DCS4051通讯转发器3个
DCS4051通讯转发器3个
DCS4051通讯转发器3个
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。
10-12
A02B-0303-C205数量1
RMCL55BD数量6
R4D400-AL17-05 1
ACS880-01-169A-3+D150+P944+N7518 1
22F-D4P2N103 面价 3039 1
A06B-1467-B123#0021 1
A05B-2601-C412 发那科 数量1
发那科 A02B-0321-B500 数量1套
6ES7-307-1EA00-0AA1
CARAT55-6TX-2FM
UC-8410A-LX
FX3SA-30MR-CM
PLC-CP1E-E20SDR-A
PLC-XC1-32R-E
DVP14ES00R2
西门子S7-200 SMART CPU SR20
西门子S7-200 SMART EM DE08 数字量输入模块
西门子S7-200 SMART CPU SR30
西门子S7-200 SMART EM DE16
西门子S7-200 SMART CPU SR60
西门子S7-200 SMART EM AE08
西门子S7-200 SMART EM A004
西门子S7-200 SMART EM A002
西门子S7-200 SMART CPU SR40
西门子S7-200 SMART EM AE08
西门子S7-200 SMART CPU CR4
307-1KA02-0AA0
TPC-S3700
343-1EX30-0XE0
1769-BA 605
1786-RPA 14012
3UG4651-1AW30 数量:4
EIP-508-105-Z015数量3
IOL-302-000-K006数量14
IOL-104-000-Z012数量10
EIP-302-105-Z015数量6
EIP-104-105-Z015数量6
1756-L72S 面价88900 数量1
1756-L7SP 面价11800数量1
1756-A10 面价6740数量1
1756-PA75 面价 12100数量1
1756-N2 面价310数量5
1756-IB32 面价5170数量1
1756-OB32 面价7330数量1
1756-TBCH 面价934数量2
1756-EN2T面价28600数量3
2711P-T12W22D9P 面价38700数量1
1734-AENTR 面价4350数量7
1734-EP24DC面价1360数量6
1734-IB8面价828数量32
1734-OB8面价934数量24
1734-IB8S面价3450数量20
1734-OB8S面价4010数量16
1734-TOPS面价125数量140
1768-L45S面价66800数量1
1769-ECR面价344数量1
1768-PA3面价5560数量1
1769-IQ32面价4250数量1
1769-OB32面价5210数量1
1768-ENBT面价13600数量3
GSS05-2E HBR 090C12
RH28M-2DK.3F.1R 1
HC-SFS152 1
JRTR37DS80M4 1
JRTS57DS9OM4 1
JRTS47DS71S4/B 1
FH57GDRE132S4BES 1
EXDIII-500 T5 1
DRS180M4BE30 1
DRS180S4BE20 1
GSS04-2M HBR 080C32 1
6EP3436-8SB00-0AY0 2
CCD PRO 5000 1
SGMJV-04A3A61 1
供电模块203/806 1------------
TM3AI2H 1-------------
HIEE200130R0002 1------------
ACS550-01-096A-4 2
ACS550-01-012A-4 2
6SL3210-1KE15-8AF2 带面板 1
6SL3210-1KE21-3UF1 带面板 1
6GK5204-2BB10-2AA3 1-----------
品牌:mks
型号:722A11TGA2FA-----------
CP1L-M30DT1-D 1个
FX3U-32MT 2个
80026-601-01-R 4836 1
151-3AA23-0AB0 2
A02B-0333-B802数量1-----------
MXM80A-000-000-00/DHR41 B/OMC41B-T6---------
EM0608A13-05----------------
Esay9 EA9B23230C 2P 32A数量10
6ES7138-4DE02-0AB0 1
2455RC-9082-465-L200 20
WATSND-160/160.4CBR-F 1
UC2000-30GM-IUR2-V15???P&F??2?Pc
ACS510-01-180A-4 1
958EA32A, 1
42IF35AF 1
CEAG-VE97236 6pcs
CEAG-EVG09236 6pcs
CEAG-2 2710 904 000(2710-3) 6pcs
IC693CPU350-EK数量1---------
IC693PWR321Y数量2---------
2711P-T10C22D9P 2 面价35030------
面板型号 255-0AA00-4CA1
6AV6-648-0CC11-3AX0 4------
A5E36717797 1
DPRAHIE-100A800-LS1 数量1
驱动电机 型号:ELSM4XE016K(适用于NAPSON四探针方阻测试仪) 1个
DCS4051通讯转发器3个------
8754960000 1
8754970000 1
8739140000 1
北京合康亿盛变频器HPU690/096DB1,1台-------
A06B-6270-H075#H600-----
A06B-0269-B400---------
A06B-6127-H105------
6AV2124-0MC01-0AX0--------
A06B-6240-H106---------
A06B-6110-H011--------
6ES7410-5HX08-0AB0--------
A06B-6140-H015---------
6AV643-0CB01-1AX1--------
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1 418 469 192 / 0 402 406 003
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MERCEDES V12 ENGINE THROTTLE BODY UNIT 000 141 72 25
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