SIS 系统卡件 TRICONEX 3625
·过程控制以计算机控制作为主流。近年来，计算机技术的飞速发展正迅速改变着工业自动化的现状，传统的生产过程计算机控制系统已仅仅是一个狭义的概念，现代计算机控制系统的含义已被大大扩展 ，它不仅包含我们最熟悉的各种自动控制系统、各种顺序逻辑控制系统、各种自动批处理控制系统及联锁保护系统，还包括了各生产工段和各生产车间的优化调度系统，以及整个企业的决策系统和管理系统。本文重点分析作为现代工业顺序逻辑控制的可编程逻辑控制PLC、现代工业主流的集散型控制系统(DCS)和未来工业主流的现场总线控制系统(FCS)及其相互关系。
1 F. Q7 e&＃39; |( @/ F( E) s8 X1 q( -----------------------------------------1 F. Q7 e&＃39; |( @/ F( E) s8 X1 q( ---------------
------------------------------------------1 F. Q7 e&＃39; |( @/ F( E) s8 X1 q(
NAMCO 20-230VAC 4.5MA 3 POLE PROXIMITY SWITCH EE560-844...
NIBCO 150 SWP 300 WOG PSI 3/4" NPT GATE VALVE, T-134 *N...
BELL 3/4IN. NPT SINGLE GANG BOX 5324-0 *NEW UNSEALED*
BROWNING 1-5/8IN. BORE COUPLING CHJP3X5/8 *NEW IN BOX*
HAYES 4-1/8IN. x 4-1/2IN. OAL SERIES 40 FLEXIBLE COUPLI...
BIMBA 1-1/16" BORE 1-1/2" STROKE PNEUMATIC CYLINDERS, 0...
T+H HLP 115V 300W CE0508 HEATING ELEMENT, LOT OF 4, NN...
STRAIGHT TEE 1/4" NPT CAST IRON FITTINGS, *NEW LOT OF 1...
PARKER 4MM TUBE O.D. SWIVEL TUBE FITTINGS, RED06L/04LLO...
ALCO 500 PSIG 1-1/8 IN. ODF SUCTION LINE FILTER DRIER, ...
HONEYWELL 1*** 125/250/480VAC MICRO SWITCH LIMIT SWITCH ...
LOCKWOOD PRODUCTS INC. 30-100PSI 1/4IN. LOC-LINE VALVE ...
BROWNING 2-5/8IN. ID X 3-1/4IN. OD 12 TEETH SHAFT-READY...
SYLVANIA 8W WARM WHITE FLUORESCENT BULBS, F8T5/WW *NEW ...
NORGREN 300 PSIG 150F 1/4" NPT PRESSURE REGULATOR, R72G...
HANSEN / EATON 3H21C INTERCHANGE HYDRAULIC FITTING SOCK...
EATON / HANSEN LL1S10 FLUID COUPLING SOCKET, STRAIGHT T...
PARKER NS-371-6FP QUICK COUPLING FEMALE COUPLER, 3/8" N...
BRAD HARR***N WOODHEAD 5 PIN DEVICENET CABLE ASSEMBLY D...
MAGNALOY COUPLING COMPANY 0.6IN. BORE SIZE COUPLING HUB...
TOTAL SOURCE TRUPAR AMERICA 4in.OD 1-1/4in.ID SHEAVE HO...
BRAD HARR***N 600V, 10A, 12 INCH #16AWG, MINI-CHANGE MO...
SIEMENS 24VDC COIL 4 N.O. CONTACTS CONTACTOR 3RH1140-1B...
FINISHED HEX NUTS 1/4IN. NPT HN1420188 *NEW IN BOX, LOT...
BROWNING 3/4" BORE 26 TEETH SPROCKET, 60B26 *NEW*
MAHLE 100 NOMINAL SIZE 210 BAR FILTER ELEMENT, PI-73010...
WATSCO 5/8 IN. SOLDER SUCTION LINE FILTER-DRIER, WDS-24...
MILLER 1-1/2" BORE 2" STROKE CYLINDER, HV2-6152R4B-01.?5...
PARKER 3/4"-16 NPT 1/2" TUBE O.D. HYDRAULIC FITTINGS, 1...
PARKER 1/4" NPT FEMALE HYDRAULIC FITTINGS, PHC1/4DD-S *...
ALLEN BRADLEY 24VDC COIL REVERSING CONTACTOR 104-C12DJ2...
S.C. 3/4IN. ONE HOLE STRAPS *NEW LOT OF 27*
HAM-LET 1/4 INCH TUBE O.D. STRAIGHT FITTINGS, 762LSS *N...
B-LINE 7/8IN. OD PVC PIPE CLAMPS B2008 *LOT OF 10*
BIRGHTON-BEST M12-1.75X70MM SOCKET HEAD CAP SCREWS, 532...
FESTO 1/4" TUBE O.D. 1/4" NPT TEE FITTINGS, QST-1/4-1/...
FESTO 1/8" THREAD MALE PUSH-IN FITTINGS, QSL-1/8-8 *NEW...
FESTO 1/4" THREAD MALE PUSH-IN FITTINGS, QSL-1/4-6 *NEW...
SMC 1/4" PORT 1/4" TUBE O.D. ONE-TOUCH FITTINGS, KQH07-...
SMC 1/2" PORT 1/2" TUBE O.D. ONE-TOUCH FITTINGS, KQH13-...
ALLEN-BRADLEY ,ILLUMINATED EXTENDED PUSH BUTTON, 800EM...
LOVEJOY SIER-BATH 1-1/4" X 1/8" KW HUB, 697904-00137 *N...
CARBIDE INSERT 7ZC8137-30 *NEW, LOT OF 5*
EXAIR NOZZLE 1009 HIGH EFFICIENCY COMPRESSED AIR BLOW-O...
WARD MANUFACTURING 3 X 2-1/2 BLK CI HEX BUSHING, BOX OF...
NYCOIL 1/4 INCH x 1/4 INCH MALE SWIVEL FITTING *NEW, LO...
