FRN0085F2S-4C變頻器
FRN0085F2S-4C變頻器
FRN0085F2S-4C變頻器
變頻器運行時對PLC幹擾應注意的問題
變頻器運行時會對周圍電氣設備(包括P L C )產生較強的電磁幹擾,同時變頻器主電路斷路器等開關器件動作時也會影響PLC 的正常工作。為防止變頻器運行時對PLC幹擾,變頻器與P L C 相連接時應該注意以下幾點:
(1)對PLC 本身應按規定的接線標準和接地條件進行接地,而且應注意避免和變頻器使用共同的接地線,且在接地時使二者盡可能分開。
(2)當電源電壓波動大,諧波成分多時,為抑制諧波幹擾,應在PLC 的電源模塊及輸入/ 輸出模塊的電源線上接入噪音濾波器或者隔離變壓器。如果幹擾仍嚴重,應考慮在變頻器主回路中接入電抗器、變壓器和噪音濾波器等措施。
(3)變頻器和P L C 安裝在同一電控櫃時,應盡可能使與變頻器有關的電纜和與PLC 有關的電纜分開安裝,尤其是連接變頻器的強電電纜與連接PLC 的弱電電纜更要分開安裝。
4 結束語
變頻器和P L C 間連接問題,涉及到數字量信號連接、模擬量信號連接以及避免幹擾應注意的問題;在實際應用中,兩者間的連接還涉及到用弱電信號控制強電的問題。因此,應引起重視,避免幹擾造成變頻器、PLC 的誤動作;避免連接不當造成PLC 或變頻器的損壞。
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SS4605T04
SS4603T05
SS4603T06
SS4301T07
SS4512
SS4302T01
SS4503
SS4302T05
SS4502
SS4608T01
SS4307T01
SS4305T01
RRE3008
RRE5009
RRE3051C0
RRE4050S2K1C0
RRE4053S2B11
RRE4055S2B5
2906957
RRE4051S2T2B7
RRE4052S1T2B8
2296511
2296391
RRE4006P2
VE5010
GG81318X012-MTG
GG81743X012-MTG各1個 艾默生
3BHL000406P0103 3pc
3BHL000406P0102 8pc
3BHL000406P0100 8pc
3BHL000406P0007 2pc
3BHL000406P0003 8pc
3BHL000224P0002 3pc
YASKAWA ELECTRIC SGMGH-30ACA6E SGMGH30ACA6E
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YASKAWA ELECTRIC CIMR-VMW-2011 CIMRVMW2011
YASKAWA ELECTRIC CIMR-G5M20300F CIMRG5M20300F
UNIVERSAL INSTRUMENT 41785303 41785303
TRICONEX 3005 3005
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TRANSTECTOR ACP100BW ACP100BW
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TEKTRONIX 1740 1740
TECH MOTIVE TOOL C4100AP1V116051 C4100AP1V116051
TECH MOTIVE TOOL 48D200P1001 48D200P1001
TAYLOR ELECTRONICS 6214BZ10110C 6214BZ10110C
SYMAX 8030-RIM-121 8030RIM121
SYMAX 8020-SCP-724 8020SCP724
SYMAX 8020-SCP-721 8020SCP721
SYMAX 8010-SFW401 8010SFW401
STANDARD RADIO B36500-00-01-0 B3650000010
SST XL-S-2 XLS2
SQUARE D NHL361000 NHL361000
SIEMENS CMD63A800 CMD63A800
SIEMENS A1-106-150-503A A1106150503A
SIEMENS 6SE9-532-1EL40 6SE95321EL40
SIEMENS 6SE9-521-0DC40 6SE95210DC40
SIEMENS 6SE7-018-0TA20 6SE70180TA20
SIEMENS 6SE3-121-7DG40 6SE31217DG40
SIEMENS 6GF3010-0HE15-0CS0 6GF30100HE150CS0
SIEMENS 6ES7-624-1AE00-0AE3 6ES76241AE000AE3
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SIEMENS 1FT6132-6SF71-4TA0 1FT61326SF714TA0
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RUSSELL STOLL ELSFH8414FDC ELSFH8414FDC
RELIANCE ELECTRIC B/M-60000 BM60000
RELIANCE ELECTRIC 86466-87R 8646687R
RELIANCE ELECTRIC 803612-SE 803612SE
RELIANCE ELECTRIC 57C-424 57C424
RELIANCE ELECTRIC 57C-404C 57C404C
RELIANCE ELECTRIC 57C404 57C404
RELIANCE ELECTRIC 45C-225 45C225
RELIANCE ELECTRIC 300P4171 300P4171
RELIANCE ELECTRIC 2GU51005 2GU51005
RELIANCE ELECTRIC 2EC4040 2EC4040
RELIANCE ELECTRIC 2EC40-20 2EC4020
RELIANCE ELECTRIC 1398-DDM-150 1398DDM150
RELIANCE ELECTRIC 0-57404-3A 0574043A
RELIANCE ELECTRIC 0-57404-2B 0574042B
RAYTHEON B36500-0001 B365000001
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PCTEL SEEGULL-LX SEEGULLLX
PCTEL SEEGULL-DX SEEGULLDX
OMRON S3200-LSUO3-V1 S3200LSUO3V1
OMRON NT600MDN211 NT600MDN211
OMRON F200-C12E F200C12E
NORTEL NETWORKS NTVQ01BB NTVQ01BB
NEMATRON CORP IWS-1934 IWS1934
NDT INTERNATIONAL NDT-103D NDT103D
NACHI AUXL-111A AUXL111A
MULTILIN UR-9NH UR9NH
MULTILIN PQM-T20-CA PQMT20CA
MOORE PRODUCTS IPC3510A300MGT IPC3510A300MGT
MODICON MM-PMC2-400 MMPMC2400
MODICON MM-PMA1-200 MMPMA1200
MODICON AS-D004-040 ASD004040
MODICON AS-D004-030 ASD004030
MODICON AS-B883-201 ASB883201
MODICON AS-584A-042 AS584A042
MODICON AM-S980-810 AMS980810
MODICON AM-S980-130 AMS980130
MODICON 554-VIC-157-60 554VIC15760
MITSUBISHI FR-Z240-5.5K-UL FRZ24055KUL
MITSUBISHI FR-Z240-30K-UL FRZ24030KUL
MITSUBISHI FR-A240-E-37K-TF FRA240E37KTF
MEASUREX 08638700 08638700
MAGNETEK GPD515C-B096 GPD515CB096
LANDIS & GYR PXC00-E96.A PXC00E96A
LANDIS & GYR 562-002 562002
ITE SIEMENS WMS124U WMS124U
ITE SIEMENS PD63B120-A01 PD63B120A01
ITE SIEMENS ND63T100 ND63T100
IRCON R-35C15 R35C15