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1771-P4R控制器
1771-P4R控制器
1771-P4R控制器
变频器运行时对PLC干扰应注意的问题
变频器运行时会对周围电气设备(包括P L C )产生较强的电磁干扰,同时变频器主电路断路器等开关器件动作时也会影响PLC 的正常工作。为防止变频器运行时对PLC干扰,变频器与P L C 相连接时应该注意以下几点:
(1)对PLC 本身应按规定的接线标准和接地条件进行接地,而且应注意避免和变频器使用共同的接地线,且在接地时使二者尽可能分开。
(2)当电源电压波动大,谐波成分多时,为抑制谐波干扰,应在PLC 的电源模块及输入/ 输出模块的电源线上接入噪音滤波器或者隔离变压器。如果干扰仍严重,应考虑在变频器主回路中接入电抗器、变压器和噪音滤波器等措施。
(3)变频器和P L C 安装在同一电控柜时,应尽可能使与变频器有关的电缆和与PLC 有关的电缆分开安装,尤其是连接变频器的强电电缆与连接PLC 的弱电电缆更要分开安装。
4 结束语
变频器和P L C 间连接问题,涉及到数字量信号连接、模拟量信号连接以及避免干扰应注意的问题;在实际应用中,两者间的连接还涉及到用弱电信号控制强电的问题。因此,应引起重视,避免干扰造成变频器、PLC 的误动作;避免连接不当造成PLC 或变频器的损坏。
如果购买单位的在质保日期一年内发现有质量缺陷的,可以进行一个免费维修或更换。
3BSE008508R1 DI810 2
A5E30947477 1
VT-TPCD-1-11/V1/0数量1
CIMR-AU4A0139FAA 1
7ML12011EX00 4
6SL3055-0AA00-4CA5 8
3AUA0000097468 2
xcsrc32m12 schneider 62个
1、变频器柜顶风机施耐德 ATV1200C-D5000049 3
2、变频器通讯板施耐德 ATV1200C-5.561.063G 1
3、变频器控制板施耐德 ATV1200C-5.558.064G 1
4、变频器柜顶风机施耐德 ATV1200C-D5000028 6
6SL3054-0CG01-1AA0
6ES7355-0VH10-0AE0
6ES7193-4CD30-1AA0
6AV2124-1GC01-0AX0
6SL3120-1TE21-0AD0
6ES7952-1KK00-0AA0
6SL3120-1TE23-0AC0
6SL3224-0BE15-5UA0
6SL3210-1KE14-3UP2
6ES7138-4AC01-0AA0
6SL3210-1KE14-3AP2
6SL3120-1TE23-0AA4
6ES7414-3FM06-0AB0
6SL3362-0AG00-0AA1
6GK1561-3AA01
YOKOGAWA SLCC SLCC
YAMATAKE 51301880-100 51301880100
WESTINGHOUSE 4256A11G01 4256A11G01
WESTINGHOUSE 292B335A15 292B335A15
WESTINGHOUSE 292B333A10 292B333A10
VARIAN CARY-50 CARY50
US MOTORS 1800-8415 18008415
UNICO 108203.01 10820301
TOTAL CONTROL PRODUCTS QPI-11100-E2P QPI11100E2P
TOSHIBA VT130H7U410KA VT130H7U410KA
TOSHIBA VT130G3U-4220 VT130G3U4220
TOSHIBA VFP1-434OUP-B1 VFP1434OUPB1
TEXAS INSTRUMENTS PLC 575-2103 5752103
TEXAS INSTRUMENTS PLC 560-2820 5602820
TELEMECANIQUE TSX-SCM-2211 TSXSCM2211
TELEMECANIQUE TSX-RAM-51216 TSXRAM51216
TELEMECANIQUE TSX-P67425 TSXP67425
TELEMECANIQUE TSX-P573-53AM TSXP57353AM
TB WOODS WFC4015-0CHT WFC40150CHT
SYMAX 8030-CRM-580 8030CRM580
SYMAX 8030-CRM-570 8030CRM570
STROMBERG CPU86-NDP CPU86NDP
SQUARE D NCL361200-1052 NCL3612001052
SKALTEK DCD-335-4K DCD3354K
SIEMENS S42024-C3218-C1 S42024C3218C1
SIEMENS 6SE9522-4DG40 6SE95224DG40
SIEMENS 6RY1-243-0AA00 6RY12430AA00
SIEMENS 6ES7-417-4HL00-0AB0 6ES74174HL000AB0
SIEMENS 6ES5-921-3WB13 6ES59213WB13
SIEMENS 6ES5-470-7LA13 6ES54707LA13
SIEMENS 6ES5-470-4UB12 6ES54704UB12
SIEMENS 6AV76150AA120BG0 6AV76150AA120BG0
SICK OPTIC ELECTRONIC LUT1-420 LUT1420
SABINA ELECTRIC 64487-1/D9590140250 644871D959014025
REXROTH NV20/1F-D NV201FD
REXROTH 0608841030 0608841030
RELIANCE ELECTRIC S-67101-1 S671011
RELIANCE ELECTRIC 86495-1R 864951R
RELIANCE ELECTRIC 86466-88T 8646688T
RELIANCE ELECTRIC 86466-26R 8646626R
RELIANCE ELECTRIC 78469-R 78469R
RELIANCE ELECTRIC 57C-493 57C493
RELIANCE ELECTRIC 57C-422C 57C422C
RELIANCE ELECTRIC 45C-271 45C271
RELIANCE ELECTRIC 0-57552-4D 0575524D
RELIANCE ELECTRIC 0-57552-4 0575524
RELIANCE ELECTRIC 0-57552-2 0575522
RELIANCE ELECTRIC 0-57552 057552
RELIANCE ELECTRIC 0-51879-5 0518795
RELIANCE ELECTRIC 0-51879-1 0518791
PULSAFEEDER 7660-S-AE 7660SAE
POWERTEC INDUSTRIAL MOTORS INC C0302N3CH109NNNN C0302N3CH109NNNN
PHOENIX CONTACT IBS-ST-24-SSC-T IBSST24SSCT
ORMEC ORN-50/CFEH ORN50CFEH
ORMEC MMI-QP2/12T MMIQP212T
OMRON F150-C10E F150C10E
OMRON 3G8B3-CL001 3G8B3CL001
OBARA CORP X-A-TC6576N-AL1-276-C XATC6576NAL1276C
NEMATRON CORP IWS-4524 IWS4524
NAMCO ER920-17812 ER92017812
NACHI AUXL112A AUXL112A
MOORE PRODUCTS 15799-209R 15799209R
MOORE PRODUCTS 15799-209 15799209
MODICON TSX-P57-6634M TSXP576634M
MODICON MM-PMD240SC MMPMD240SC
MODICON AS-M909-021 ASM909021
MODICON AS-M909-001 ASM909001
MODICON AS-521P-008 AS521P008
MODICON AS-521P-004 AS521P004
MODICON AS-384A-000 AS384A000
MODICON AM-M909-021 AMM909021
MODICON AM-M909-001 AMM909001
MODICON AM-M909-000 AMM909000
MODICON 140-AII-330-10 140AII33010
MITSUBISHI K3N-CPU-P2H K3NCPUP2H
MITSUBISHI K3N-CPU-H K3NCPUH
MITSUBISHI K3N-CPU K3NCPU
METASYS NU-NCM201-701 NUNCM201701
MARPOSS 3708630010 3708630010
MAGNETEK GPD503-CIMR-G3U2022 GPD503CIMRG3U202
LORAIN PRODUCTS ES371AMB ES371AMB
LORAIN PRODUCTS ES281CMB ES281CMB
LAETUS 2D-COSI-820-1421 2DCOSI8201421
KOLLMORGEN IND 600 600