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(6) 信息技术渗入可编程序控制器
信息技术渗入可编程序控制器是为了适应工厂控制系统和企业信息管理系统日益有机结合的发展趋势,适应在控制层面上让不同品牌的可编程序控制器之间、可编程序控制器与分布式控制系统之间有效交换数据的要求。实际上多任务系统的实现、网络能力的提高、软件集成的发展使得信息技术很容易的就与可编程序控制器系统融为一体。
(7) 加强技术
随着可编程序控制器应用领域的扩大,对可编程序控制器系统的可靠性要求也越来越高,加强可编程序控制器的技术也成为了一个新的发展方向。具有容错和冗余性能的故障防止型可编程序控制器已经出现,具备在线插拔的双通道的信号模板和电源模板。内藏冗余的CPU系统的过程控制器也已出现,这种过程控制器利用内部测试电路检查、诊断I/O模板的运行状况,而不是采用冗余的I/O模板。GE Fanuc公司推出了三合一的可编程序控制器,这种可编程序控制器是目前唯1实现全系列兼容、热备和三取二表决的高可靠性型可编程序控制器。
BIMBA CYLINDER DOUBLE ACTING, BF-093.75-D, BF09375D, SHIPSAMEDAY1550D7
Swagelok TEE & FEMALE CONNECTOR SS-8-VCR-T & SS-8-WVCR-6-810, 118Q5
Square D Magnet Coil 1707S1T20A, Shipsameday W2/3daysshipping 1647A8
Allen Bradley N2X Heater Element Shipsameday W/2-3daysshipping 101CB
CKD SSD-L-40-50, SSDL4050, Ship Same Day 1651A
Precision A2015-BB, 3/32 Orifice, ShipSameDay W2/3 Days Shipping1172Q
Ferraz Shawmut TRIONIC, TR1-1/8R
Georg Fischer Diaphragm Valve 3/4 PVC, SCH 80, 161.314.693, 161-314-693
Fairchild Z16695-10172, Model 10, Pressure Remgulator 1552K
Phoenix Contact IB IL 24 DI 4-PAC, 2861234, Shipsameday Free 1179K
Microchip EEprom 512X8, 93LC66A-I/S0017, Lot Of 350, H57
Fairchild REGULATOR Z16541-1, SHIPSAMEDAY 1552J
Texas Supply Voltage, TLC7703ID, 296-3272-5-ND, H47
Fairchild Schottky Diodes Sot-23 30V, BAT54, shipsameday H63
Fairchild Schottky Diodes Sot-23 30V, BAT54, shipsameday H63
Montronix TS100 Tool Monitor, Shipsameday, Rack E E17
Decco Coil 9-113M-083, 9113M083, Shipsameday 1652BE
SMC NVZ5520-3G-01T, NVZ55203G01T, Ship Same Day With 2-3 Days Shipping 1651B5
SWAGELOK SS-3DK-DS, SS3DKDS, Seal Kit Sc-11 Clean, BOX C 1600AA
Idec HW-P & LW-C5 Green & White Push Button, HWP & LWC5 1603A9
Analog Devices AD8307ARZ, Logarithmic Amplifiers DC to 500MHz 92dV118
KINGS Adapter KC-99-38, KC9938, BNC, F-F, Herm, 1new/1use 1623Z5
Swagelok SS-3K-CH8-BN, SS3KCH8BN, Buna 316 SS CH4, SHIPSAMEDAY ZB88
Legris Elbow Push Fitting 30096218, 1/2 T X 3/8
Spears Cross 1.50, 820015, Lot-2, PVC, SxS, ShipsameDay 114E
SMC CDJ2B10-15A-H7A2S, D-H7A1
Cable Premade With Lug 3 Cobra Wire X-Flex E163983 X 12 E
Telemecanique Flashing Light Amber 230V, XVA-C6.A220, XVAC6A220, XVA-LC6 1224R
ISLIKER MAGNeTE GKs-20.05-W/V1181, 24vdc, Hub 05mm, Nr:052577001/K1869, J24
A&N CF133, F0133X000NW, 133-000-WN, With 1/4-20 Tap Center, Lot Of 9, 1325A4
SWAGELOK BELLOWS VALVE SS-4BG-V51-VD, SHIPSAMEDAY128B3
Johnson Control FPC1011, FPC-101-1, 27-2645-9, UDTZ19G9, Shipsameday 1474R
allen Bradley Overload Relay 40185-803-01, 4018580301, Shipsameday1220B
Altera Complex Programmable Logic Devices EPM3256ATC144-10, SHIPSAMEDAYAA35
NUPRO Quarter Turn Instrument Plug Valve, 3/8, SS-6P6T, SHIPSAMEDAY128C2
NUPRO Purity High Pressure Diaphragm, SS-DLV51, SHIPSAMEDAY128C3
Koganei ATBDA10x20, Shipsameday 1177A27
SWAGELOK Bellows Sealed Valve, SS-8BK-309, SHIPSAMEDAY128C4
Fujikin angle Valve 0.P.0.4~0.6 MPa Type N.C, 402984, 1/4FVCR SHIPSAMEDAY128C1
SMC Digital Pressure Switch, ISE30A-N01-E, ISE30A-NO1-E, SHIPSAMEDAY125LA
GE Fanuc IC600BF910K, 44A717534-G01, 44A717682-001, Shipsameday B7
SWAGELOK UNION REDUCE 3/8 T x 1/4 T, SS-600-R-4, SHIPSAMEDAY1222A10
TE Connectivity 8pos, 2-640463-2, A24784-ND, 26404632, M21
SMC CDM2KF32157, CDM2KF32-157, Shipsameday 1178E
GC Solenoid Valve 2 Way 1/4 Npt, S302GF16E3BE1, Shipsameday 1605G4
Lumberg ZV2-4-3-165/5M, ZV243165/5M, Shipsameday 140J
Vexta Stepping Motor Model PK266-03A, 2 Phase, Shipsameday154E
ADAPTER NW50x3/4FNPT, Qf50x3/4fnpt, Kf50x3/4fnpt, SS, 1371L