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810-058546-001
810-058546-001
810-058546-001
DCS在控制上的大特点是依靠各种控制、运算模块的灵活组态,可实现多样化的控制策略以满足不同情况下的需要,使得在单元组合仪表实现起来相当繁琐与复杂的命题变得简单。随着企业提出的高柔性、益的要求,以经典控制理论为基础的控制方案已经不能适应,以多变量预测控制为代表的控制策略的提出和成功应用之后,过程控制受到了过程工业界的普遍关注。需要强调的是,广泛应用各种控制与优化技术是挖掘并提升DCS综合性能有效、直接、也是具价值的发展方向。
在实际过程控制系统中,基于PID控制技术的系统占80%以上,PID回路运用优劣在实现装置平稳、、运行中起到举足轻重的作用,各DCS厂商都以此作为抢占市场的有力竞争砝码,开发出各自的PID自整定软件。另外,根据DCS的控制功能,在基本的PID算法基础上,可以开发各种改进算法,以满足实际工业控制现场的各种需要,诸如带死区的PID控制、积分分离的PID控制、微分先行的PID控制、不完全微分的PID控制、具有逻辑选择功能的PID控制等等
MS-0550001 Differential Pressure Indicator 0,6 - 0,8BAR B&K000166
MS1-12Ex0-R TURCK MULTISAFE SWITCHING AMPLIFIER
MSA 9010 Gas Meter Control Unit
MSA AUER 3020-705 Chemical Protective Suit Anzug, KS, CH, Hy, MA
MSA Facepiece For Breathing Apparatus 484916
MSA FUEGO TYPE A FIRE HELMET SIZE 52-64
MSA Headset CCHS Type 1
MSA Sordin CC Passive Twin Part No. 41000 Headset
MST Responder Pigtail 599-219046
M-System HVP-6-R I/P Transducer
M-System M-Unit AB-AA-R Analog Backup Station
M-System WJS-1AA-C Self-Synch XMTR
MTF-T057AMSLN Display Removed From Unitronics V570-57-T20B HMI
MTL 3021 Solenoid Alarm Driver MTL 3000 Series
MTL 4023 Solenoid / Alarm Driver, With Line Fault Detection
MTL 4046P High power isolating driver, for HART valve positioners
MTL 5014 Single-Channel Switch Detector Interface Relay Output 3 Qty
MTL 5023 Solenoid/alarm with logic control, phase reversal and line fault detec.
MTL 5043 Repeater Power Supply 4/20mA
MTL 5514 Switch/proximity detector interface with line fault detection alarm
MTL 5541AS Repeater, 4/20mA, Current sink passive I/P for smart tx.
MTL 728P+ Shunt-diode safety barrier
MTL 729P+ Shunt-diode safety barrier
MTL 766ac Shunt-Diode Safety Barrier (4 pcs)
MTL 787S+ Shunt-diode safety barrier
MTL 788+ Shunt-diode Safety Barrier
MTL 796- Shunt-diode safety barrier
MTL5014 Single-Channel switch/proximity detector interface
MTL5016 Two-channel Switch / Proximity detector I/F, With Relay Output, Phase Re
MTL5041 Repeater Power Supply 4/20mA
MTL5043 Repeater power supply 4/20mA for 2 wire transmitters with dual output
MTL688 IS Indicator MTL688 Loop Powered IS Indicator
MTL688 IS Indicator MTL688 Loop Powered IS Indicator Measurement Technology
MTL7728+, MTL 7779+ and MTL7729P+ MTL Safety Barrier Total 17 pcs Lot
MTU Elektronik X00004480
MTU Elektronik X00004516
Multitek M200-A30 Current Relay
Murr Electronik MPS5-230/24 Switch Mode Power Supply 87762
Murr Elektronik 50040
Murr Elektronik 50041
Murr elektronik 51120 Interface Relay Module
Murr Elektronik 51540 Relay
MURR Elektronik 85063 Switch Mode Power Supply MCS20-115-230/24
Murr Elektronik MCS10-230/24 Switch Mode Power Supply 85085
Murr Elektronik MICO 4.6 Art.No. 9000-41034-0100600 Auxiliary Circuit Switch
Murr Elektronik MPS3-230/24 Switch Mode Power Supply 85051
Murr Elektronik MPS3-230/24 Switch Mode Power Supply Art. No. 87760
MURRELEKTRONIK 51540 RM 12/24 Output Relay
Musasino L5Z Barrier Plate
NA-1E222 Norcontrol Automation EMT I/O & Power Card
Nabco 72708726-14 Pneumatic Valve Wabco 3722250220
NABCO ML-800II Telegraph Logger
NABCO NC-102-13 Circuit Board
NABCO NE-133-01 Processor
NACCO M.H. 051306005 Circuit Board
Nakakita EV-70 Level Indicator / Pressure Gauge
Nakakita Seisakusho / Midori Precisions RV505B Converter
Nakakita Seisakusho Co Ltd. 92J4002 Zener Barrier Type SD6OI Explosion Proof
Nakakita Seisakusho Controller Type HTC
Nakakita Seisakusho NS664 003 B AC115V 50/60Hz Press 1.0-9.9 Kg
Nakakita Seisakusho NS770C Filter Regulator
Nalone CY1-12-5 Batter Charger Used On Boat Or Ship
National 01122751020 Manual Call Point Lot 17 Pcs
National Instruments cFP-1804 193560C-01 Rack W/ cFP-DI-304, cFP-CB-1, cFP-DO40
National Instruments cFP-1804 4-Slot Compact FieldPoint Ethernet 193560C-01
National Instruments cFP-AI-100 8-Ch. 12-Bit Analog Input V,20 mA 185152D-02
National Instruments cFP-BP-8 Backplane for Compact FieldPoint 188530J-01
National Instruments cFP-CB-1 Connector Block 188989D-01
National Instruments cFP-CB-1 Integrated Connector Block
National Instruments cFP-CB-1 Integrated Connector Block 188989D-01
National Instruments cFP-DI-304 Digital Input Module 192565D-01
National Instruments cFP-DO-401 16-Channel Sourcing Digital Output 184438A-02
National Oilwell Controller IO17-007123 With Differnt PCBS
National Oilwell SCR Control Module 6587 BD. 018-006587
Naval Marine Tap-Off TO2F-12 Digital
Naval Marine Tap-Off TO4F-17 Digital 100KHz-1000MHz
Naval Marine Tap-Off TO4F-21 Digital 100KHz-1000MHz
Naval Marine TV-Radio Splitter SP2F Digital 100kHZ-1000MHz
Naval Marine TV-Radio Splitter SP4F Digital 100kHZ-1000MHz
Naval PB3222 Power Supply Cutout Mains 50/60Hz
Naval PSA350 Power Supply Amplifier 201171
NEDAP 9555064 Ballast Power Supply Circuit Board
Nedap 9555064 Input 100 240v Ballast Power Supply Circuit Board
Negishi Seisakusho Automatic Voltage Regulator RP-3CS-4TT
Nemic Lambda EWS15-6 Power Supply
Nemic Lambda Model HR-II-5v Max.DC 20A
Nemic-Lambda EWS1500-24 100-120v~:32A / 200-240V~:16A 50/60Hz 2055Watts
Nera Message Indicator Saturn B Part No. QUFC 911 910-3