AB 1756-L72模塊
AB 1756-L72模塊
AB 1756-L72模塊
數字量信號連接應注意的問題
變頻器的輸入信號中包括對運行/ 停止、正轉/ 反轉、點動等運行狀態進行操作的數字量輸入信號(開關型指令信號),這些信號常來自PLC 的數字量輸出信號。PLC 通常利用其內部的繼電器接點(繼電器輸出型P L C )或具有開關特性的元器件(晶體管輸出型PLC)與變頻器相連,得到運行狀態指令,如圖1 和圖2 所示。在進行數字量信號的連接時應注意:
(1)使用繼電器輸出型P L C 與變頻器相連時,應注意接觸不良常帶來變頻器誤動作,因此在實際接線中要注意連接可靠。
(2)使用晶體管輸出型P L C 與變頻器相連時,應注意晶體管本身的電壓的高低、電流的大小等限制條件在其範圍內,保證係統的可靠性。
(3)設計變頻器的輸入信號電路時,應盡量避免採用繼電器等感性負載,因繼電器開閉產生的浪涌電流可能引起變頻器的誤動作。
(4)當P L C 輸出的開關信號進入變頻器時,有時會發生外部電源和變頻器控制電源之間的串擾,應注意對P L C和變頻器分開接地,避免兩者使用共同的接地線。
A02B-0348-B502 1
A02B-0338-B502 1
5SHY3545L0016 5---------
5SDF2045L0001 3---------
VBC6-30-01 2
3HNE09106-1 1
Schneider Electric (MCSESM093F1CS0) 數量 2
Schneider Electric (TCSESM043F1CU0) 數量 2
Schneider Electric (TCSESM043F1CS0) 數量2
Schneider Electric (TCSESL043F23F0) 數量4
Yaskawa A1000 45 CIMR-AC4A0088WAA 數量1
PG-B2 Yaskawa 數量1
DCA602-1000-45DBN (ABB SDCS-CON2B) 數量1
SDCS-CON-2B----------
DCA602-1000-45DBN (ABB AMC-DC-CLAS2) 數量1
ABB SDCS -CON2 數量1
SDCS-CON-2A----------
VZ3IM1603M1271
VZ3IM1604M1271
440T-MRPSE110A 新面價:2724 ?10?
440T-MRPSE110B 新面價:2724 ?10?
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440T-MSALE110B 查不到面價 10?
440T-AKEYE100A 新面價:498 10
440T-AKEYE100B 新面價:498 10?
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1756-OB32 8528 2
力士樂伺服卡CDB01.1C-S3-ENS-NNN-NNN-NN-S-NN-FW MNR:R911315255(包含固化軟件FWA-INDRV*-MPD-07VRS-D5-1-S NC-NN,R911328717)
電容器:西門子;6SL3984-6KX01-0AA0 1
YASKAWA ELECTRIC USASEM-10HS13 USASEM10HS13
YASKAWA ELECTRIC CACR-SR-15SZ1SSY228 CACRSR15SZ1SSY21
YASKAWA ELECTRIC CACR-SR15SZ1S-SY22 CACRSR15SZ1SSY22
WOODWARD 8406-113 8406113
WESTRONICS INC 4040-2-400-400-400-400-011-010-000 4040240040040040
WESTINGHOUSE 4D33811G02 4D33811G02
WARD LEONARD 5004-3001-11 5004300111
US DRIVES 0400-0075CT-DT-F-1 04000075CTDTF1
US DRIVES 0400-0060CT-DTV-F 04000060CTDTVF
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TOSHIBA VT130G7U-4400B VT130G7U4400B
TOSHIBA VFAS1-6750PL-HN VFAS16750PLHN
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TEXAS INSTRUMENTS PLC 560-2124 5602124
TELEMECANIQUE TSX-RAM-51216 TSXRAM51216
TELEMECANIQUE TPM-XP1-074-30 TPMXP107430
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SQUARE D PM870RD PM870RD
SQUARE D 8538-SFA23 8538SFA23
SPARLING FM625-OF3-111 FM625OF3111
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SEW EURODRIVE MDV60A0220-503-4-06 MDV60A0220503406
SANYO DENKI PDT-B3B-10 PDTB3B10
SAGINAW AV-486506 AV486506
ROOTS 718-U-RAI 718URAI
REXROTH 1-070-083-221 1070083221
REXROTH 0-608-830-226 0608830226
REXROTH 0-608-830-206 0608830206
REXROTH 0-608-830-141 0608830141
RELIANCE ELECTRIC 801429-1SC 8014291SC
RELIANCE ELECTRIC 40V4160 40V4160
RELIANCE ELECTRIC 0-54200-2 0542002
PRINTRONIX T5308 T5308
PPT VISION 661-0326-C30 6610326C30
PPT VISION 661-0306 6610306
OMRON NT31-ST121B-EV2 NT31ST121BEV2
OMRON F350-C41-E F350C41E
OKUMA VACMF22/18.5R-153UR5 VACMF22185R153UR
NVIEW V70 V70
NDC P680163 P680163
NACHI AUY333 AUY333
MTS SYSTEMS CO MPM3202-R1-1405 MPM3202R11405
MTS SYSTEMS CO MPM3202-R1-1405 MPM3202R11405
MODICON PC-BALU-821 PCBALU821
MODICON AS-BDAU-204 ASBDAU204
MODICON 91-01213-01 910121301
MODICON 140-CHS-110-00 140CHS11000
MODICON 140-AII-330-00C 140AII33000C
MIYACHI MM-326B MM326B
MITSUBISHI Q4A-CPU Q4ACPU
MITSUBISHI Q3ACPU Q3ACPU
MITSUBISHI HF354BS-A51 HF354BSA51
MEASUREX 51402797-200 51402797200
MEASUREX 09472000 09472000
MAGNETEK GPD515C-B034 GPD515CB034
LANDIS & GYR 549-635 549635
K TRON 2905-30427 290530427
JOSLYN CLARK 5DP5-5021-11 5DP5502111
JOHNSTONE PUMP COMPANY 120-295C 120295C
ITE SIEMENS HFC368S HFC368S
ISSC 623-5096 6235096