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W/LR2D1301
- 更新时间:2025-03-19
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W/LR2D1301
W/LR2D1301
W/LR2D1301
变频器运行时对PLC干扰应注意的问题
变频器运行时会对周围电气设备(包括P L C )产生较强的电磁干扰,同时变频器主电路断路器等开关器件动作时也会影响PLC 的正常工作。为防止变频器运行时对PLC干扰,变频器与P L C 相连接时应该注意以下几点:
(1)对PLC 本身应按规定的接线标准和接地条件进行接地,而且应注意避免和变频器使用共同的接地线,且在接地时使二者尽可能分开。
(2)当电源电压波动大,谐波成分多时,为抑制谐波干扰,应在PLC 的电源模块及输入/ 输出模块的电源线上接入噪音滤波器或者隔离变压器。如果干扰仍严重,应考虑在变频器主回路中接入电抗器、变压器和噪音滤波器等措施。
(3)变频器和P L C 安装在同一电控柜时,应尽可能使与变频器有关的电缆和与PLC 有关的电缆分开安装,尤其是连接变频器的强电电缆与连接PLC 的弱电电缆更要分开安装。
4 结束语
变频器和P L C 间连接问题,涉及到数字量信号连接、模拟量信号连接以及避免干扰应注意的问题;在实际应用中,两者间的连接还涉及到用弱电信号控制强电的问题。因此,应引起重视,避免干扰造成变频器、PLC 的误动作;避免连接不当造成PLC 或变频器的损坏。
如果购买单位的在质保日期一年内发现有质量缺陷的,可以进行一个免费维修或更换。
NXGproDCR24Cell控制器A5E37764770 1台
变压器柜风机LDZ10501650 1件
6ES7516-3AN00-0AB0 3个-------------
6ES7516-3AN02-0AB0---------------
140CPU65150 2 面价70249---------------
BMEH582040 2
BMXDD06402K 2
TM200C60R 2
HMIRSPHEXA67P1 3
HMIRSPHXA67P1 1
BMXPRA0100 2
HMIRSPHXA67P1 2
SGLGW-30A080CP 1(全新原装和二手的价格都报一下)
6SL3161-0EP00-0AA0,2个
ACS880-01-206A-3
变频器 ACS880-01-430A-3+D150
ACS355-03E-07A3-4 2147
CIMR-HB4A0060,30KW,60A
ACS-880-3-25A
ATV610D15N4
1794-ACN15 面价 8593 1个
1738-ACNR 面价 6252 1个
6AU1400-2PA23-0AA0-Z z=M00.西门子 2个
6GK5216-0BA00-2AC2 5
ABB 626783 1
6SL3210-1KE12-3UF2 1
6SL3210-1KE15-8UF2 1
6SL3210-1KE17-5UF1 1
6SL3210-5BE17-5UV0 1
6SL3210-5BE22-2UV0 1
ACS355-03E-02A4-4 1
ACS355-03E-08A8-4 1
ACS380-040S-09A4-4 1
6ES7321-1TT39-0AB0 1------------
140CPU65160 2------------
SGMJV-01ADA21 2
194L-E12-1754 1
TSXP57104M 1------------
TSXPSY1610M 1------------
TSXDEY16D2 1-----------
TXDEY32D2K 1------------
TSXDEY32D2K------------
TSXDSY16TS 1-----------
TSXDSY16T2-----------
TSXDSTY32TSK 1------------
TSXDSY32T2K------------
TSXAEY800 1--------------
TSXCDP301 4----------
TSXBLY01 2------------
TSXRKY8 1---------------
DB25针 1
990NAD23000 T型接头 1
TSXMBP100 1--------------
TSXMBPCE030 1------------
3HNA023200-001/01 1-------------
LAM 796-S002925-014-00 VALVE, SOLENOID SW1000, 2000
LAM 799-110332-001 INDX,SMIF,150MM,SEND
LAM 799-130053-003 ASSY,INT CONT BOX SEND
LAM 799-550187-001 BELLOW,VCE
LAM 799-550235-001 FLANGE, PHOTOSENSOR
LAM 799-550644-001 DR,ASSY,BLWS,TPI,VCE 6
LAM 799-901177-001 LPM, SMIF, 200MM
LAM 799-901177-002 LPM, SMIF, 200MM
LAM 80-0002-042 CABLE,FIBER OPTIC,.04,THRE
LAM 80-0002-068 SENSOR,HALL EFFECT PN
LAM 800555 SHAFT,BRSH,XPRT
LAM 801018 TRANSFORMER P8662 24V/2A STANCOR TRANSFORMER384-T
LAM 810-000392-001 PCB,SERIAL I/O
LAM 810-000474-001 PCB, POWER DRIVER CARD
LAM 810-000474-001 PCB, POWER DRIVER CARD
LAM 810-000671-001 PCB KEYBOARD
LAM 810-001634-001 PEDESTAL, TI
LAM 810-001915-003 ASSY,PCB END POINT DETECTOR
LAM 810-00392-001 PCB, S10
LAM 810-004092-001 RF INTERFACE BOARD
LAM 810-004092-001 RF INTERFACE BOARD
LAM 810-008566-001 PCB MOTOR DRIVER
LAM 810-009435-001 PCB, MFC EXTENDER
LAM 810-012073-001 SHIELD, AL
LAM 810-017001-001 MOTHER BOARD
LAM 810-017003-001 PC BOARD DIP
LAM 810-017003-001 PC BOARD DIP
LAM 810-017003-002 ASSY, PCB
LAM 810-017004-001 SOLENOID INTERLOCK PCB
LAM 810-017007-001 PCB, CONVECTRON TUBE
LAM 810-017008-001 PCB, TEMP SENSOR AMP
LAM 810-017008-004 ASSY,PCB,TEMP SENSOR AMP
LAM 810-017010-001 PCB
LAM 810-017013-001 PCB, AMP INTERLOCK
LAM 810-017013-001 PCB, AMP INTERLOCK
LAM 810-017016-001 PCB, MOTOR DRIVE STEP
LAM 810-017016-001 PCB, MOTOR DRIVE STEP
LAM 810-017017-001 PCB EDGE SENSOR
LAM 810-017018-002 ASSY,PCB,GAP MOTOR CONTROLLER
LAM 810-017018-002 ASSY,PCB,GAP MOTOR CONTROLLER
LAM 810-017021-001 PCB, LIFTER FILTER
LAM 810-017023-001 EXTENSION CARD
LAM 810-017025-003 PCB, BREAKOUT, RF, GEN, CART
LAM 810-017026-001 PCB,TEMP,CONTROL
LAM 810-017027-003 PCB ASSY
LAM 810-017029-001 PCB, DC BIAS NEG. PEAK DETECT
LAM 810-017030-005 ASSY PCB, GAS PANEL
LAM 810-017030-005 ASSY PCB, GAS PANEL
LAM 810-017031-002 PCB,ASSY,ADIO-AO
LAM 810-017031-003 PCB,ADIO
LAM 810-017031-004 PCB,ASSY,ADIO-AO
LAM 810-017031R004 RFRB ASSY, PCB, ADIO-AO
LAM 810-017032-001 ASSY PCB RF SENSER
LAM 810-017033-003 PCB,SRAM,MOD,
LAM 810-017035-001 PCB, SASI ASSY
LAM 810-017035-001 PCB, SASI ASSY
LAM 810-017038-001 PCB,SERIAL,SI/O,EXTENDER
LAM 810-017038-002 PCB, SERIAL I/O-2
LAM 810-017038-002 PCB, SERIAL I/O-2
LAM 810-017041-001 PCB,ASSY,BRUSHLESS MOTOR DRIVER
LAM 810-017048-002 PCB HEATER CONTROLLER ASSY
LAM 810-017057-001 STRIPPER ASSY PCB
LAM 810-017058-002 PCB, GAS, PANEL, MOTHER, BRD
LAM 810-017059-001 PCB, GAS, PANEL, INTERLOCK
LAM 810-017082-001 ASSY PCB 16 CHAN HEATER/COOL
LAM 810-017082-001 ASSY PCB 16 CHAN HEATER/COOL
LAM 810-017086-106 ASSY, PCB, ESC PWR SPLY, DC BIAS
LAM 810-017093-001 PCB, ASSY GAP MOTOR CONTROLLER
LAM 810-017098-001 ASSY, PCB GAP DRIVE AMPL INTLK
LAM 810-018077-001 INSULATOR
LAM 810-025368-001 ASSY, PCB, RELAY
LAM 810-025368-001 ASSY, PCB, RELAY
LAM 810-025369-002 PCB-RESISTIVITY PCU
LAM 810-034802-001 TCP RF SENSOR BOARD
LAM 810-034808-002 PCB TURBO/RF INTERLOCK
LAM 810-034808-003 ASSY TURBO/RF INTERLOCK PCB
LAM 810-04761R SHIELD
LAM 810-04764 COVER BELLOWS
LAM 810-04764R COVER BELLOWS
LAM 810-0503-001 PCB, CONTROL RF MATCH
LAM 810-0530-001 PCB, DRIVER MOTOR
LAM 810-06306R SHIELD
LAM 810-077044-001 EMO/INTERLOCK DIST PCB
LAM 810-077121-001 PCB
LAM 810-077146-001 ADIO/PCB
LAM 810-077290-001 PRES XDCR I/F PCB
LAM 810-077365-001 PRPHL HARDWARE INTLK
LAM 810-077366-001 PERIPHERAL I/O MOTHERBOARD
LAM 810-077383-001 LED BOARD INTERLOCK/EMO
LAM 810-077388-001 HOST CONTROL BD
LAM 810-077391-001 GAS INTLK PCB
LAM 810-077393-002 CHAMBER INTERFACE PCB
LAM 810-077394-001 MAGNET P/S INTERFACE
LAM 810-077434-001 CHILLER INTERFACE PCB
LAM 810-077498-002 PCB ASSY,PCB,COOLING,STATTION
LAM 810-07930-001 PCB, COMBO
LAM 810-092388-001 COMMUNICATION ADAPTER
LAM 810-10236R CUP, UNDERCOATER, ACT8
LAM 810-1314-1 PCB, DIGITAL I/O
LAM 810-1316-002 PCB, CPU 7803
LAM 810-17002-003 PCB, I/O BRKOUT ASSY
LAM 810-17008-001 PCB TEMP SENSE AMP, REV.E
LAM 810-17012 HEARTBEAT PCB
LAM 810-17012-002 PCB,HEARTBEAT
LAM 810-17013-001 PCB, GAP DRIVE CONTROL
LAM 810-17016-001 PCB STEPPER MOTOR DRIVE
LAM 810-17025-003 PCB, RF GEN CART BREAKOUT
LAM 810-190460-002 PCB
LAM 810-1984-001 PCB, DRIVER MATRIX-CRT
LAM 810-370182-001 ASSY PCB DTRBD, PWR SUPP
LAM 810-370845-002 Board;Inter Lock Board
LAM 810-490009-001 PCB BOARD
LAM 810-490656-001 ASSY, PCB ALLI PM BREAKOUT
LAM 810-492524-001 PCB, AI MUX 9100
LAM 810-495659-006 ASSY PCB PWR SPLY ESC BI
LAM 810-50523R RING, UPPER SHIELD
LAM 810-50525R SHIELD
LAM 810-50526R TWAS, GROUND SHIELD
LAM 810-50527R TWAS, RING, UPPER SHIELD
LAM 810-50535R DUMMY WAFER
LAM 810-50536R TWAS, GROUND SHIELD
LAM 810-52060R RING, UPPER SHIELD
LAM 810-53224R SHUTTER PLATE COVER
LAM 810-55126R GUARD RING, INSULATING
LAM 810-56254R UPPER SHILED, (LTS-300A)
LAM 810-56256R LOWER SHIELD
LAM 810-56257R PLATTER RING
LAM 810-56259R DUMMY WAFER
LAM 810-56626R DESPO, SHIELD
LAM 810-56627R BAFFLE PLATE
LAM 810-56902R LINER LOWER THROTTLE
LAM 810-57045R PIPING 80A SUS316-519336
LAM 810-810193-001 ASSY,PCB,MTHBD,VTM
LAM 811-02362R CERAMIC PUMPING INSERT
LAM 811-050200-001 BELL JAR
LAM 811-051014-001 RING, GAS TRENCH COVER
LAM 811-05564R OUTER SHIELD
LAM 811-05726R INSULATOR, RING
LAM 811-50247R RING, UPPER SHIELD
LAM 811-50272R INNER SHIELD
LAM 811-51059R DEPO SHIELD, CHAMBER A
LAM 826-033174-001 S/W, SERIES II/SYNERGY, V
LAM 833-001899-002 CA,ASSY GEN/TCP MTCH
LAM 833-003542-018 CA,COAX,RG214,HN90-HN90
LAM 833-802187-029 ASSY,CA,COAX,RF GEN/TCP MTCH,2
LAM 833-810197-005 ASSY,CA,AC RACK,RPDB,100FT
LAM 838-024486-100 MANIFOLD GAS DELIVERY
LAM 839-000869-001-F CONNECTOR, FOR GAS LINE
LAM 839-002195-001-D GAS LINE
LAM 839-002426-001-D GAS VALVE
LAM 839-002445-100 FLOW ASSY
LAM 839-005538-001-B GAS LINE
LAM 839-005904-001-C GAS VALVE
LAM 839-007547-001 WELDMENT, MNFLD, REACTION CHMBR
LAM 839-007823-001 GAS LINE
LAM 839-011021-001 WELDMENT GAS FEED TUBE UPPER
LAM 839-011023-001 WELDMENT FLANGE
LAM 839-011025-001 WELDMENT, MANO, ISO
LAM 839-011237-001 WELDMENT,LL
LAM 839-011516-001 WELDMENT GAS FEED LINE
LAM 839-011520-001 WELDMENT,GAS,FEEDLINE,FLEX
LAM 839-013259-001 WELDMENT PLATE MANIFOLD CHMBR
LAM 839-013259-001 WELDMENT PLATE MANIFOLD CHMBR
LAM 839-013512-001 GAS LINE
LAM 839-013512-001-A GAS LINE
LAM 839-013513-001 WELDMENT MANIFOLD ENT II VAC
LAM 839-013514-001 EXIT L/L VAC LINE
LAM 839-013517-00 WELDMENT,XLL,SOFTPUMP
LAM 839-013517-002 WELDMENT ELL SOFTPUMP
LAM 839-013517-002 WELDMENT ELL SOFTPUMP