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
7MBR50UB120 7MBR50UB-120 FUJI MODULE
7MBR50UB120-50 FUJI MODULE 7MBR50UB-120-50
7MBR50VB120-50 7MBR50VB-120-50 FUJI MODULE
7MBR50VP-120-50 7MBR50VP120-50 FUJI MODULE
7MBR50VR12050 7MBR50VR120-50 7MBR50VR-120-50 FUJI MODULE
7MBR50VR120-56 7MBR50VR12056 FUJI MODULE
7MBR75SA-120B FUJI MODULE 7MBR75SA120B
7MBR75SD060 FUJI MODULE 7MBR75SD-060
7MBR75SD120A-50 7MBR75SD120A50 7MBR75SD-120A-50 FUJI MODULE
7MBR75U4B-120 7MBR75U4B120 FUJI MODULE
7MBR75U4B-120-01 7MBR75U4B120-01 FUJI MODULE
7MBR75U4B120-50 FUJI MODULE 7MBR75U4B-120-50
7MBR75U4B120B-01 7MBR75U4B-120B-01 FUJI MODULE
7MBR75U4B120B-51 7MBR75U4B120B51 FUJI MODULE
7MBR75U4R120-50 7MBR75U4R-120-50 FUJI MODULE
7MBR75UB120 7MBR75UB-120 FUJI MODULE
7MBR75UB120-50 FUJI MODULE 7MBR75UB-120-50
7MBR75VB120-50 7MBR75VB-120-50 75A 1200V FUJI MODULE
7MBR75VN120-50 FUJI MODULE 7MBR75VN-120-50 75A 1200V
7MBR75VP060-50 7MBR75VP-060-50 FUJI MODULE
7MBR75VR120-50 7MBR75VR-120-50 FUJI MODULE
7x BARBER COLMAN SERIES 10 CONTROLLER , 20-2149-1, 20-5155-1, 10QT0JC00000100
7x GLENAIR 8713 Circular MIL Backshell, 402FS001NF1606L4D, S30529FS1606D2 #137B4
7x GLENAIR Circular MIL Spec Backshell, 390FS011NF1605L4, S30259FS1605-1 #137GL
7x NUPRO Poppet Check Valve Fixed Pressure 1/4" FNPT, 10 PSI, SS-4C2-10 #134A2
7x Swagelok SS-1010-3-10-6 Reducing Union Tee 5/8x5/8x3/8, 764LRSS5/8X5/8X3/8#R9
7x, MKS Baratron Pressure Transducer 20 Psig, 1/4" FVCR, 131882-G3, 131882G3
7x, SWAGELOK SS-FL4VF4SL4-10, SSFL4VF4SL410, Braided Hose 1/4" T x 1/4" VCO
80363969-150 HONEYWELL 16 CHANNEL OUTPUT MODULE CARD
870-5345-000 MODULE 3019/00 PRINTED CIRCUIT BOARD W/ CABLE MATCODE 101-77281
8G01BP0285 9A2160-310 9A2159-210 4PDK107700 9A2116B260 8G01BP0295 8G01BP0285
8x Amphenol Circular Spec Back shell M85049/10-17W, AP85049-F,#137GV
8x FUJIKIN DIAPHRAGM SOFT-SEAL 1/4" VCR, D74D00 (7X) A71817 (1X)
8x GLENAIR Circular MIL Spec Backshell, 402FS001NF2004L4B, S30529FS2004B2 #137GK
8x PARKER 4F-Q4VY-SSK3 & 4F-Q4VN-SSK3 & 4F-Q4CY-SSK3 & 4FQ4CN-SSK3 #ZN13
8x Veriflo Diaphragm valve 1/4" TBW, 945A0PLPNCSG111VESP, 945AOPLPNCSG111VESP
900P01-0301 HONEYWELL POWER SUPPLY
9029-254AT 9029254AT WESTCODE MODULE
90MT140KB INTERNATIONAL RECTIFIER MODULE
91MT160KB INTERNATIONAL RECTIFIER IR MODULE
927566 FUJI TRANSISTOR MODULE
92MT120KB INTERNATIONAL RECTIFIER MODULE
92MT160KB INTERNATIONAL RECTIFIER MODULE
9x Druck Pressure Transducer 50 PSIA, 6V, PDCR330, PDCR 330, #1551WC
9x SIEMENS PROXIMITY SWITCH 3RG4024-0GB00, 3RG4024-OGB00, #1614C2
9x, SWAGELOK BONNET NEEDLE VALVE 1/4", SS-1KS4-SH, SS1KS4SH,#1326C2
A&N Bellows Vaccum Flexible Hose Medium Wall NW40 x 44" long, SS, KF-40FH-44,
A&N CORP AV250-LF-E-AA-MI MANUALLY OPERATED ANGLE VALVE NW-63 ISO 63
A&N Corporation B4100-QF25 Manual 2-Way Ball Valve Stainless Steel QF25
A&N CORPORATION E4200-QF50-AS-PI HIGH VACUUM VALVE ACTUATECH GS 30-F05-F07
A&N TL4200-QF50-AS-PI04-H062, S104161-1335525-01, GS600530517S4, SP012A0-DHW00A1
A06B-0061-B003 A06B0061B003 GE FANUC AC
A06B-6093-H152 FANUC SERVO AMPLIFIER A06B6093H152
A0J2-E24R MITSUBISHI MELSEC PLC A0J2E24R AOJ2-E24R
A0J2-E56DR MITSUBISHI PLC PROGRAMMABLE LOGIC CONTROLLER
A0J2HCPU MITSUBISHI MELSEC A0J2H-CPU
A1-103-001-021 POWEREX POWER MODULE A1103001021
A16B-1211-0960 GE FANUC BOARD A16B-1211-0960/02A A16B12110960 02A
A1S62DA MITSUBISHI D/A CONVERTER MODULE
A1SCPU MITSUBISHI PLC CPU UNIT
A1SD62D MITSUBISHI PLC
A1SD75M2 MITSUBISHI POSITIONING MODULE
A1SD75M3 MITSUBISHI PLC
A1SH42 MITSUBISHI MELSEC PLC MODULE
A1SJ61BT11 MITSUBISHI PLC
A1SJ71AT21B MITSUBISHI PLC PROGRAMMABLE LOGIC CONTROLLER
A1SJCPU-S3 A1SJCPUS3 MITSUBISHI PLC
A1SJHCPU MITSUBISHI MELSEC PLC A1SJH-CPU
A1SY41P MITSUBISHI PLC MODULE
A1SY80 A1SY8O A1S-Y80 MITSUBISHI MELSEC PLC
A20B-2002-0520 A20B20020520 GE FANUC DRIVER BOARD
A20B-2100-0762 A20B21000762 GE FANUC BOARD
A2ACPU21 MITSUBISHI PLC A2ACPU21
A2ACPU21-S1 MITSUBISHI PLC A2ACPU21S1
A2ACPUP21-S1 MITSUBISHI PLC A2ACPUP21S1
A2ACPU-R21 MITSUBISHI PLC A2ACPUR21
A2ACPU-R21-S1 MITSUBISHI PLC A2ACPUR21-S1
A2ACPU-S1 MITSUBISHI PLC A2ACPUS1
A2NCPU-P21 A2NCPUP21 MITSUBISHI MELSEC
A2NCPU-S1 MITSUBISHI MELSEC PLC A2NCPUS1
A3ACPU MITSUBISHI MELSEC
A3ACPUP21 MITSUBISHI MELSEC A3ACPU-P21
A3ACPUR21 A3ACPU-R21 MITSUBISHI MELSEC
A3ACPU-S1 MITSUBISHI MELSEC A3ACPUS1
A3NMCA24 MITSUBISHI PLC MEMORY MODULE A3NMCA-24
A3UCPU MITSUBISHI PLC
A50L-0001-0259#S A50L-0001-0259/S FANUC MODULE
A50L-0001-0260#S FANUC MODULE A50L00010260#S A50L-0001-0260/S
A50L-0001-0266#N FUJI FANUC MODULE A50L00010266#N
A50L-0001-0295/LN A50L-0001-0295#LN A50L00010295LN FANUC MODULE
A50L-0001-0295/LP FANUC MODULE A50L-0001-0295LP
A50L-0001-0295/N FANUC MODULE A50L-0001-0295#N
A50L-0001-0302/L A50L-0001-0302#L FANUC MODULE
A50L-0001-0338 A50L00010338 FANUC MODULE
A50L-0001-0342 A50L00010342 FANUC MODULE
A50L-0001-0348 FANUC MODULE 6MBP50RA12001 A50L00010348 6MBP50RA120-01
A50L-0001-0349 A50L00010349 FANUC TRANSISTOR MODULE
A50L-0001-0375 A50L00010375 FANUC MODULE
A50L-0001-0404 FUJI FANUC MODULE A50L00010404
A50L-0001-0419 A50L00010419 FANUC IGBT MODULE
A50L-0001-0422 A50L00010422 FANUC MODULE
A50L-1-0175 A50L10175 TOSHIBA MODULE
A50L-1-0221 A50L10221 TOSHIBA FANUC MODULE
A50L-1-0222 TOSHIBA MODULE
A50L-1-1222 A50L11222 FANUC MODULE
A50L-5000-0025 A50L50000025 FANUC MODULE
A52HA3.7A-C A52HA3.7AC MITSUBISHI MODULE
A58L-0001-0185 A58L00010185 FANUC CONTACTOR
A58L-0001-0332 A58L00010332 FANUC CONTACTOR
A58L-0001-0333 A58L00010333 FANUC CONTACTOR
A5E00296891 + FS450R12KE3 SIEMENS INVERTER BOARD AND POWER MODULE SET
A5E00297617 + FS225R12KE3-S1 SIEMENS INVERTER BOARD AND POWER MODULE SET
A5E00297630 SIEMENS INVERTER BOARD
A5E00415900 SIEMENS INVERTER BOARD
A5E00714561 SIEMENS INVERTER DRIVER BOARD
A5E00714562 + FS450R12KE3-S11 SIEMENS INVERTER BOARD AND POWER MODULE SET
A5E00714562 or A5E00714560 SIEMENS INVERTER BOARD
A5E00714563 SIEMENS INVERTER BOARD
A5E00825001 SIEMENS INVERTER BOARD
A5E00825002 + FS450R12KE3 SIEMENS INVERTER BOARD AND POWER MODULE SET
A5E00825002 SIEMENS IGD BOARD
A5E00994796 SIEMENS INVERTER BOARD
A62DA-S1 A62DAS1 MITSUBISHI PLC
A70P1000-4 FERRAZ SHAWMUT SEMICONDUCTOR FUSE FO
A70P800-4 FERRAZ SHAWMUT AMPTRAP FUSE
A70P900-4 FERRAZ SHAWMUT AMP-TRAP MERSEN FUSE
A70QS225-4 MERSEN FERRAZ SHAWMUT FUSE A70QS2254
A70QS250-4 MERSEN FERRAZ SHAWMUT FUSE A70QS2504
A70QS350-4 MERSEN FERRAZ SHAWMUT FUSE A70QS3504
A70QS400-4 MERSEN FERRAZ SHAWMUT FUSE A70QS4004
A70QS450-4 MERSEN FERRAZ SHAWMUT FUSE A70QS4504
A70QS50-4 MERSEN FERRAZ SHAWMUT FUSE A70QS504