BMEP582020
BMEP582020
BMEP582020
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PLC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PLC的输出模块,实现两者的阻抗匹配。
(2)电压范围。当变频器和PLC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PLC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。
A06B-6320-H364 1-----------
HARS700/720P ------------
ACS880-01-180A-5+D150 1
6FC5500-0AA11-1AA0 1-------------
ACS310-03E-09A7-4 2
3BHB018008R0101 – 1 pcs
1747-UIC 面价7539
25B-B032N104 面价13058
140M-F8E-C45-CX-KN 面价1482
140M-F8E-C25-CX-KN 面价1236
6EP1935-6MF01
140CFC03200 1个
A20B-8200-0361
A20B-3900-0163
A20B-2101-0392
2198-H015-ERS数量4 18587
2198-H025-ERS数量2 19997有现货
VPL-B1003F-CJ12AA数量4 15126
VPL-B1303F-CJ14AA数量2 24868
25B-D4PON104数量4
25B-D4P0N104
2711R-T7T数量2 8471
3HAC030007-001---------------
A06B-0116-B804
A5E01283412
NUC-23 1
NEX-01 1
6SL3054-1CD00-1AA0 1
6GK5112-2BB00-2AA3 1
PPMCP-483C 1
IC200ALG630 1
LDZ3500012.00 1
MPC07V14D51 Bosch Rexroth 6
IC694ALG392-FG 1
ATV630U40M3 施耐德1PCS
5STP3452N0015 数量6
VPL-B1306F-PJ12AA 面价 30419 1
CEMS分析仪 AO2020SO2 0-75mg/m3进口ABB 1台
ATV312HU40N4 2
输入/输出板AC800PEC PCD235 A101 1
3BHE032025R0101-------------
HPU/690/250MB1 ----------------
6ES7365-0BA01-0AA0 1
6ES7151-8AB01-0AB0 1
6ES7138-4HA00-0AB0 1
LXM52DD30C41000 1-----------------
6CK5212-2BB00-2AA3 -----------------
AINT-02C 1
SB822 2
1HC0026702R0110
1HC0026292R0102
LUCB18BL 8
LUCB12BL 4
GSC16-U01 1
Wipotec IMOT3 13-106-A 1套
NT2S-SF122B-EV2 1
LP1D3201 1
DRELLOSCOP 3015/3015 HI手持式频闪仪DRELLO 1
PM556-TP-ETH
BCU-02
ACS580MV-PEBB-R7 各一
A5E01649374
A5E01708486 各一
CIMR-HB4A0018FAA 1
3050RD005 24 AWG 7/32 HOOKUP WIRE UL 1213 RED 3个
3050BK005 24 AWG 7/32 HOOKUP WIRE UL 1213 BLK 3个
LC1D245M7C 1
YOKOGAWA 3760-31-02/D/RS-232C/REM/AK-02/LMP 37603102DRS232CR
YASKAWA ELECTRIC USASEM-30AS2K USASEM30AS2K
YASKAWA ELECTRIC DDSCR-GL70H3 DDSCRGL70H3
YASKAWA ELECTRIC CIMR-SSA-4055 CIMRSSA4055
YASKAWA ELECTRIC CACR-PR03BC3ES CACRPR03BC3ES
WINSMITH A-44381X0GC A44381X0GC
WESTINGHOUSE S140D481G02 S140D481G02
WESTINGHOUSE DBL-25-1200 DBL251200
WESTINGHOUSE 2067A02G06 2067A02G06
TOTAL CONTROL PRODUCTS QPL-CGA-E0000 QPLCGAE0000
TOSHIBA VT130G2U5270 VT130G2U5270
TEXAS INSTRUMENTS PLC MON-4614-SM MON4614SM
TEXAS INSTRUMENTS PLC 560-2120W 5602120W
TEXAS INSTRUMENTS PLC 505-ATM-0440 505ATM0440
TELEMECANIQUE TSX-P87-425 TSXP87425
TB WOODS WF2C4075-0A WF2C40750A
TAYLOR ELECTRONICS 6214PZ00005A 6214PZ00005A
TAYLOR ELECTRONICS 6204BZ10100G 6204BZ10100G
TAYLOR ELECTRONICS 6202NZ10000C 6202NZ10000C
TAYLOR ELECTRONICS 6202NZ10000 6202NZ10000
SYMBOL TECHNOLOGIES VRC6940-00V651US VRC694000V651US
SYMBOL TECHNOLOGIES VRC6940 VRC6940
SYMAX 8881-MLI-224 8881MLI224
SYMAX 8030-ROM-871 8030ROM871
SYMAX 8020-SCP-631 8020SCP631
SYMAX 8010-SFW-473 8010SFW473
SYMAX 8010-SFW-472 8010SFW472
SQUARE D MHL3670035DC2351 MHL3670035DC2351
SQUARE D 8639NSA4SSPL1SPL2 8639NSA4SSPL1SPL
SIEMENS 6SE9-523-7DH40 6SE95237DH40
SIEMENS 6SE7643-7HC33-3KX0 6SE76437HC333KX0
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ROBO CYLINDER ISPA-MZM-A-200-10-200-T1-AQ-B ISPAMZMA20010200
REXROTH 1-070-083-221-304 1070083221304
RELIANCE ELECTRIC UVZ3475 UVZ3475
RELIANCE ELECTRIC S-D4006-C SD4006C
RELIANCE ELECTRIC S6R-9006 S6R9006
RELIANCE ELECTRIC 86466-60T 8646660T
RELIANCE ELECTRIC 8371324BTP 8371324BTP
RELIANCE ELECTRIC 45C-313A 45C313A
RELIANCE ELECTRIC 45C-231 45C231
RELIANCE ELECTRIC 3RA2015 3RA2015
RELIANCE ELECTRIC 30V4260 30V4260
RELIANCE ELECTRIC 24C4140U 24C4140U
RELIANCE ELECTRIC 0-5285-0 052850
POWERTEC INDUSTRIAL MOTORS INC M6HLEN-00090-00 M6HLEN0009000
PARVEX MC19PA7326 MC19PA7326
ORMEC ORN-J1057301 ORNJ1057301
OMRON NT31-ST121B-EV1 NT31ST121BEV1
OMRON NSJ10-TV00BG5D NSJ10TV00BG5D
OMRON F400-C15E F400C15E
NIKKI DENSO NPSA-ZMTA-201AE NPSAZMTA201AE
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NEMATRON CORP ICC-5000-PC1 ICC5000PC1
MOTOMAN ROBOTICS RM6210 RM6210
MODICON S79G-S00-P010 S79GS00P010
MODICON MMPMT24T0C MMPMT24T0C
MODICON MM-PMT1400C MMPMT1400C
MODICON AS-D008-040 ASD008040
MITSUBISHI Q4A-CPU Q4ACPU
MITSUBISHI Q25H-CPU Q25HCPU
MITSUBISHI ACME AD51S3 AD51S3
MEASUREX 51401288-100 51401288100
MEASUREX 51305390-100 51305390100
MEASUREX 51304362-150 51304362150
MEASUREX 09806701 09806701
MEASUREX 08495006 08495006
MATTSON 5514027 5514027