ALLEN BRADLEY 2085-OF4
ALLEN BRADLEY 2085-OF4
ITE SIEMENS CED62B030
MITSUBISHI AJ71ID2-R4
福州卓凯电子科技有限公司
AB 系列 优势1746 1756 1770
1771 1747 1336 PLC 系列触摸屏 2711系列。
西门子 6ES7-300 6DD 6FC 6SC 6GK系列。
FANUC A06B A20B A02B 驱动系列。
ABB DSQC 示教器 系列。
施耐德 140系列 PLC CPU 系列。
安川模块伺服控制器。
GE IC693 IC697 系列。
价格优势 欢迎咨询
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数据采集可以用计数器,累计记录采集到的脉冲数,并定时地转存到DM区中去。
数据采集也可用A/D单元,当模拟量转换成数字量后,再定时地转存到DM区中去。
PLC还可配置上小型打印机,定期把DM区的数据打出来。
PLC也可与计算机通讯,由计算机把DM区的数据读出,并由计算机再对这些数据作处理。这时,PLC即成为计算机的数据终端。
电力用户曾使用PLC,用以实时记录用户用电情况,以实现不同用电时间、不同计价的收费办法,鼓励用户在用电低谷时多用电,达到合理用电与节约用电的目的。
PLC自检信号很多,内部器件也很多,多数使用者未充分发挥其作用。
其实,完全可利用它进行PLC自身工作的监控,或对控制对象进行监控。
这里介绍一种用PLC定时器作看门狗,对控制对象工作情况进行监控的思路。
如用PLC控制某运动部件动作,看施加控制后动作进行了没有,可用看门狗办法实现监控。具体作法是在施加控制的同时,令看门狗定时器计时。如在规定的时间内动作完成,即定时器未超过警戒值的情况下,已收到动作完成信号,则说明控制对象工作正常,无需报警。
若超时,说明不正常,可作相应处理。
如果控制对象的各重要控制环节,都用这样一些看门狗"看"着,那系统的工作将了如指掌,出现了问题,卡在什么环节上也很好查找。
还有其它一些监控工作可做。对一个复杂的控制系统,特别是自动控制系统,监控以至进一步能自诊断是非常必要的。它可减少系统的故障,出了故障也好查找,可提高累计平均无故障运行时间,降低故障修复时间,提高系统的可靠性。
ALLEN BRADLEY 1398-HMI-001 USPP 1398HMI001
ALLEN BRADLEY 1492-L6-RE NSPP 1492L6RE
ALLEN BRADLEY 1756-LSP NSPP 1756LSP
ALLEN BRADLEY 194L-HE6N-175 NSFP 194LHE6N175
ALLEN BRADLEY 2755-NC5 USPP 2755NC5
ALLEN BRADLEY 700-HF32Z1 NSPP 700HF32Z1
ALLEN BRADLEY 800FP-LSM23 FNFP 800FPLSM23
ALLEN BRADLEY 800TC-PT16G NSPP 800TCPT16G
ALLEN BRADLEY 802T-AM NSFP 802TAM
ALLEN BRADLEY 2085-OF4
ALLEN BRADLEY MPL-B430P-SK24AA USPP MPLB430PSK24AA
BANNER ENGINEERING IA.82.5PT5 NSFP IA825PT5
BANNER ENGINEERING Q25SP6FF50Q USPP Q25SP6FF50Q
BANNER ENGINEERING SM312FPQD NSFP SM312FPQD
GUARDMASTER LTD 440R-ZBR520AZ1 NSFP 440RZBR520AZ1
ALLIS CHALMERS FH-80 USPP FH80
WESTINGHOUSE 1373D06G21 NSPP 1373D06G21
WESTINGHOUSE 2840A79G01 USPP 2840A79G01
WESTINGHOUSE 63E1547 USPP 63E1547
WESTINGHOUSE AN11A NSFP AN11A
WESTINGHOUSE FB3150L USPP FB3150L
WESTINGHOUSE LC3300F USPP LC3300F
WESTINGHOUSE PB1PX USPP PB1PX
FURNAS ELECTRIC CO 16AF35AH4/ENCLOSURE USPP 16AF35AH4ENCLOSU
FURNAS ELECTRIC CO 3RV1-915-2BB NSPP 3RV19152BB
FURNAS ELECTRIC CO 3TX6546-3B NSFP 3TX65463B
FURNAS ELECTRIC CO 52SC6BEX300 NSFP 52SC6BEX300
ITE SIEMENS 5SJ4-303-7HG42 NSPP 5SJ43037HG42
ITE SIEMENS HLXD63S600A USPP HLXD63S600A
MOORE PRODUCTS 66-BA USPP 66BA
SIEMENS 4AV2201-2AB USPP 4AV22012AB
SIEMENS 6ES7-157-0AD82-0xA0 NSFP 6ES71570AD820xA0
SIEMENS 6RA2-113-6DK26-0 USPP 6RA21136DK260
SIEMENS E3F4 NSPP E3F4
LEDEX HD20DM-0336-5LD-T10S-5A USPP HD20DM03365LDT10
SICK OPTIC ELECTRonIC ISD220-3111 USPP ISD2203111
SICK OPTIC ELECTRonIC WL12-3P2461 NSFP WL123P2461
DODGE 000848 NSFP 000848
DODGE 131842 NSFP 131842
ALLEN BRADLEY 100-C09J400 NSFP 100C09J400
ALLEN BRADLEY 140A-C2A-B16 NSPP 140AC2AB16
ALLEN BRADLEY 1492-WFB424 NSPP 1492WFB424
ALLEN BRADLEY 1745-850 USPP 1745850
ALLEN BRADLEY 1794-TB3TS NSFP 1794TB3TS
ALLEN BRADLEY 20DD2P1A3NYNADNBN USPP 20DD2P1A3NYNADNB
ALLEN BRADLEY 2085-OF4
ALLEN BRADLEY 42GRP-9070-Z13 USPP 42GRP9070Z13
ALLEN BRADLEY 700-CF400A NSPP 700CF400A
ALLEN BRADLEY 800F-ARM NSPP 800FARM
ALLEN BRADLEY 800R-1HZ4R FNFP 800R1HZ4R
ALLEN BRADLEY 800TX559E-HOLD/ACKNOWLEDGE USPP 800TX559EHOLDACK
ALLEN BRADLEY AF-236 NSFP AF236
BANNER ENGINEERING D11E2P6FP NSPP D11E2P6FP
BANNER ENGINEERING PIT43U-VL USPP PIT43UVL
BANNER ENGINEERING SLE30B6V NSFP SLE30B6V
GUARDMASTER LTD 440G-T27174 USPP 440GT27174
PHOTOSWITCH 888N-M5AF1-1F NSFP 888NM5AF11F
WESTINGHOUSE 1222032 USPP 1222032
WESTINGHOUSE 237A970G02 USPP 237A970G02
WESTINGHOUSE 5275C78G01 USPP 5275C78G01
WESTINGHOUSE A201K1AA NSFP A201K1AA
WESTINGHOUSE EHB3015S USPP EHB3015S
WESTINGHOUSE JT3090T USPP JT3090T
WESTINGHOUSE OT3P1 NSFP OT3P1
ALLIS CHALMERS CXL-0013 NSFP CXL0013
FURNAS ELECTRIC CO 3RU1116-0DB0 USPP 3RU11160DB0
FURNAS ELECTRIC CO 3TF4-722-0AK6 NSFP 3TF47220AK6
FURNAS ELECTRIC CO 4AM3441-5AT10-0C NSFP 4AM34415AT100C
ITE SIEMENS 3NA3-810 FNFP 3NA3810
ITE SIEMENS FDH10 USPP FDH10
MILLTRonICS 51034338 USPP 51034338
SIEMENS 3TF3-101-0AG2 NSFP 3TF31010AG2
SIEMENS 6ES7-090-0XX84-0AD1 USPP 6ES70900XX840AD1
SIEMENS 6FX8002-5CA23-1CJ0 USPP 6FX80025CA231CJ0
ALLEN BRADLEY 2085-OF4
SIEMENS A5E00183655 USPP A5E00183655
TEXAS INSTRUMENTS PLC 5MT-13-DO3L USPP 5MT13DO3L
SICK OPTIC ELECTRonIC I12-SB213 USPP I12SB213
SICK OPTIC ELECTRonIC VT180-P410 USPP VT180P410
SICK OPTIC ELECTRonIC WTR2-P021-S29 NSPP WTR2P021S29
DODGE 1210-7/8 NSPP 121078
DODGE 50X1-1/4 NSFP 50x114
ALLEN BRADLEY 1336F-B015-AN-EN-GM1-L6 NSPP 1336FB015ANENGM1
ALLEN BRADLEY 1492-CB2DH060 USPP 1492CB2DH060
ALLEN BRADLEY 160-BA03RPS1 NSFP 160BA03RPS1
ALLEN BRADLEY 1794-IB16D USPP 1794IB16D
ALLEN BRADLEY 22A-A3P6N103 USPP 22AA3P6N103
ALLEN BRADLEY 599-TC4N NSFP 599TC4N
ALLEN BRADLEY 800E-4D0 NSFP 800E4D0
ALLEN BRADLEY 800M-N5 FNFP 800MN5
ALLEN BRADLEY 800T-PD24R NSFP 800TPD24R
ALLEN BRADLEY 855T-L10 NSFP 855TL10
BANNER ENGINEERING BF2.53SMAT USPP BF253SMAT
BANNER ENGINEERING OPBA3 NSFP OPBA3
BANNER ENGINEERING S18UUA-74601 NSFP S18UUA74601
BANNER ENGINEERING UC-LG NSFP UCLG
PHOTOSWITCH 871T-L4B12 NSPP 871TL4B12
TEXAS INSTRUMENTS PLC 5TI-1B29-1 USPP 5TI1B291
WESTINGHOUSE 1955A37G01 USPP 1955A37G01
WESTINGHOUSE 468A449G02 USPP 468A449G02
WESTINGHOUSE 966483-H USPP 966483H
WESTINGHOUSE DA3250 USPP DA3250
WESTINGHOUSE HMCP150T4CB USPP HMCP150T4CB
WESTINGHOUSE NLMS-1100C USPP NLMS1100C
WESTINGHOUSE TA400LAI FNFP TA400LAI
FURNAS ELECTRIC CO 3RT1026-1AN20 USPP 3RT10261AN20
FURNAS ELECTRIC CO 3SE5-122-0BC02 NSFP 3SE51220BC02
FURNAS ELECTRIC CO 47TA32EX1 USPP 47TA32EX1
FURNAS ELECTRIC CO H33 USPP H33
ITE SIEMENS E20F0L1 USPP E20F0L1
ALLEN BRADLEY 2085-OF4
LANDIS & GYR 545-719 NSFP 545719
SIEMENS 3NW6-101-1 USPP 3NW61011
SIEMENS 6ES5-437-8EA12 NSFP 6ES54378EA12
SIEMENS 6FC5248-0AA02-0AA0 NSFP 6FC52480AA020AA0
SIEMENS 6XV1-870-8AN10 NSFP 6XV18708AN10
STAEFA ConTROL SYS SM2-RS1000 NSPP SM2RS1000
SICK OPTIC ELECTRonIC DS60-N21311 USPP DS60N21311
SICK OPTIC ELECTRonIC PS56-1000 USPP PS561000
SICK OPTIC ELECTRonIC WT27-S113 NSFP WT27S113
DODGE 120051 NSPP 120051
DODGE 66057-6C USPP 660576C
ALLEN BRADLEY 1336-WB110 NSFP 1336WB110
ALLEN BRADLEY 1489-A3D200R NSFP 1489A3D200R
ALLEN BRADLEY 1497-G-BASX-0-N NSFP 1497GBASX0N
ALLEN BRADLEY 1775-S5A USPP 1775S5A
ALLEN BRADLEY 20AD014A1AYNANNN USPP 20AD014A1AYNANNN
ALLEN BRADLEY 50385 NSFP 50385
ALLEN BRADLEY 7300-VPB-2 USPP 7300VPB2
ALLEN BRADLEY 800H-NP41C NSPP 800HNP41C
ALLEN BRADLEY 800T-N159A FNFP 800TN159A
ALLEN BRADLEY 854K-24GL4 NSPP 854K24GL4
ALLEN BRADLEY Z-27505 USPP Z27505
BANNER ENGINEERING MBCC-412RA NSPP MBCC412RA
BANNER ENGINEERING QS30RQPMA NSPP QS30RQPMA
BANNER ENGINEERING SSM-100-S NSPP SSM100S
PHOTOSWITCH 42SRU-6207 USPP 42SRU6207
SIEMENS 6ED1-052-1CA00-0BA0 NSFP 6ED10521CA000BA0
WESTINGHOUSE 177C524G04 NSFP 177C524G04
ALLEN BRADLEY 2085-OF4
WESTINGHOUSE 3C12OKA1 NSPP 3C12OKA1
WESTINGHOUSE 772B452-G01 NSPP 772B452G01
WESTINGHOUSE BFF44F NSFP BFF44F
WESTINGHOUSE HFB3060L USPP HFB3060L
WESTINGHOUSE NL-306L USPP NL306L
WESTINGHOUSE S-1406910 USPP S1406910
FURNAS ELECTRIC CO 3RH2911-1LA11 NSFP 3RH29111LA11
FURNAS ELECTRIC CO 3SB3-403-1PD USPP 3SB34031PD
FURNAS ELECTRIC CO 42BE-35AJ419GDGR USPP 42BE35AJ419GDGR
FURNAS ELECTRIC CO 8WD4-420-5AE USPP 8WD44205AE
ITE SIEMENS A203G USPP A203G
ITE SIEMENS TA2N750 NSPP TA2N750
SIEMENS 1FT5076-0AC01-2 USPP 1FT50760AC012
SIEMENS 6ED1-055-1CB00-0BA0 NSFP 6ED10551CB000BA0
SIEMENS 6ES7-621-1AD01-0AE3 NSFP 6ES76211AD010AE3
SIEMENS 6SL3201-0BE12-0AA0 NSFP 6SL32010BE120AA0
SIEMENS SFH6006 FNFP SFH6006
ALLEN BRADLEY 2085-OF4
SICK OPTIC ELECTRonIC CLV-212-A1010 USPP CLV212A1010
SICK OPTIC ELECTRonIC MSLS05-12211 USPP MSLS0512211
SICK OPTIC ELECTRonIC WT1000N460 USPP WT1000N460
DODGE 113623 NSFP 113623
DODGE 242156 NSFP 242156
ALLEN BRADLEY 100S-C30DJ04C USPP 100SC30DJ04C
ALLEN BRADLEY 140U-H-EA1 USPP 140UHEA1
ALLEN BRADLEY 1492-SP3D020 NSFP 1492SP3D020
ALLEN BRADLEY 1769-OB32 FNFP 1769OB32
ALLEN BRADLEY 2090-UXNFBHF-S09 NSFP 2090UXNFBHFS09
ALLEN BRADLEY 40410-331-52 USPP 4041033152
ALLEN BRADLEY 700-N21 NSFP 700N21
ALLEN BRADLEY 800H-DR1A FNFP 800HDR1A
ALLEN BRADLEY 800T-H2A USPP 800TH2A
ALLEN BRADLEY 2085-OF4
ALLEN BRADLEY 825-MCM20 NSFP 825MCM20
ALLEN BRADLEY VPL-A1152F-PJ12AA NSFP VPLA1152FPJ12AA
BANNER ENGINEERING LEDRB70x70W USPP LEDRB70x70W
BANNER ENGINEERING QMT42VP6FF2000Q USPP QMT42VP6FF2000Q
BANNER ENGINEERING SMB18SF NSFP SMB18SF