IC693ALG223C
IC693ALG223C
IC693ALG223C
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。
CU200M60N
IC697ALG230 1--------------
3HAC7998-1 1--------------
3HAC7998-10 1------------
DSQC679 3HAC028357-001 1-------------------
6GK7542-SFX00-0XE0 1-----------------
6GK7542-5FX00-0XE0------------------
SQN31.401A2700
C351/0000/STD 各一
7VV3003-5BG32 2
212-1BB23-0XB0 5
IC695CPU315-CA 18---------------
IC693NIU004-CA 3----------------
IC695CPU320 2------------
HE693DAC410 2--------------
ACSM1-04AM-07A0-4 2
IC693MDL645 2-----------------
ACSM1-04AM-04A0-4 2
IC693MDL660 2-----------------
IC693PWR321 2--------------
IC754VSL06CTD-QN 2----------------
1537L-7CWA 2
6ES7331-7TF01-0AB0 3
6SE6430-2UD33-0DB0 數量5
6AV6381-2BE07-4AV0 數量1
1768-PA3 1 面价6282.8
6RX1800-0AS01 5个
6ES7954-8LC03-0AA0 3
6ES7590-1AE80-0AA0 3
6ES7231-4HF32-0XB0 3
6ES7231-5PF32-0XB0 6
6ES7522-1BH10-0AA0 6
6ES7521-1BH10-0AA0 21
PP825A 1
MP9-20976K
MP9-20922K 各一
223-1PL30-0XB0 1
1、6AV6644-0AB01-2AX0 2
2、6AV6644-2AB01-2AX0 2
ACS580-01-09A5-4 1个
ATV340D37N4E 1个
307-1KA00-0AA0
315-1AF03-0AB0 各一
IC693PWR322LT 1块
1762-IF4 1
1769-IT6 1
ACS800-01-0165-3+P901 75KW 6台
6ES5470-8MC12 2个
1756-PA72 面价11254
1756-EN2T 面价32318
1756-IB32 面价5842
1756-IB16 面价4440
1756-OB32 面价8282
1756-OB16IEF 面价7785
1756-IF8I 面价26894
1756-IRT8I 面价29832
1756-PB75K 面价15368
6SY7000-0AC38数量1
SKP25.003E2 1
伺服电机 MPL-B680D-MJ22AA无面价 数量1
变频器 22A-D4P0N104 数量6 面价 5152
6ES7321-1CH00-0AA0 数量2
3BDZ000398R1 *5
ABB RLM01
ACS355-03E-05A6-4 16只
ACS355-01E-04A7-4 14只
ACS355-01E-04A7-2
IC200PWR102 2个
IC200MDL740 12/24VDC 2个
IC200MDL940E 2个
SY5292-BMXNOC0401 2
FMR51-1U3Q0/0
EDS 3446-F31-0100-000
GT2715-XTBA
2711P-T15C21D8S 面价36449
6200M-15WBN 面价19323
2711P-T7C22D9PK 面价20792
25B-D6P0N114 面价5661
25B-P013N114 查不到面价
25B-P024N114 查不到面价
25B-D017N114 面价10384
1734-AENTR 面价4915
1734-AENTRK 面价7265
1734-EP24DC 面价1536
1734-IB4 面价561
1734-IB8 面价935
1734-IB8K 面价1367
1734-IB8S 面价3898
1734-IE2C 面价2474
1734-IE2V 面价2361
1734-IR2 面价2531
1734-IT2I 面价2689
1734-OB2EP 面价694
1734-OB4 面价646
1734-OB8 面价1055
1734-OB8K 面价1548
1734-OB8S 面价4531
1734-OE2C 面价2542
1734-OE2V 面价2452
1756-PB75K 面价15368
ACS150-01E-06A7-2 1
PSTX470-600-70-----------------
PP825A-------------
6AV6644-0AB01-2AX0------------
6AV6644-2AB01-2AX0------------
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