3HAC10555-1 IRB2400
3HAC10555-1 IRB2400
3HAC10555-1 IRB2400
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。
10-12
VE4051 3
A5E36464150001
A5E39021149 各1
6AV2 124-0MC01-0AX0 1
A02B-0098-K828(14M)
A02B-0259-C220 I
A02B-0303-C103
A03B-0807-K101
A03B-0815-C001
A03B-0815-C003
A03B-0815-K001
A06B-0247-B401
A06B-0257-B410(a40/3000)
A06B-0269-B400
A06B-0275-B410(12)米
A06B-6079-K815#E ----------
A06B-6110-H011
A06B-6114-H209 ---------
A06B-6114-H211 ---------
A06B-6117-H210--------
A06B-6127-H105
A06B-6127-H209 ----------
A06B-6130-H002---------
A06B-6130-K201 ---------
A06B-6130-K203 ------
A06B-6130-K204 --------
A06B-6140-H015
A06B-6160-H002 -------
A06B-6240-H106 --------
A06B-6250-H045 ---------
A06B-6270-H075#H600
A13B-0154-B003
A20B-1007-0680/01A
A20B-2002-0520/12A
A20B-2002-0521/07A
A20B-2002-0521/14A
A20B-2100-0762/06B
A20B-3300-063 5/2A OI-TD
A60L-0001-0290#LM32C
A660-2005-T506#L-15M
A860-0203-T001
A860-0203-T013
A860-0203-T014
A860-0360-V501
A860-2000-T302
A860-2070-T321
A86L-0001-0125#A
A86L-0001-0324 0iD MDI
A90L-0001-516(0548)/R
A98L-0001-0518#T
A98L-0031-0011#L
A98L-0031-0012
A98L-0031-0025
A98L-0031-0026
A98L-0031-0028
BR-2/3AGCT4A
F06B-0001-K003#L-14m
F660-2005-T516#13M 各1
6ES7212-1AE40-0XB0 1
CDG1BA40V-250Z :6套
1769-L32E 1 面价40906
1769-BA 1 面价605
1786-RPA 1 面价14012
7820Z175
RXG28T1-120W
6ES5951-7LB21 1
6GF6240-4MV01 2个
FK-FE-3KXF065094U0100.XZ 1
FKCW33V4PKCYYAA 1
1762-IF4 1 面价3379
1756-IF8 2 面价13109
6ES7512-1DK01-0AB0
6ES7521-1BH10-0AA0
6ES7522-1BH10-0AA0
6ES7954-8LE03-0AA0
YTZ90-24J5-A2ZDY 1
Siemens 7MH4553-1AA41 数量5
Siemens C79451-A3462-C47 (OLD) 数量1
6ED7131-6BH01-0BA0 2
6ES7407-0KA02-0AA0 1
6ES7193-6AR00-0AA0 1
6ES7410-5HX08-0AB0 1
6ES7132-6BH01-0BA0 1
6ES7134-6GD01-0BA1 1
6ES7135-6AU01-0CN0 1
6ES7193-6BP00-0BA0 10
6ES7972-0BA12-0XA0 2
A5E00148388
A5E00802381
A5E00802385
A5E00802380
A5E00802387
QAE2121.010 2
6SL3244-0BA21-1PA0 1
QAE2121.010 4
QBE9000—P16 3
3VT 8325-1AA03-0AA0 2
3VT 8110-1AA03-0AA0 /3VT100N 4
6AV6 643-0CB01-1AX1 1
E6B2-CWZ5B PNP DC12-24V 2M 1000PR 带联轴 1个
214-1AD23-0XB0 1个
变频器ATV310H075N4A 2
变频器ATV310HU15N4A 2
变频器ATV310HU22N4A 2
变频器ATV310H037N4A 2
P/N:FHA-40C-50-E250-C 1
1394C-SJT22-A 无面价 1
STI-VC2100NLC 1
FX2N-48MR-DS 1
KL3162 2个
NSK SERVO DRIVE # EM0608A13-05 1个
DC POWER CB-500 1个
6SN1111-0AA01-0BA2 1
6SL3300-0SF01-0AA0 10个
A5E31429340 1个
A5E03712588 1个
CP1E-N30SDR-A 2
光洋 Z-8TR1 AC220V 1个
1794-IE12 1 10723
CMC550041-06 1
CMC550510-01 1
CMC550011-01 1
CMC550515-01 1
UMC556000-02 1
UMC556000-03 1
6AV2124-0QC02-0AX1 1
Schneider Modicon TSXMRPP128K
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Schneider 140ACI03000 140ACI03000R NIB
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Schneider MODICON TXBTF024411E TXB TF024411E
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Schneider Operator Interface XBTGT2120
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Schneider PLC 140 ACO 13000 140ACO13000 NIB Sealed
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Schneider Soft Starter ATS48D38Q 18.5KW
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Schneider Telemecanique TSX Nano TSX 07301028 TSX07
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Schneider Telemecanique TSX P57303AM TSXP57303AM
Schneider Telemecanique TSX08CD12M8DS NIB
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