U Pneumatic Valve Actuator 120Psi
*LARGE LOT SALE* Misc Merrill Filler Slat Counter Parts Thumper Bolts Bushings
ITT Hoffman Series 1140 Temperature regulator
Sealed Box MagneMotion Lite 700-1560-00 Puck
*PREOWNED & * SAS AIR CLEANING SPECIALIST 6" EXHAUST W/ ADAPTER
Vogel P846/BW6 Lubricator Pump ~
IKO NAST8ZZUU Roller Follower (Lot Of 10 ) Bearings +!
NTN 22226KC3 Spherical Self Aligning Doube Row Roller Bearing
Perkin Elmer N519-9504 Thermomechnical Analyzer
Getinge 554 15D 9 9 51 0 2061 Valve 99002067 Gemu DN15
Timken JM511946-90K07 Tapered Roller Bearing Assembly
Johnson Controls AS-UNT110-101 Unitary Controller w/ 8 BO's
Genuine Cummins Parts 1- BM79290 Fuel Pump Housing
Georg Fischer +GF+ 198 801 620 Flow Sensor PPTI 0.5-4"
Allen Bradley Main PCB MEC-10AV-0 VF-5 230 V 3/4HP 140842
Guardair Inforcer IN5048AQF Air Gun 48" Extension
Dynamix Agitators ITM-7305J-1 Tote Mixer 4 Blade Mixer 60” Shaft
GEA U Shaped Chopper 100206 D132 60Hz *+ PED*
Siemens 6ES7 441-2AA04-0AE0 Communication Module
TECH-MOTIVE TOOL ELECTRIC NUTRUNNER T066I030MSP3 MISSING PLASTIC COVER +
*PARTS* Perkin Elmer 1296-0050 TRINEST MICROPLATE INCUBATOR SHAKER
Control Chief Lightweight OCU Transmitter BTIND
HP DAI Board 79880-66528 Rev A
Wheelabrator 6778770 Tune-Up Kit 302716
Contec SAT-C3-AC SATWipes 6x9" 100/Bag 12Bags/Case
Adept Technology Robot Control MV-8 !
Perkin Elmer N2920191 Flexar UV/VIS Optimization Conver Kit Brownlee SPP
Chesterton 221 Split Seal 42617 Seal Size -15 Shaft Size 1.875
Reliance Electric P56H7213P W/ Tigear MR94621L1DQZ motor & brake !
Perkin Elmer B2190004, 87742008 LAMBDA 12/14 Keyboard Assembly !
APEX DYNAMICS PN023 NSNP
Majestic Transformer Company Bournemouth Transformer 550V 1KVA ||
GE CR9500A100A4A Industrial Solenoid Coil Pull Type 460V 1" Max
Teco Westinghouse XP1/56 Explosion Proof Motor Type AEHHXV 1-1/2HP
Girton 17X-660 C-8419-03 PCB Assembly
Parker GEM-VM50 Molex Breakout Module MOL39170-2150
Tracor Westronics Inc WI0SM413-00 Printhead & WI029760-00
Festo VADMI-200 Vacuum Generator 162510
Heidenhain 512 03S17-58 Rotary Encoder
Emerson 1074-4 PC Board Rev D & !
Baumer LBFS-01111.0 ClearLevel LBFS Point Level Sensor
Hahn Automation Cable Pre-Assembly 413135
CYBELEC NIN204 INPUT BOARD * - *
Banner Q45UBB63DACQ Ultrasonic Sensor 12-24VDC ~
Start International ZCM1000P504 Printed Circuit Board
Allen Bradley 845D-SJDZ25AGDW5 Ser A Optical Absolute Encoder 8-24Vdc
Rexnord 91040401 Coupling Gear 1025G10-2.000-XX 2" Bore
Ross D2773A6806 24vdc Single Pilot Valve ()
LENZE SM208S / SM208S
*Pre Owned* Rodix FC-92-4 Plus 121-8460 120 VAC 50/60HZ Bowl Inline +
Lexair Airmatic 1501-803 Air Operated Valve 1" V-704-5A
[10] Miller 168411 Drive Roll V-Groove .030/.045-1/16 Wire
Siemens F322HCH Safety Receptacle Switch 60A Interlocked 240V 3P +
Perkin Elmer N652-0211 Rev B Empower TD DRVS 1.1 Software Kit TurboMatrix
Monit
Keyence IV-150M Machine Vision Sensor Short-Distance Monochrome
Siemens 30CSDB32B1VF Enclosed Manual Size 0 Two Speed Starter 120V Coil
AGILENT 5610125200 Manganese Uncoded HC Lamp-MN || &Fast
PREOWNED MOXA EDS-G308 Ethernet Switch 8-Port Input: 12-48Vdc Rev 1.4.1
AMTECH Ultraweld 200/250 VAC & !
NKE CHP304A-100 Air Cylinder ~
Leeson C6T17WK10J 1HP Washguard Electric Motor 1725RPM 208-230/460V
Stellar Industries VCM-1 Hetronic K9048 Valve Control
SEALED AGILENT 5610125200 Manganese Uncoded HC Lamp-MN
Cincinnati Milacron Laser Cutter Circuit Board PCB 841116 Rev B Assy 84117!
International Light IL1350 Radiometer / Photometer w/ XRD340B
Hanna Instrument HI 8915 ATC pH meter Data Logger
Minarik Drives USIM-8 8-Channel Unipolar Signal ISO Module 230V
Panasonic M91ZA0G4L4 Single Phase Induction Motor 100V
* SURPLUS * Omega DRG-SC-RTD Signal Conditioner 9-30Vdc
ATLANTA Drive Systems Typ 58 86 052 5.0KW Nr. 64491 14.03
Gardner Denver Hoffman Lamson 300RMS6029 Seal Kit
TB Wood's SFBB 3/4" Stud Idler Bushing SF-BB-A Made
CRUV-16 Dristeem Cruv Humidifier Control 480V 3-PH 19.2A 16KW
Fuji Auto Breaker BW125RAGU 50A 3-Pole 220Vac 100kA
Avantor Sani-Tech STHT-R-HD-1500 84" Silicone Hose W/ Fittings
Spicer 209M90 Universal Joint Pump 2601 Size 125 Twin Disc