IC3600EPSP1
IC3600EPSP1
IC3600EPSP1
3、 模拟量信号连接应注意的问题变频器中的模拟量输入信号,通常指0~10V/5V 的电压信号或0/4~20 mA的电流信号;这些模拟量输入信号可通过接线端子由外部给定,当变频器与P L C 连接时,这些模拟量输入信号也可来自PLC 的模拟量输出信号,如图3 所示。在进行模拟量的连接时应注意:
(1)阻抗匹配。根据变频器的输入阻抗选择P L C 的输出模块,实现两者的阻抗匹配。
(2)电压范围。当变频器和P L C 的电压信号范围不同时(如变频器的输入信号为0~10V,而PLC 的输出电压信号范围为0~5V 时;或PLC 的一侧的输出信号电压范围为0~10V而变频器的输入电压信号范围为0~5V时),需采用串联电阻的方式进行分压,以保证两者在正常电压范围内
工作,避免电压过限可能损坏器件。
(3)采用屏蔽电缆或绞合电缆。对于变频器和P L C 而言,弱电控制信号(电压0~5V/10V、电流0/4~20mA等)易受到外界强信号的干扰,对控制信号采取适当的屏蔽措施。常用的方式就是采用屏蔽电缆进行屏蔽;对于长距离的控制回路宜采用绞合电缆,绞合电缆的绞合间距尽可能小。
(4)主、控电缆分开布线。实际连线时,注意主、控电缆分开布线,且相隔的距离。以保证主电路侧的干扰及噪音影响不到控制电路。
9-3
ACS580-01-145A-4,1个
531-7QF00-0AB0 1个
521-1BH10-0AA0 1个
6SL3120-2TE15-0AA4 数量:1
6SL3120-1TE21-0AA4 数量:1
6SL3120-1TE21-8AA4 数量:1
6SL3120-2TE21-8AA3 数量:1
6SL3120-1TE23-0AA4 数量:1
6SL3120-1TE26-0AA3 数量:1
6SL3120-1TE31-3AA3 数量:1
6SL3040-1LA00-0AA0 数量:1
6SL3055-0AA00-5CA2 数量:1
6SL3210-1PE23-8UL0 数量:1
6SL3210-1PE31-1UL1 数量:1
6SL3210-1PE18-0UL1 数量:1
6SL3224-0BE21-5UA0 数量:1
6SL3224-0BE22-2UA0 数量:1
6SL3210-1PE16-1UL1 数量:1
UVZ7003 数量:1
UVZ7022 数量:1
PS307 5A 数量:4
PS307 10A 数量:4
3BSC910354R2 数量:1
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2198-D020-ERS3数量3 26555
20F11NC2P1JA0NNNNN数量2 8870
2090-CPWM7DF-14AF25数量2 5243
20-750-ENETR数量6 3536
2711P-T10C22D9P数量1 35030
2090-CFBM7DD-CEAF25数量8 5130
6ES7 317-2EK14-0AB0 /V3.1.1 1
6FX5002-2CA31-1FA0 5M 2
140CPU65160C 1面价105463
140CPU67260C 2无面价
A5E30947477-H3 1个
6ES7 590-1AJ30-0AA0 6
6ES7 590-1BC00-0AA0 6
6ES7-215-1AG40-0XB0 6
1SAR501031R1 1个
1SAR501031R0001
SD821 1个
6ES7 214-1CH30-0XB0
241-1CH30-0XB0
6ES7 231-5ND32-0XB0 各1
3AUA0000044467 数量 1
TDA1.3-100-3-A00 1台
6SL3352-3AE38-4AA0 1
6SL3352-3AE35-0AA0 1
汇川
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功率单元HD9MS-A069-0
072-400000 数量3个
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AFIN01 4个
AFIN-01
ATV340D15N4 4台
ATV340D18N4 2台
6SL3224-0CA31-5UA0-S 2台
6SL3224-0CA31-1UA0-S 4台
ACS880-01-038A-3 4台
6ES7132-6BF00-0CA0 8
6ES7135-6HB00-0CA1 2
6ES7155-6AR00-0AN0 ? 1
6ES7135-6GB00-0BA1 ? 1个
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ACS800-104-0125-3+Q950 – 1
ACS800-104-0210-3+Q950+V991 – 1
ACS800-104-0440-7+E205+Q950+V991 – 1
ACS800-104-0580-7+E205+Q950+V991 – 1
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6AV7851-0AE20-1AA0 1
A06B-0373-B677 #7008 数量 2
4WRPH6C4B24L-20/G24Z4/M
DR 6 DP3-53/75Y
4WE6GA62/EG24N9K4
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