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提高读入PLC现场信号的可靠性还可利用控制系统自身特点,利用信号之间关系来判断信号的可信程度。如进行液位控制,由于储罐的尺寸是已知的,进液或出液的阀门开度和压力是已知的,在时间里罐内液体变化高度大约在什么范围是知道的,如果这时液位计送给PLC的数据和估算液位高度相差较大,判断可能是液位计故障,通过故障报警系统通知操作人员检查该液位计。又如各储罐有上下液位极限保护,当开关动作时发出信号给PLC,这个信号是否真实可靠,在程序设计时我们将这信号和该罐液位计信号对比,如果液位计读数也在极限位置,说明该信号是真实的;如果液位计读数不在极限位置,判断可能是液位极限开关故障或传送信号线路故障,同样通过报警系统通知操作人员处理该故障。由于在程序设计时采用了上述方法,大大提高了输入信号的可靠。
30 x ECO VDS-Garn. Türgriff
Fanuc LTD A05B-2302-C902
Okaya 3SUP-C50H-E-4or 3SUPC50HE4
Fanuc LTD A05B-2302-C900
Fanuc Robotics Auxiliary O.T. TAP EE-3269-804
10 x ECO VDS-Garn. Türgriff
Fanuc Battery Unit A05B-2051-C041
5 x ECO VDS-Garn. Türgriff
Earth Leakage Breaker SG53B mit
Hutra Einsteckschloss 72 Dorn 55 Stulp 234 x 24 DIN
Hutra Einsteckschloss 72 Dorn 55 Stulp 234 x 24 DIN
Rose Electronics Vista KVM-4PCA 4-Port
Winterhalter GS15E
Winterhalter Gastronom GS15E Schlauch 7.39 / 4003044 739/4003044
Hutra Einsteckschloss 72 Dorn 55 Stulp 234 x 24 DIN
Winterhalter GS15E Schlauch 7.47 / 60001851
GE HEALTHCARE XDR-10
OERLIKON LEYBOLD 411600V0704, TURBOVAC MAGW1600iPL
INA F-238222.YRT, 011505346-0000-02, 0687269
OERLIKON LEYBOLD 155112, RUVAC WSU1001HSolar
MICRO EPSILON ILD2220-200, optoNCDT 2220
TRUMPF / HUETTINGER1548657, TruPlasma DC 3020
OERLIKON LEYBOLD E155114, RUVAC WS2001PFPE 100Hz Solar
SIEMENS 7ME5711-1LA11-0AB0 + 7ME5033-0AA12-1AA0
DRESDEN ELEKTRONIK 21895, LSQ CA5020
SIEMENS 7ME5711-1LA11-0AB0 + 7ME5033-0AA12-1AA0
OERLIKON LEYBOLD E155113, RUVAC WS2001 PFPE 100Hz
SIEMENS 7ME5711-1LA11-0AB0 + 7ME5033-0AA12-1AA0
DRESDEN ELEKTRONIK 21895, LSQ CA 5020
OERLIKON LEYBOLD 410400V0005, TURBOVAC MAGW400P
OERLIKON LEYBOLD 410400V0005, 502292, TURBOVAC MAGW400P
ICS 41050259, 4105SWSC, GAP Levelling
ICS 41050299, 4105SWSC, GAP Levelling
SIEMENS 6SN1 145-1BB00-0FA0
MICRO EPSILON ILD1800-750VT, optoNCDT 1800, Laseroptischer CCD-Wegsensor RS232
OERLIKON LEYBOLD E15111, RUVAC WS1001
MICRO EPSILON ILD1800-750VT, optoNCDT 1800, Laser optic CCD-way sensor RS232
OERLIKON LEYBOLD E155114, RUVAC WS2001Solar
HIRSCHMANN Mach 3005, 060M, S/N: 008063355A00
SEIFERT DX-Cu8x0.4-L
Seifert Analytical-X-Ray, DX-Cu8x0.4-L
MICRO EPSILON ILD2200-10LL(229), optoNCDT 2200
MICRO EPSILON ILD1810-50, optoNCDT 1810,Laseroptischer CCD-Wegsensor RS232
ROHDE & SCHWARZ AMU200A, S/N: 100779,
MICRO EPSILON ILD2220-2LL, optoNCDT 2220,
INDRAMAT RAC 3.5-150-460-DOI-W1-220
MICRO EPSILON ILD2220-2LL, optoNCDT 2220,
SIEMENS 6FC5 357-0BB22-0AE0 / SINUMERIKNCU 572.3
ROHDE & SCHWARZ AMU200A, S/N: 00780,
INDRAMAT RAC 3.5-150-460-DOI-W1-220
SIEMENS 6FC5 357-0BB22-0AE0 SINUMERIKNCU 572.3
SIEMENS 6FC5 357-0BB22-0AE0
MICRO EPSILON ILD1800-500, optoNCDT 1800, CCD-Wegsensor RS485
MICRO EPSILON ILD1800-500, optoNCDT 1800, sensor RS485
MICRO EPSILON ILD1800-500, optoNCDT 1800, RS232
Siemens, 6ES7 414-3EM05-0AB0, CPU 414-3PN/DP, SIMATIC S7-400
REIS ROBOTICS 3520783, Drive 4005 AT,
MICRO EPSILON ILD1800-500, optoNCDT 1800, sensor system RS23
BOSCH REXROTH 1070079057 - 105, PSU-5100.210 W
REIS ROBOTICS 3520783, Drive 4005 AT,
TERMOTEK AG, P705-14974-6 Prisma SeriesDPSS
REIS ROBOTICS 3520783, Drive 4005 AT,
BOSCH REXROTH 1070079057 - 105, PSU-5100.210 W
MICRO EPSILON ILD1800-500, optoNCDT 1800,
BOSCH REXROTH 1070079057 - 105, PSU-5100.210 W
MICRO EPSILON ILD1800-500, optoNCDT 1800,
MICRO EPSILON ILD1800-500, optoNCDT 1800,
GETRIEBEBAU NORD 278100556, SK700E-551-340-A-KAR,
GETRIEBEBAU NORD 278100556, SK700E-551-340-A-KAR,
MICRO EPSILON ILD1801-10, optoNCDT 1801,
GETRIEBEBAU NORD 278100556, SK700E-551-340-A-KAR
PHILIPS LCH 202 / LCH202, P8 rack
BOSCH 0608830142, ZSE220,
MICRO EPSILON ILD1801-10, optoNCDT 1801,
PHILIPS LCH202
BOSCH 0608830142, ZSE220
MICRO EPSILON ILD2210-20, optoNCDT 2200,
BOSCH 0608830142, ZSE220
MICRO EPSILON ILD2210-20, optoNCDT 2200,
HIRSCHMANN Mach 3002, 130M, S/N: 00806318EC97
HIRSCHMANN Mach 3002, 123M, S/N: 008063327480
MICRO EPSILON ILD2210-20, optoNCDT 2200,
BOSCH REXROTH / JUNGHANS R901194008, R900246361
HIRSCHMANN Mach 3002, 130M, S/N: 00806318EC97
HIRSCHMANN Mach 3002, 123M, S/N: 008063327480
HIRSCHMANN Mach 3002, 123M, S/N: 008063326C00, Modular GIGABIT
MICRO EPSILON ILD2200-40(226), optoNCDT2200
MICRO EPSILON ILD2200-200(237), optoNCDT2200
BOSCH REXROTH / JUNGHANS R901194008, R900246361
MICRO EPSILON ILD1800-200, optoNCDT 1800 CCD-Wegsensor RS485
HIRSCHMANN Mach 3002, 123M, S/N: 008063326C00
MICRO EPSILON ILD2200-40(226), optoNCDT2200
HIRSCHMANN Mach 3002, 049M, S/N: 0080633A46B1
Siemens, 6ES7 317-6FF03-0AB0, SIMATIC S7-300 CPU 317F-2DP
MICRO EPSILON ILD2200-200(237), optoNCDT2200
MICRO EPSILON ILD2200-40(226), optoNCDT2200
MICRO EPSILON ILD2200-200(237), optoNCDT2200
MICRO EPSILON ILD1800-200, optoNCDT 1800, sensor RS485
MICRO EPSILON ILD1800-200, optoNCDT 1800 sensor RS485
HIRSCHMANN Mach 3002, 049M, S/N: 0080633A46B1
Siemens SIMATIC S7-300 CPU 317F-2DP, 6ES7 317-6FF03-0AB0
HIRSCHMANN Mach 3005, 049M, S/N: 0080633685B0
HIRSCHMANN Mach 3002, 049M, S/N: 0080633A46B1,
Siemens, 6ES7 317-6FF03-0AB0, SIMATIC S7-300 CPU 317F-2DP
MICRO EPSILON ILD1800-10(100), optoNCDT1800, Wegsensor RS232
SIEMENS 6AV1 242-0AB00 CP527,
SIEMENS 6AV1 242-0AB00 CP527
HIRSCHMANN Mach 3005, 049M, S/N: 0080633685B0
MICRO EPSILON ILD1800-10(100), optoNCDT1800, sensor RS232
MICRO EPSILON ILD1800-20(212), optoNCDT1800,
MICRO EPSILON ILD1800-10(100), optoNCDT1800, sensor RS232
SIEMENS 6AV1 242-0AB00 / 6AV1242-0AB00,CP527,
MICRO EPSILON ILD2200-100, optoNCDT 2200,
SIEMENS 6AV1 242-0AB00 / 6AV1242-0AB00,CP527,
MICRO EPSILON ILD1800-20(212), optoNCDT1800,
MICRO EPSILON ILD1800-20(212), optoNCDT1800,
MICRO EPSILON ILD2200-100, optoNCDT 2200,
MICRO EPSILON ILD2200-100, optoNCDT 2200,
MICRO EPSILON ILD1800-100, optoNCDT 1800, CCD-Wegsensor RS485
MICRO EPSILON ILD2200-50, optoNCDT 2200,
MICRO EPSILON ILD1800-50(281), optoNCDT1800,
MICRO EPSILON ILD1800-10, optoNCDT 1800,CCD-Wegsensor RS485
MICRO EPSILON ILD1800-100, optoNCDT 1800,CCD-way sensor RS485
MICRO EPSILON ILD1800-100, optoNCDT 1800, CCD-way sensor RS485
SIEMENS 1FT7034-1AK71-1DH1, SIMOTICS S Synchronmotor 1FT7
MICRO EPSILON ILD2200-50, optoNCDT 2200,
MICRO EPSILON ILD1800-50(281), optoNCDT1800,
MICRO EPSILON ILD2200-50, optoNCDT 2200,
MICRO EPSILON ILD1800-10, optoNCDT 1800,sensor RS485
MICRO EPSILON ILD1800-50(281), optoNCDT1800,
MICRO EPSILON ILD1800-10
Seifert Diffraktionsrhre / XRD DX-Co10x1-L
SIEMENS 1FT7034-1AK71-1DH1
GETRIEBEBAU NORD 276022066, SK2200/3CTDC,
DELTA ELEKTRONIKA SM120-25D
SIEMENS 6FC5 203-0AF02-0AA1
SIEMENS 6ES7 647-6BD20-1BB1
MICRO EPSILON ILD2200-20
MICRO EPSILON ILD1800-10(214)
MICRO EPSILON LLT2800-100(201)
Seifert Analytical-X-Ray, DX-Co10x1-L
MICRO EPSILON ILD1800-10(100),
GETRIEBEBAU NORD 276022066, SK2200/3CTDC