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
ALLEN BRADLEY 1398-DDM-030 SERVO DRIVE
ALLEN BRADLEY 1398-DDM-030 SERIES A SERVO DRIVE
RELIANCE ELECTRIC 14C32 NO COVER (66538 - )
HONEYWELL V5055C 1018 VALVE
CONTROL TECHNOLOGY INC 2552-1 PLC MODULE
MICHELL INSTRUMENTS EA2-TX-80HD SENSOR
LEESON 122179.00 MOTOR
ListingSIEMENS 4AM9996-0AJ60-0CA0 TRANSFORMER
EXOR 6ZA976-7 HMI
RELIANCE ELECTRIC B79B4676M DUTY MASTER AC MOTOR W/ELECTRA 7722868 MD REDUCER
LENZE SF475 DRIVE
SCHNEIDER ELECTRIC 8030-PS-25 PLC MODULE
SCHNEIDER ELECTRIC XBTGT5330 HMI
BALDOR MOTOR CM3542 3/4HP 208-230/460V 3.2-3/1.5A FLEXALINE REDUCER RATIO:20
ACCUWEB CP 1000-02 CONTROL PANEL
TRABON 163-310-000 CONTROL PANEL
AMETEK AEVF 3-PHASE INDUCTION MOTOR (146147 - )
SANYO DENKI 20BM040CXP6R SERVO MOTOR
MICRO MOTION DL100S202SU SENSOR
ALLEN BRADLEY 2711P-K7C4D1 SERIES A HMI
FANUC A06B-6127-H207 SERVO DRIVE
EMERSON F533 MOTOR (134821 - )
TELELINE CANADA 26S10MA38H HMI
BOSCH TDM1.2-050-300-W1-000 SERVO DRIVE
YASKAWA ELECTRIC JANCD-YIF01-1E PLC MODULE
ALLEN BRADLEY 2711-T10C10 SERIES C HMI
1 ALLEN BRADLEY 2711-T10C10 SERIES C HMI
US MOTORS F-8000-01-272 1/2HP 230/460V 2.06/1.03A 60HZ 3PH 1745RPM FRAME 56-5
SIEMENS MD62T700 CIRCUIT BOARD
SOLA HD Y2000 TRANSFORMER
FESTO VSTA-FB SOLENOID VALVE MANIF CONTROL BLOCK 24VDC (21486 - )
ASEA BROWN BOVERI 3HNE00311-1 TEACH PENDANT
EATON CORPORATION 8170A-6501 PLC MODULE
KEYENCE CORP IX-H2000 SENSOR
WITTENSTEIN TP025S-MF2-16-0G1-2S GEAR
ALLEN BRADLEY 20AD2P1A2AYNNCNN SERIES A DRIVE
MITSUBISHI Q13UDEHCPU PLC PROCESSOR
VIDEOJET 26278 PRINTHEAD
DANFOSS 131B0036 FREQUENCY INVERTER (156306 - )
LEESON 112524.00 W/ HU0 MC MOTOR (135460 - )
BOSCH R900927231 VALVE
1 BOSCH R900927231 VALVE
FANUC A06B-0356-B756 SERVO MOTOR
ALLEN BRADLEY 592-EC2DC SERIES C CONTACTOR
RELIANCE ELECTRIC P56X1526R AC MOTOR .5HP 1725RPM 3PH 230/460V 1.5/.75A (21570
ASEA BROWN BOVERI ACS550-U1-03A3-4 DRIVE
SICK XC40E-1803A0A0CBA0 LIGHT FIXTURE
ROBO CYLINDER RCP-SSI-H-600-M PNEUMATIC CYLINDER
GARDNER DENVER 2FC4752-1NE00 DRIVE
ASEA BROWN BOVERI TB82PH1010110 SIGNAL TRANSMITTER
OMRON V750-BA50C04-US RFID SCANNER
ALLEN BRADLEY 5069-IB16 SERIES A PLC MODULE
MITSUBISHI HA 103CS SERVO MOTOR
ALLEN BRADLEY 100-B180ND3 CONTACTOR
EATON CORPORATION DIL4M115230V50/60HZ CONTACTOR
ASEA BROWN BOVERI DM-30 DRIVE
DOVER CORPORATION SMARTDATE-2-PRINTER PRINTER
REXROTH PV7-17/10-14RE01MC0-16 PUMP
DORNER 33-1163-0422 W/ 820-273 MOTOR
ASEA BROWN BOVERI S-4050-P-H00AA SERVO MOTOR
MITSUBISHI Q173DCPU PLC MODULE
SICK SRM50-HXZ0-S24 ENCODER
SICK CLV430-2010 BARCODE SCANNER
NIDEC CORP 5002696 MOTOR
SIEMENS 6SX7-010-0KB00 CIRCUIT BOARD
KRONES 0-900-06-884-0 TRANSFORMER
ODRIVE R37DT71D4/BMG/HR/TH MOTOR
SCR MODEL SCR 40-13 SER. 2D-2116 ADJUSTABLE POWER SUPPLY 0-40V 0-13A (66191 -
SCHNEIDER ELECTRIC 3S1F TRANSFORMER
DANFOSS 131B2124 DRIVE
SIEMENS 1LA90966KA12 MOTOR
STERLING ELECTRIC SBY054MCA W/ S215B002056 MOTOR
ROBATECH 136453 L.1.5MT HOSE
GEC MEASUREMENTS MCND01D1BD0005A NEGATIVE SEQUENCE OVERCURRENT RELAY (153007 -
SICK FGSS 600-211 LIGHT CURTAIN (136400 - )
ALLEN BRADLEY 1719-AENTR SERIES A PLC MODULE
ALLEN BRADLEY 2094-EN02D-M01-S0 SERIES A SERVO DRIVE
EMERSON SDU 500A POWER SUPPLY
INTERAPP ES2-P01H SWITCH
MICRO MOTION DL100S202PU SENSOR
MARATHON 143THTR5326DA INDUCTION MOTOR (137422 - )
ALLEN-BRADLEY 1391-DES15-DI-AQB SERVO CONTROLLER (124821 - )
ALLEN BRADLEY 160-BA03NPS1 SERIES C DRIVE
1 ALLEN BRADLEY 160-BA03NPS1 SERIES C DRIVE
ASEA BROWN BOVERI A210P-20-11-84 CONTACTOR
ALLEN BRADLEY 1302-C002-AA DRIVE
FORNEY 7819505 SENSOR
DANFOSS 131F0716 DRIVE
XENON 289-0019 POWER SUPPLY (151744 - )
ODRIVE MFI21A/MM05B/Z18A 0/AF0 (64583 - )
KRONES K406-180 H-DOWN SPINDLE 180 MM LENGTH (X35) (25856 - )
SIEMENS 6AV2124-0GC01-0AX0 HMI
SIEMENS 6AV2124-0GC01-0AX0 HMI
HONEYWELL TC-IXL061 PLC MODULE
HONEYWELL TC-ODJ161 PLC MODULE
HONEYWELL 4DP7APXIO-211 CIRCUIT BOARD
SIEMENS 4AM5742-8DD40-0FA0 TRANSFORMER
SIEMENS 96HE20AF RELAY
BOSTON GEAR F718-15-B5-J GEAR
DODGE 202A05L56 TIGEAR-2 RIGHT ANGLE GEAR REDUCER 5:1 RATIO 3.5HP (72086 - )
ALLEN BRADLEY 2711-T5A15L1 SERIES B HMI
OMRON 7412-1000-1002 BARCODE SCANNER
VARTECH SYSTEMS VTPC190W3VB-DHA-NR-DAA-D-MF HMI
REXROTH R404065309 PNEUMATIC CYLINDER
FANUC A06B-0128-B575#7008 SERVO MOTOR
ROSEMOT 0065D21D0110D0160T42G3 TESTING DEVICE
ADEPT TECH 10332-12400 CIRCUIT BOARD
GROVE GEAR GRL-B-832-30-L IRON MAN REDUCER (65769 - )
DURANT 51100-400 COTER
GENERAL SIGNAL Y2000 TRANSFORMER (137587 - )
BALDOR M3554, INDUSTRIAL MOTOR (72255 - )
M3554, INDUSTRIAL MOTOR (72255 - )
SIEMENS 3RT1076-6AR36 CONTACTOR
POWERTRON 80S-1-CR/6135 AMPLIFIER MODEL B534 115VAC 3A (45775 - )
SM HYPONIC RNYM05-1420YC-60 MOTOR
NORD SK 2SMID63AZBD-71L/4 CUS MOTOR
BROWNING W06-E459-N GEAR REDUCER (134551 - )
TIGEAR 20Q25H56 REDUCER (159055 - )
DAYTON 4LW80 MOTOR
ALLEN BRADLEY 2711-T10C15 SERIES B HMI
EMERSON DXE-208C MOTOR
ALLEN BRADLEY 1734-AENTR SERIES C PLC MODULE
MARTIN C570 14 1/2IN EXTERNAL TOOTH SPUR GEAR (156964 - )
NIDEC U3P2D MOTOR (143455 - )
SICK ISD400-6111 SENSOR
ODRIVE R57AM182 MOTOR
KRONES 5PP5:211170.007-00 HMI
ASEA BROWN BOVERI VWDM3546 MOTOR
ALLEN-BRADLEY 1772-LP1 SER. B PROGRAMMABLE CONTROLLER (57990 - )
A. O. SMITH T46003 CENTURY II ELECTRIC MOTOR 2HP 3510/2895RPM 230/460VAC
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