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6637826B1
- 更新时间:2025-05-15
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6637826B1
6637826B1
6637826B1
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。
IC694MDL645 2
IC695ALG508 1
IC695PBM300 2
6ES7152-1AA00-0AB0 4
6ES7132-7RD01-0AA0 4
6ES7972-0AC80-0XA0 2
ACS800-104-0025-7+N664 1
ACS800-04M-610-7+D150-E208+P901+Q950 2
ACS800-104-0060-7+N664 3
ABB P250000-9679-46 2
NBRC-61C 2
E62.R16-333L30 6
231-0HC00-0XA8 1
212-1BB23-0XB8 1
RMIO-D2050M 2
6GK7343-2AH01-0XA0 5个-------------
3BHE003604R0102--------------
3BHE027859R0102-------------
ABB 3HNA012450-001 1------------
6ES7231-0HC22-0XA8 1
TPC7062Ti 1
FX2N-4AD 16
MR-J4-200A 3--------------
SC-J2SJ4KT3K 16--------------
MPS3-230/24 1
ESV113N04TXD474 1
三洋 PMM-BD-5702-6 1
FR-HC2-H400K 1台
RM088.53C2 2
G6C-2114P-US DC12 100个
6ES7400-1TA11-0AA0
6ES7492-1BL00-0AA0
6ES7400-1JA11-0AA0 各一
主控制基板CTRARND-4044T 1
6ES7315-2EH14-0AB0
6ES7332-5HF00-0AB0
6ES7153-4AA01-0XB0
6ES7321-1BH10-0AA0
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1756-EN3TR 46432
Bg132 C35IL-2-2 50HZ 2个
3VL4740-1AA36-0AA0 2个
MC07B0004-2B1-4-00 1
MJII-90 1
ARND-8127A 1
CM400DY-34A 15
CV-10HAL 3
2AYF0449GI-R0 1
APS116DN-W 5
ARND-4037A 1
MBDJT2210;1个,松下
A22R-FG-10M 2个
G3PA-210B-VD 1个
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ERBP027R200W 1
FRN7.5G1S-4C 1
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P#CA5645-3 3
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300-0403-2 CONSARC 5
NDR-240-24 5
NDR-480-24 5
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451-60 2
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DZT-016-500A(含程序) 1
FCU712-S01 1
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E2E-X1R5F1 1
606.JG0002.02
T5HC/PBZ/3
B7A-R6C31
B7A-T6A1
S25659-B4300-A520
S25160-B1-F7
V25592-Z100-A281
S25463-D400-A1
V25592-Z100-A319
V25592-Z100-A69
S25790-B141-D2
V25592-Z100-A153
6XX6223-0BA10
V25592-Z100-A161
V25592-Z100-A153
S25421-A1-F220 各1
TOUCH PANELNS5-MQ00-V2OMRON 2个
MR-J2S-350A *1
HC-SFS-352*1
E6C3-AG5B 360P/R 2M 1
光电交换机|MOXA EDS-208 INPUT:12-48VDC 0.2A max,class2 REV:2.0.0 1
FX2N-4AD 2
FX2N-4DA 2
FX2N-2DA 2
MFE460A016B
MATRICOLA 57721数量1
autorotor T55 08 270数量1
DOP-B10S615 1
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KAIJO 288866 ROBOT R AXIS DLER PULLEY ASSY
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KAIJO 398826A SLIDE STAY
KAIJO 3G2A5-ID212 DC INPUT UNIT (64 PCS)
KAIJO 3G2A5-ID219 DC INPUT UNIT (64PCS)
KAIJO 3G2A5-OC223 PROGRAMMABLE CONTROLLER
KAIJO 3RK15GNA REVERSABLE MOTOR, 36N30K(3GN10XK)
KAIJO 4-NEM-0073 SIDE BLOCK
KAIJO 4-NEM-0167 CLAMP LIFTER GUIDE 17A9453
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KAIJO 4029180 COLLAR 2
KAIJO 4029277A-2 TEFLON BOLT
KAIJO 4029280 BUSH
KAIJO 4042770 COLLAR 3
KAIJO 4046021 HEATER COUPLING WASHER
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KAIJO 5-39-01407 CAPACITIVE SENSOR FSU-207-5M (FL-820L)
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KAIJO 5-F1-90767 WAFER CHUCK(R) PEEK (FL-820L)
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KAIJO 5-F4-74164 SPRING SUS 304
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