6024BP10300C-1746模塊
6024BP10300C-1746模塊
6024BP10300C-1746模塊
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。
A860-2140-V003 1
DILM32-XH122 4
BL-25-5+C180+C183 1
BL-15-5+C188+C183 1
3AFE98407002 2
140CRP31200 7
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3BHL000200P0001 3
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REM 610 1個
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DSSC-01C
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A08B-9410-C702
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TAVIS CORPORATION 10347-1 103471
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SICK OPTIC ELECTRONIC LMS211-30206 LMS21130206
SCOTT TURBON MIXER INC TMS-6 TMS6
SANYO DENKI B21M1K7MXR10-B B21M1K7MXR10B
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RONAN ENGINEERING CO 3.6X12-2000 36X122000
RELIANCE ELECTRIC 86466-80R 8646680R
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RELIANCE ELECTRIC 603515-5A 6035155A
RELIANCE ELECTRIC 57C-440A 57C440A
RELIANCE ELECTRIC 45C-15D 45C15D
RELIANCE ELECTRIC 45C-15C 45C15C
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POWERTEC INDUSTRIAL MOTORS INC C0202-S4CH099 C0202S4CH099
PACKARD C384V00 C384V00
ORMEC SAC-D37R/I SACD37RI
ORMEC MAC-B330G/K1A MACB330GK1A
OMRON V530-R150EP-3 V530R150EP3
OMRON F200-C10E F200C10E
OMRON F200-C10E F200C10E
NORDSON 303541A 303541A
MOORE PRODUCTS 15799-91-8 15799918
MOORE PRODUCTS 15494-126 15494126
MODICON P420 P420
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MAGNETEK DS440 DS440