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随着现代工业的规模生产的发展,为提高企业的市场竞争力,引入管控一体化的体系结构ERP/MES/PCS,在国内已提到议事日程。作为基础自动化PCS层的主要工具-PLC的应对手段,应该是迅速加强PLC联网和通信开发能力,以及信息初加工的能力。在国内,就平均水平而言,精通或通晓PLC联网通信、PLC与计算机通信的技术人员,与今后的需要相比,还有不少差距。为此,急需采取措施,加强培训。CAMETA在这方面也应有所作为。
IEC 61131-3是目前的关于工控编程语言的国际标准。广泛应用于PLC、DCS、SCADA,甚至于运动控制。在国内IEC 61131-3的推广应用肯定大有作为。关键问题在于采用那些措施加快进程。
简短的结论和建议
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TEKTRONIX TDS744A Digitizing Oscilloscope w opts.
Tektronix GB1400TX Gigabert Transmitter Microwave Logic
One-day shipping available
TEKTRONIX 11801C 50GHz DIGITAL OSCILLOSCOPE + SD20 SD26
Tektronix AFG3022 Arbitrary/Function Generator
Tektronix AWG2040 Arbitrary Waveform Generator
Calibrated, 30-day warranty/14-day right of return
Tektronix TDS724C/13/1F/1M/2F Oscilloscope 500 MHz
NIST calibration/30-day warranty/14-day right of return
Tektronix VX4237 6.5 DIGITAL MULTIMETER
Tektronix TDS744 Digital Oscilloscope 4 Channels 500MHZ
TEKTRONIX TDS460A - 4 CH. 400MHz OSCILLOSCOPE
One-day shipping available
Tektronix OTS91C1 OC192/STM64 Clock Trigger Card Module
@For OTS9010 / OTS9040/ OTS9000 MainFrames@30DWarranty@
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TEKTRONIX 3001GPX USPP 3001GPX
Tektronix 1745A Waveform/Vector Monitor (NTSC)
Sony Tektronix AWG2041 Arbitrary Waveform Generator
TEKTRONIX HFS 9009 STIMULUS SYSTEM W/ QTY2 HFS 9DG2
Tektronix TVS625 2 Channel, 5GS/s, 1GHz TESTE
TEKTRONIX TLA7E2 DIGITAL OSCILLOSCOPE 4CH 1GHz 5G/s #1
TEKTRONIX TLA7E2 DIGITAL OSCILLOSCOPE 4CH 1GHz 5G/s #4
TEKTRONIX TLA7E2 DIGITAL OSCILLOSCOPE 4CH 1GHz 5G/s #3
TEKTRONIX TLA7E2 DIGITAL OSCILLOSCOPE 4CH 1GHz 5G/s #2
Tektronix TDS540C 500MHz 4Ch Digital Oscilloscope 2GS/s
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Tektronix 492 Spectrum Analyzer
Tektronix VX4320 10 (1x4) 1GHz Multiplexer Option 1
Tektronix 80E03 20 GHz Sampling Module Plug-in
Expedited shipping available
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Tektronix WVR6020 Waveform Rasterizer
Tektronix P7380SMA 8GHz Differential Probe
Tektronix DG2040, Data Generator, 1.1 Gb/s
Expedited shipping available
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Tektronix GB1400 GigaBert Analyzer w/ Opt's 08 & 09
Tektronix 494P Prog. Spectrum Analyzer, 10KHz-21GHz
Tektronix P7380 8Ghz Differential Probe *Calibrated*
One-day shipping available
TEKTRONIX 80C02 28GHZ OPTICAL MODULE ~ CSA8000 TDS8000
Tektronix CSA803C Communications Signal Analyzer
Tektronix TDS644A 500 MHz, Digital Storage Oscilloscope
SD24 Tektronix TDR/Sampling Head
P6960 Tektronix Single-Ended Data Logic Analyzer Probe
Tektronix VX4287 VXI A/D Comparator
TEKTRONIX 1740A
TEKTRONIX AFG320 ARBITRARY FUNCTION WAVEFORM GENERATOR
Tektronix TDS540A 500MHz Oscilloscope TDS 540A
Refurbished, calibrated with a 30 day warranty
Tektronix TDS3012B 2Ch 100 MHz DPO Digital Oscilloscope
Tested & Guaranteed! Opts. TDS3TRG & TDS3FFT Installed!
Tektronix TLS216 Logic Analyzer 16 CHz 2 GS/s w/probes
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Unit Tested & Guaranteed Functional w/ ROR!
TEKTRONIX 11403A DIGITAL OSCILLOSCOPE SERIAL NO.B010182