A20B-3200-0293電路板
A20B-3200-0293電路板
A20B-3200-0293電路板
模擬量信號連接應注意的問題變頻器中的模擬量輸入信號,通常指0∼10V/5V 的電壓信號或0/4∼20 mA的電流信號;這些模擬量輸入信號可通過接線端子由外部給定,當變頻器與P L C 連接時,這些模擬量輸入信號也可來自PLC 的模擬量輸出信號,如圖3 所示。在進行模擬量的連接時應注意:
(1)阻抗匹配。根據變頻器的輸入阻抗選擇P L C 的輸出模塊,實現兩者的阻抗匹配。
(2)電壓範圍。當變頻器和P L C 的電壓信號範圍不同時(如變頻器的輸入信號為0∼10V,而PLC 的輸出電壓信號範圍為0∼5V 時;或PLC 的一側的輸出信號電壓範圍為0∼10V而變頻器的輸入電壓信號範圍為0∼5V時),需採用串聯電阻的方式進行分壓,以保證兩者在正常電壓範圍內
工作,避免電壓過限可能損壞器件。
(3)採用屏蔽電纜或絞合電纜。對於變頻器和P L C 而言,弱電控制信號(電壓0∼5V/10V、電流0/4∼20mA等)易受到外界強信號的幹擾,對控制信號採取適當的屏蔽措施。常用的方式就是採用屏蔽電纜進行屏蔽;對於長距離的控制回路宜採用絞合電纜,絞合電纜的絞合間距盡可能小。
(4)主、控電纜分開布線。實際連線時,注意主、控電纜分開布線,且相隔的距離。以保證主電路側的幹擾及噪音影響不到控制電路。
SGDV-30D01A-OY
SGMGV-30DDA6H
SGDV-50D01A-OY
SGMGV-44DDA6F
SGDV-210D01A
SGMGV-55DDA6F
SGDV-260D01A
SGMGV-75DDA6F
SGDV-280D01A
SGMGV-1ADDA6F
CIMR-AC4A0139AAA 各2
440R-N23126 數量11 面價1767
CIMR-JB4A0005BBA
CIMR-AB4A0038FBA
CIMR-JB4A0002BBA 各1
ABB ACS880-304-0820A-7+A018+C183 2
ABB ACS880-01-246A-3+D150+J400+P922 2
ABB ACS880-104-0600A-7+C183+E205 1
6DD1684-0BH1 1
1797-IE8 19年面價:23548 數量1
1764-24AWA 19年面價:7668 數量5
266HSHESBB7 1
2198-D012-ERS4 新面價:33596 15個
6GK5408-8GS00-2AM2 2 臺
20F11NC022JA0NNNNN 6 15259
20G14TC650JN0NNNNN 3 339618
20F11NC043JA0NNNNN 1 29075
功率模塊ATV1200C 700/045
橫流式冷卻風機 GFS680-230 400W 380V
櫃頂風機 ATV1200C-D5000049 各1
SKR1MCB1PF755 1 21年面價8690
YASKAWA ELECTRIC ETJ002860 ETJ002860
YAMATAKE 82114927-002 82114927002
WESTRONICS INC 3000-111-010-031-012-0-0 300011101003101
WESTINGHOUSE NCMZ-1799 NCMZ1799
WESTINGHOUSE 2838A31G01 2838A31G01
WESTINGHOUSE 149D930G01 149D930G01
TYCOR PTY-H-277/480-PDTS PTYH277480PDTS
TOPEX 2200-HYC 2200HYC
TEXOR AB 56-3206-25 56320625
TELEMECANIQUE TSX-P87-455E TSXP87455E
TAYLOR ELECTRONICS 6214BZ10110 6214BZ10110
TAYLOR ELECTRONICS 6205BZ10000 6205BZ10000
TAYLOR ELECTRONICS 6204BZ10100D 6204BZ10100D
SYMAX 8020-SCP-544 8020SCP544
SYMAX 8020-SCP-424 8020SCP424
STROMBERG SAFUI-290F460 SAFUI290F460
SQUARE D NJHN36000S40ABSOY002 NJHN36000S40ABSO
SQUARE D NF1000G3N2 NF1000G3N2
SQUARE D HU663DS HU663DS
SQUARE D 8502-SGO2-V02S 8502SGO2V02S
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SPRECHER & SCHUH PNS-0180-480V PNS0180480V
SIEMENS 6XV18206BT65 6XV18206BT65
SIEMENS 6SE9-521-8CC40 6SE95218CC40
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SIEMENS 6ES5-247-4UA31 6ES52474UA31
SIEMENS 6ES5-247-4UA31 6ES52474UA31
SIEMENS 6DD1-661-0AB1 6DD16610AB1
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SIEMENS 6AU1-435-0AA00-0AA1 6AU14350AA000AA1
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SICK OPTIC ELECTRONIC LUT1-450 LUT1450
SICK OPTIC ELECTRONIC LUT1-440 LUT1440
SICK OPTIC ELECTRONIC LUT1-431 LUT1431
SICK OPTIC ELECTRONIC LUT1-410 LUT1410
SICK OPTIC ELECTRONIC LUT1-400 LUT1400
SAGINAW D-56059 D56059
RITTAL 3394.509 3394509
REXROTH 0-608-830-123 0608830123
RELIANCE ELECTRIC T2851303L-TX T2851303LTX
RELIANCE ELECTRIC T2851303L-SX T2851303LSX
RELIANCE ELECTRIC C1812ATZ C1812ATZ
RELIANCE ELECTRIC 86487-S 86487S
RELIANCE ELECTRIC 801429-SD 801429SD
RELIANCE ELECTRIC 3RA2003 3RA2003
RELIANCE ELECTRIC 0-51893-2 0518932
PPT VISION 661-0326-C30 6610326C30
OMRON NT600M-DT211 NT600MDT211
OMRON F400-C10E F400C10E
OMRON CV500-MC221 CV500MC221
NSK 23056-CAMK-E4-C3 23056CAMKE4C3
NEMATRON CORP ICC-310 ICC310
NEMATRON CORP IC61A1-CB5105F0 IC61A1CB5105F0
NEMATRON CORP IC61A1-C8910461 IC61A1C8910461
NACHI RAX11 RAX11
NACHI MFM552Q3V MFM552Q3V
MOTOMAN ROBOTICS USASEM-01YRW11 USASEM01YRW11
MODICON PC-0984-785 PC0984785
MODICON AS-984B-932 AS984B932
MODICON AM-C996-804 AMC996804
MODICON 557VIC10400 557VIC10400
MODICON 140-NOE-771-01 140NOE77101
MODICON 140-CPU-534-14B 140CPU53414B
MODICON 140-CPU-534-14 140CPU53414
MITSUBISHI SJ-VS26-05ZM SJVS2605ZM
MITSUBISHI MRS1200E31 MRS1200E31
MITSUBISHI FR-Z240-5.5K-UL FRZ24055KUL
MITSUBISHI A4U-CPU A4UCPU
MITSUBISHI A3M-CPU-P21 A3MCPUP21
MITSUBISHI A3-CPU A3CPU
MITSUBISHI A273U-CPU A273UCPU
MICROSWITCH 82114805-501 82114805501
MEASUREX 51403698-100 51403698100
MEASUREX 51305701-100 51305701100
LANDIS & GYR 536-765 536765
KEYENCE CORP ML-G9311F MLG9311F
KAWASAKI P80B22450RCX2R P80B22450RCX2R
ITE SIEMENS ND63-B-120 ND63B120
ITE SIEMENS EISHFD63B12AFAFSH EISHFD63B12AFAFS
INTEGRAL TECHNOLOGIES 3378-00400 337800400
INDRAMAT TDM1.4-050-300-W1-000 TDM14050300W1000
INDRAMAT RAC-4-3-400-460-A01-W1 RAC43400460A01W1
INDRAMAT MDD112D-N-015-N2L-130PB0 MDD112DN015N2L13
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HUB CITY 0220-06303-1010 0220063031010
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HIMA 99-7105233 997105233