ITE SIEMENS BQ3-B020H
ITE SIEMENS BQ3-B020H
BANNER ENGINEERING MSE424Y
WESTINGHOUSE MD-210
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。
WESTINGHOUSE ARD420S USPP ARD420S
WESTINGHOUSE FDB4100 NSFP FDB4100
WESTINGHOUSE MCP0358C USPP MCP0358C
WESTINGHOUSE PBK-11 NSFP PBK11
FURNAS ELECTRIC CO 3NE1-022-0 NSFP 3NE10220
FURNAS ELECTRIC CO 3SB02-2MSB4 NSFP 3SB022MSB4
FURNAS ELECTRIC CO 3TY6443-0BF4 NSFP 3TY64430BF4
FURNAS ELECTRIC CO 64N42 NSPP 64N42
ITE SIEMENS 5SQ1-210-2 NSFP 5SQ12102
ITE SIEMENS BQ3-B020H
ITE SIEMENS LZXRT78625 USPP LZXRT78625
NORDIC ConTROLS 3313D13 USPP 3313D13
SIEMENS 5SM6504 USPP 5SM6504
SIEMENS 6ES7-215-2AD00-0xB0 USPP 6ES72152AD000xB0
SIEMENS 6SE3-221-7FG40 USPP 6SE32217FG40
SIEMENS HED43B020L NSFP HED43B020L
SICK OPTIC ELECTRonIC 2032688 NSFP 2032688
SICK OPTIC ELECTRonIC KT5G-2P1111 USPP KT5G2P1111
SICK OPTIC ELECTRonIC WL260-R230 USPP WL260R230
DODGE 022192 NSPP 022192
DODGE 1610-1 USPP 16101
ALLEN BRADLEY 100-B250ND3 USPP 100B250ND3
ALLEN BRADLEY 1336VT-B003-E0N USPP 1336VTB003E0N
ALLEN BRADLEY 1492-J35 NSFP 1492J35
ALLEN BRADLEY 1756-BA2 NSFP 1756BA2
ALLEN BRADLEY 194E-A25-NP FNFP 194EA25NP
ALLEN BRADLEY 2711P-RAT12E2 NSPP 2711PRAT12E2
ALLEN BRADLEY 700-HA32A11-4 NSFP 700HA32A114
ALLEN BRADLEY 800FM-P4 NSFP 800FMP4
ALLEN BRADLEY 800T-A1A NSPP 800TA1A
ALLEN BRADLEY 802B-CSAD-XSXC-3 FNFP 802BCSADXSXC3
ALLEN BRADLEY IMC-S/234-R USPP IMCS234R
BANNER ENGINEERING DXER9 NSFP DXER9
BANNER ENGINEERING Q12AB6FF30Q5 USPP Q12AB6FF30Q5
BANNER ENGINEERING SM2A31RLQDP USPP SM2A31RLQDP
GUARDMASTER LTD 440N-A02128 USPP 440NA02128
PHOTOSWITCH 889N-R5AF-12F NSFP 889NR5AF12F
WESTINGHOUSE 129A501G01 USPP 129A501G01
WESTINGHOUSE 2623D21G01 USPP 2623D21G01
WESTINGHOUSE 5C524 USPP 5C524
WESTINGHOUSE A211K2CA USPP A211K2CA
WESTINGHOUSE F3040P USPP F3040P
WESTINGHOUSE L-53 NSFP L53
WESTINGHOUSE PB1C USPP PB1C
FURNAS ELECTRIC CO 10C41 NSFP 10C41
ITE SIEMENS BQ3-B020H
FURNAS ELECTRIC CO 3RV1021-1AA10 USPP 3RV10211AA10
FURNAS ELECTRIC CO 3TH8-004-0AK6 USPP 3TH80040AK6
FURNAS ELECTRIC CO 52PA6J2A NSFP 52PA6J2A
ITE SIEMENS 4AM8195-0UA00-0N USPP 4AM81950UA000N
ITE SIEMENS GB10 USPP GB10
MOORE PRODUCTS 15756-8-2 USPP 1575682
SIEMENS 3VE9302-1AA17 NSPP 3VE93021AA17
SIEMENS 6ES7-138-4DB03-0AB0 FNFP 6ES71384DB030AB0
SIEMENS 6GK1901-1BB10-2AB0-EACH NSPP 6GK19011BB102AB2
SIEMENS C8451-A14-A5-4 NSFP C8451A14A54
DATAMETRICS U0500-12LD-2 USPP U050012LD2
SICK OPTIC ELECTRonIC IM12-04NPS-ZC1 NSFP IM1204NPSZC1
SICK OPTIC ELECTRonIC WE2S-F213 USPP WE2SF213
STEGMANN DGS60-A4M00500 NSPP DGS60A4M00500
DODGE 1240-66 NSPP 124066
DODGE B5016-5/8 NSFP B501658
ALLEN BRADLEY 1336-L6B USPP 1336L6B
ALLEN BRADLEY 1492-EAHJ-35 NSFP 1492EAHJ35
ALLEN BRADLEY 1734-OB8S FNFP 1734OB8S
ALLEN BRADLEY 184699 USPP 184699
ALLEN BRADLEY 22F-D1P5N103 FNFP 22FD1P5N103
ALLEN BRADLEY 6181P-17TSXP USPP 6181P17TSXP
ALLEN BRADLEY 800EQ-P6 FNFP 800EQP6
ALLEN BRADLEY 800MR-NH2Q USPP 800MRNH2Q
ALLEN BRADLEY 800T-QH10B NSFP 800TQH10B
ALLEN BRADLEY 900052 USPP 900052
BANNER ENGINEERING BRT-THG-1-900 NSFP BRTTHG1900
BANNER ENGINEERING PBB NSPP PBB
ITE SIEMENS BQ3-B020H
BANNER ENGINEERING SC22-3E USPP SC223E
BANNER ENGINEERING WLC60XW340GAQ NSFP WLC60XW340GAQ
PHOTOSWITCH 872C-D2NP8-D4 USPP 872CD2NP8D4
WESTINGHOUSE 1115392 NSPP 1115392
WESTINGHOUSE 2045A45G USPP 2045A45G
WESTINGHOUSE 503C926G01 USPP 503C926G01
WESTINGHOUSE A200KACACM USPP A200KACACM
WESTINGHOUSE EB1040 USPP EB1040
WESTINGHOUSE HUN-361 USPP HUN361
WESTINGHOUSE OT1CB NSPP OT1CB
WESTINGHOUSE WL-36074 USPP WL36074
FURNAS ELECTRIC CO 3RT1316-1BB40 NSPP 3RT13161BB40
FURNAS ELECTRIC CO 3TC4-817-0AB4 USPP 3TC48170AB4
FURNAS ELECTRIC CO 48JA18AA2L NSPP 48JA18AA2L
FURNAS ELECTRIC CO MT1000A USPP MT1000A
ITE SIEMENS EF3-L050 USPP EF3L050
LANDIS & GYR PAZX75M5 USPP PAZX75M5
SIEMENS 3RX8000-0CB81-1GF0 NSPP 3RX80000CB811GF0
SIEMENS 6ES5-700-8MA11 FNFP 6ES57008MA11
SIEMENS 6FX20013GB02 USPP 6FX20013GB02
SIEMENS 7PU4620-2AN20 USPP 7PU46202AN20
TEXAS INSTRUMENTS PLC 500-5047A NSPP 5005047A
SICK OPTIC ELECTRonIC FGSE-600-211 USPP FGSE600211
SICK OPTIC ELECTRonIC UE-43-3MF2D3 NSFP UE433MF2D3
SICK OPTIC ELECTRonIC WT4-2N330 NSFP WT42N330
DODGE 119603 NSFP 119603
DODGE 4040-3-15/16 USPP 404031516
ALLEN BRADLEY 1336-BDB-SP28C NSPP 1336BDBSP28C
ALLEN BRADLEY 1492-AIFM16-F-5 NSFP 1492AIFM16F5
ALLEN BRADLEY 156-B45AB1 NSPP 156B45AB1
ALLEN BRADLEY 1785-L60B NSPP 1785L60B
ALLEN BRADLEY 20BD065A3AYNAND0NNAD USPP 20BD065A3AYNAND0
ALLEN BRADLEY 592-A5DA NSFP 592A5DA
ALLEN BRADLEY 800A-G2DW USPP 800AG2DW
ALLEN BRADLEY 800H-R1D1 NSFP 800HR1D1
ITE SIEMENS BQ3-B020H
ALLEN BRADLEY 800T-N362R FNFP 800TN362R
ALLEN BRADLEY 855T-AVM NSFP 855TAVM
BANNER ENGINEERING 97942-161K565H01 NSPP 97942161K565H01
BANNER ENGINEERING MQDC-806 NSPP MQDC806
BANNER ENGINEERING S18-2VPDL-Q8 USPP S182VPDLQ8
BANNER ENGINEERING T30GRYPQ NSPP T30GRYPQ
PHOTOSWITCH 802PR-LBAA3 USPP 802PRLBAA3
SIEMENS 6FX8-002-2CA21-1BA0 NSFP 6FX80022CA211BA0
WESTINGHOUSE 1875508A USPP 1875508A
WESTINGHOUSE 4256A97G01 NSPP 4256A97G01
WESTINGHOUSE 95100 USPP 95100
WESTINGHOUSE DS161R USPP DS161R
WESTINGHOUSE JA3150SW USPP JA3150SW
WESTINGHOUSE PB1T1B USPP PB1T1B
WESTINGHOUSE SG-1343090A USPP SG1343090A
FURNAS ELECTRIC CO 3RT1015-1BB42 FNFP 3RT10151BB42
FURNAS ELECTRIC CO 3SB3640-6BB60 USPP 3SB36406BB60
FURNAS ELECTRIC CO 42FE35AF106 USPP 42FE35AF106
FURNAS ELECTRIC CO D50833-92 USPP D5083392
ITE SIEMENS BQ2-M015H USPP BQ2M015H
LANDIS & GYR 257-02041 NSFP 25702041
SIEMENS 1PH7137-2ND02-1KJ0 USPP 1PH71372ND021KJ0
SIEMENS 6ES5-095-8MC03 USPP 6ES50958MC03
SIEMENS 6ES7-972-0BA41-0xA0 NSPP 6ES79720BA410xA0
SIEMENS 6SN1-123-1AA00-0AA2 USPP 6SN11231AA000AA2
SIEMENS V23105-A5505-A201 USPP V23105A5505A201
SICK OPTIC ELECTRonIC CM18-08BPP-TWO NSFP CM1808BPPTWO
SICK OPTIC ELECTRonIC OD130-50N840 NSFP OD13050N840
ITE SIEMENS BQ3-B020H
SICK OPTIC ELECTRonIC WT18-2N010S03 NSFP WT182N010S03
DODGE 117156 NSFP 117156
DODGE 2517X2 NSFP 2517X2
ALLEN BRADLEY 1203-GD1 FNFP 1203GD1
ALLEN BRADLEY 1485C-P2N5-M5 FNFP 1485CP2N5M5
ALLEN BRADLEY 1494F-L1 USPP 1494FL1
ALLEN BRADLEY 1771-IXE NSPP 1771IXE
ALLEN BRADLEY 2094-BL75S USPP 2094BL75S
ALLEN BRADLEY 43GT-TMS25SL FNFP 43GTTMS25SL
ALLEN BRADLEY 700S-P1020A1 NSPP 700SP1020A1
ALLEN BRADLEY 800H-JP2KA7 NSFP 800HJP2KA7
ALLEN BRADLEY 800T-J42B NSFP 800TJ42B
ALLEN BRADLEY 837-A7A USPP 837A7A
ALLEN BRADLEY WA2GO32S105UA USPP WA2GO32S105UA
BANNER ENGINEERING M126E2-1LDQ NSFP M126E21LDQ
BANNER ENGINEERING QS18VN6RBQ USPP QS18VN6RBQ
BANNER ENGINEERING SME312DQD NSFP SME312DQD
ITE SIEMENS BQ3-B020H
PHOTOSWITCH 42LCB-5000 NSPP 42LCB5000
MILLTRonICS 7ML1201-1EF00 FNFP 7ML12011EF00
WESTINGHOUSE 1640A44G02 USPP 1640A44G02
WESTINGHOUSE 371D376G16 USPP 371D376G16
WESTINGHOUSE 7381A83G0 USPP 7381A83G0
WESTINGHOUSE BF100F NSFP BF100F
WESTINGHOUSE H73 NSPP H73
WESTINGHOUSE N25 NSPP N25
WESTINGHOUSE RBA-RDB-200-423D814A36 NSFP RBARDB200423D816
FURNAS ELECTRIC CO 3RH1122-1AK60 NSFP 3RH11221AK60
FURNAS ELECTRIC CO 3SB3-000-1AA20 USPP 3SB30001AA20
FURNAS ELECTRIC CO 3VU1-300-0MN00 USPP 3VU13000MN00
FURNAS ELECTRIC CO 8US1-251-5DM07 USPP 8US12515DM07
ITE SIEMENS 5SY6-103-7 NSFP 5SY61037
ITE SIEMENS BQ3-B020H
ITE SIEMENS S03JLD6 USPP S03JLD6
SIEMENS 14-193-101-572 USPP 14193101572
SIEMENS 6AV76150AA120BG0 NSFP 6AV76150AA120BG0
SIEMENS 6ES7-390-1AB60-0AA0 FNFP 6ES73901AB600AA0
SIEMENS 6SE7-090-0XX84-0FF5 USPP 6SE70900XX840FF5