51303940-150 咨询热线: DCS系统的关键是通信。也可以说数据公路是分散控制系统DCS的脊柱。由于它的任务是为系统所有部件之间提供通信网络,因此,数据公路自身的设计就决定了总体的灵活性和安全性。数据公路的媒体可以是:一对绞线、同轴电缆或光纤电缆。 通过数据公路的设计参数,基本上可以了解一个特定DCS系统的相对优点与弱点。 (1)系统能处理多少I/O信息。 (2)系统能处理多少与控制有关的控制回路的信息。 (3)能适应多少用户和装置(CRT、控制站等)。 (4)传输数据的完整性是怎样彻底检查的。 (5)数据公路的较大允许长度是多少。 (6)数据公路能支持多少支路。 (7)数据公路是否能支持由其它制造厂生产的硬件(可编程序控制器、计算机、数据记录装置等)。 为保证通信的完整,大部分DCS厂家都能提供冗余数据公路。 为了保证系统的安全性。使用了复杂的通信规约和检错技术,所谓通信规约就是一组规则,用以保证所传输的数据被接收,并且被理解的和发送的数据一样。 目前在DCS系统中,一般使用两类通信手段,即同步的和异步的,同步通信依靠一个时钟来调节数据的传输和接收,异步网络采用没有时钟的报告系统。 *********************************** 厦门莫格电气自动化有限公司 联系人:杨丽君(销售工程师) 手 机:/0592-6808374 Q 邮 箱:3443643092@ 传 真:0596-6514751(请备注杨工收) *********************************** eputec EXAIR Air Knife SMC IONIZER IZS31-620P IZS31620P 24VDC 7kV -used- FESTO Ventilinsel CPV10-VI + CPV10-GE-MP4 + 2x 161414 + 161416 + 161368 -used- FESTO LFR-DE-Mini + FRM-D-Mini + HE-D-Mini -used- Gestra Flowserve RK49 DN80 HD Rückschlagklappe No.:1072000 - unused - in OVP Pfeiffer Technik TC Sprüher-Druckminderer TC-2S-20L-el-unused- Festo CPV14-GE-DI01-8 165811 + 4x Magentventile -used- Festo CPV14-GE-DI01-8 165811 + 8x Magnetventile -used- Festo CPV10-GE-FB-8 18252 + 4x Magnetventile -used- Festo CPV10-GE-FB-8 18252 + 5x Magnetventile -used- AB Rexroth Mecman Zugankerzylinder Serie 204 ME5 25/18 65mm - unused - AB Rexroth Mecman Zugankerzylinder Serie 204 ME5 25/18 25mm - unused - IDC Electric Cylinder R4H4-504B-36PL-BSE-BS Linearantrieb-unused- SMC EVZA512-01F -unused- Festo IFB21-03 + VIGP-03-7,0-4,0-LR-U + VIGI-03-7,0 + JMTH-7/2-7,0-S-VI-SA -used Festo CPV-18-VI 50391 + CPV18-GE-MP-4 18204 + CPV18-VI-P4-1/4-B -used- KUHNKE 28.370 28370 Positionsgeber -unused- KUHNKE 60.007 60.007 Miniatur Pneumatik -unused- SMC IDG60S-F03B IDG60S-F03B Membrane Air Dryer -unused/OVP- SMC IDG60S-F03B IDG60S-F03B Membrane Air Dryer -unused- Norgren Single Point Lubricator L30-402-SIXG -unused - in OVP Festo CPX-M-GE-EV Mat. Nr. 550206 Verkettungsmodul -unused- SMC SYJA712-01F (ESYJA0C00) -unused- SMC EVZA522-01F (EVZA0B30E) Pneumatikventil -unused- SMC EVZA512-01F (EVZA0B00E) Pneumatikventil -unused- AirCom 10284BPHJ P1: max. 35 bar P2: 0,3-21 bar -unused/OVP- AirCom 10262BPHX63 Pr?zionsdruckregler Model 10 -unused/OVP- Festo Magnetventil VMPA1-M1H-J-PI Mat. Nr. 533343 - unused - in OVP Nordgren Id.-Nr. 9500400 - 0700 -unused- SMC US12909 mit 8x VQ1A01NY-5 -used- SMC Ventilinsel 18xSJ2A60KT-5FZ?-N1 -used- Tünkers Kompaktspanner K40 A00 T12 105Grad Art.-Nr. 117168S -unused- Norgren 1816705000000200 D-Code A7093 Ventil -used- Norgren 1816705000000200 A7233 Ventil -used- Rexroth Pneumatikzylinder 0822352002 Hub: 50 Pmax : 10 Bar -unused- Honeywell MP 904D 1057-1 Pneumatik Kolbenmotor -unused/OVP- Honeywell MP 904 B 5037-3 Pneumatik Kolbenmotor -unused/OVP- Honeywell MP 953A5005 Pneumatik Membranantrieb -unused/OVP- HONEYWELL MP953D5009 Pneumatik Membranantrieb -unused/OVP- HONEYWELL MP953D5025 Pneumatik Membranantrieb -unused/OVP- HONEYWELL MP953A5039 Pneumatik Membranantrieb -unused/OVP- HONEYWELL MP913C1066 Pneumatik Damper Actuator -sealed- Parker Hannifin P1XN063DAN0700.000WDNFN -unbenutzt- Metalwork 543211871300 Wartungseinheit *Neu/OVP* 10x Legris 3199 10 21 31991021 Pneumatik Winkelanschluss -sealed- Wagner P3276B075044 - Druckaufnehmer - OVP - HAM-LET H6800SSL1/2PSS - Ventil - OVP - Swagelok 6LV-DLBW4-P 596332 Kugelventil Wagner G0111332 G052.003730.010.006.010 Magnetventil Norgren SPC/000046/200 mit MTS Positionssensor RH-M-0200M-D93-1-I101 - unused - SMC 5-Port + 1x VQC1301N-51 + 2x VQC1A01N-51 + 2x VQC1101NY-5 Swagelok SS-4BK-1C-496 Faltenbalgventil Swagelok SS-6BK-MM-1C Faltenbalgventil Donaldson Ultrafiler Druckluftfilter DF-0035-ZU 1C484100 -OVP- NORGREN BUSCHJOST Druckbet?tigtes Schr?gsitzventil 8450600.0000 MKS 750B-26738 Baratron Pressure Transducer FESTO VPPM-6L-L-1-G18-0L2H-A4P-S1C1 543432 X272 24981 -used- SMC CXSM10-40R-Z73 Dual Rod Cylinder - closed Box - Numatics F22D-03A Coalescing Filter MKS 51B13TFB2BA400 Baratron Pressure Switch SMC MXS16-50AS-M9PL CYL, SLIDE TABLE, STROKE ADJ Norma GRIP E W2 388-5-1,5 827073-05/09 114.3 Norma GRIP E W2 122-4-1,5 736002-14/08 108,0 Noma GRIP E W2 118-4-1,5 506570-22/08 76,1 SMC CDBQ2B50-30DC-RN-A93 Kompaktzylinder Schmalz VS-V-PM-NO 10.06.02.00117 Vakuumschalter Wilkerson R03-02-000 1/4" Regulator FESTO Druckregelventil LR-D-7-I-MINI 192299 -unused- SMC CXSL15-10 Dual Rod Cylinder 15x10 Ball Bushing -unused/OVP- METALWORK Pneumatic 3HDM K8HDM K6HDM 5HDM -used- SMC CY1HT32-100B-Y7PWSAPC C1HT32100BY7PWSAPC SMC MGGLB50-125-H7PWL-XC18 MGGLB50125H7PWLXC18 SMC MXS16-30 MXS16-30B-M9PSAPC CKD LCSQ-0830 LCSQ0830 SMC 16-30 MXS16-30B-MSPSAPC MXS1630BMSPSAPC CKD LCRQ-830 LCRQ830 domino LM 5 F-60 LM5F60 SMC MXS12-50 MXS1250 SMC MXS25-40 MXS2540 SMC MXS16-30B-MSPSAPC MXS1630BMSPSAPC Parker PTR252-1807P-AA21M-C PTR2521807PAA21MC LORCH Robust R-1/4 231605 Regulator -unused/OVP- BELIMO NV24-MFT UNV-002 H450B Entrelec Fanal Alarm Druckschalter FF 4-2 VdS DRIFF4-2VdS DRI -unused/OVP- Parker Miniatur Magnetventil VE03-ESP002C2 FESTO ADVU-32-25-A-PA 156620 Kurzhubzylinder -sealed- Festo Einschaltventil MS6-EE-1/2-10V2?4-Z SMC SY3160-5MOU-C4-Q Pneumatik FESTO LRS-1/4-D-MINI Serie U743 Gimatic XZJ40 XZJ40 -unused- SMC ITV2030-13F3N-Q FESTO CPV14-GE-DIO1-8 + DPV-14VI + CPV14-VI-P1/8-B + 1x S402 + 7x SN02 -used- Destaco 89462-4A Pneumatischer Schwenkspanner Nullmatic Pressure Regulator 40-15 Unimatic Wartungsger?tekombination Wartungseinheit mac Ventil PME-551BAAA Lorch Filter mit Kondensatabla? F-3/4 232223 Lorch Feinstfilter mit Kondensatabla? F-3/8 236281 Lorch R-Regler- 1/2 32136 Festo Magnetventil JMDH-5/2-3/4-D4-24 Festo Magnetventil MFH-3--1/8 Festo Magnetventil MFHE-3-14-1/4-B-24V-DC-O Ashcroft Prüfmanometer Standard ASME-B40.1 Festo MN2H-5/2-D-02-FR Nr. 161090 Magnetventil - unused - in OVP Rexroth VT5008 VT5008 S13A R5 11110033 -used- Rexroth VT3006 VT3006 S35 R5 11110004 -used- Rexroth Steuerblock 2-Fach SP 2772-10/2SP -unused- Rexroth Steuerblock 2-Fach SP2694-10/2SP-08GR -unused- Rexroth Steuerblock 2-Fach M4-7320-20/2M4-12JW21SYV01 -unused- Rexroth Hydraulikpumpe /Axialkolbenverstellpumpe A10V 0100DFLR/31R-VSC -unused- Rexroth Kugelgewindetrieb R1510344077/ 940454800 - unused - Rexroth MSC-16-50 0821406359 Pmax. 10bar Minischlitten -used- Rexroth Servomotor MSK030C-0900-NN-M1-UG0-NNNN R911308683 -used- Rexroth Servomotor MSK030C-0900-NN-M1-UG1-NNNN R911308684 -used- REXROTH Servomotor MSK040C-0600-NN-M1-UG1-NNNN -unused- Rexroth AS3 Serie Druckluft-Wartungseinheit + Manometer -used- Rexroth AS3 Serie Druckluft-Wartungseinheit + Drucksensor -unused- Rexroth Servomotor MSM 030B-0300-NN-M0-CG1 -unused/OVP- Rexroth VT11080-25 Verst?rker-Modul MNR:#R900019951 A429 - used - Rexroth Axialkolbeneinheit / Verstellpumpe A4VG90 HD1D1/32L - NZF02F001S unused Rexroth Hydraulikmotor A2FE 180/61W-VAL 100 -unused- Rexroth Hydraulikmotor A2FE 63/61W-VZL 181K -unused- Rexroth VT-3006 VT3006 S34 R5 Prop.Verst?rker -used- Star / Rexroth Lineartechnik 1902-125-00 Laufrollenwagen GR.25 -unused- in OVP Rexroth 4 WE 6 Y51/AG24NZ4 Hydraulikventil + Hydronorma GU35-4-S 308 -used- Rexroth Zahnradpumpe MNR: 0510 525 331 -unused- Rexroth Zahnradpumpe MNR: 0510 425 041 -unused- Rexroth Zahnradpumpe MNR: 0510 625 072 -unused- Rexroth Zahnradpumpe MNR: 0510 625 071 -unused- Mannesmann Rexroth ZDR 6 DA2-42/25YM Druckreduzierungsventil -unused- Mannesmann Rexroth HED 8 0A 12/50 K14KS Hydraulikventil -unused- Rexroth DR 20-5-52/315YM DR20-5-52/315YM MNR: R900596754 Hydraulikblock -unused- Rexroth VT5006 S16 R1 engl. 11110087 240141/20 -used- used