140-ESI-062-10
140-ESI-062-10
140-ESI-062-10
4、 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。
Reliance Electric Automax Remote I/O Interface Module 57C554
Reliance Electric Automate 45C270 8K MEMORY EXPANSION
RELIANCE ELECTRIC AUTOMATE 45C1 I/O RAIL W/ 8 MODULES 1
Reliance Electric Analog Input Module 57C409 factory
RELIANCE ELECTRIC 86474S RECTIFIER STACK REMANNED
RELIANCE ELECTRIC 80281702RA USPP 80281702RA
RELIANCE ELECTRIC 65C-500 USPP 65C500
Reliance Electric 61C351A Analog I/O
RELIANCE ELECTRIC 61C-350 USPP 61C350
RELIANCE ELECTRIC 57C-443A USPP 57C443A
RELIANCE ELECTRIC 57C-443 USPP 57C443
RELIANCE ELECTRIC 57C-433 USPP 57C433
RELIANCE ELECTRIC 57C-433 USPP 57C433
RELIANCE ELECTRIC 57C-433 NSFP 57C433
Reliance Electric 57C416 0 Remote I/O Comm Mod 0-57416-T No Box
Reliance Electric 57C401 Module 0-57401-2 Rev
RELIANCE ELECTRIC 57C-328 USPP 57C328
RELIANCE ELECTRIC 57416-S REMOTE I/O COMMUNICATIONS MODULE 57C416
Reliance Electric 57405-E 57405E Analog I/O Drive Module Refurbished
Reliance Electric 57405-E 0- 57405E Analog I/O Drive Module
Reliance Electric 45C961 Output Module XLNT
RELIANCE ELECTRIC 45C-410A USPP 45C410A
RELIANCE ELECTRIC 45C-201C USPP 45C201C
RELIANCE ELECTRIC 45C-201C USPP 45C201C
RELIANCE ELECTRIC 45C-201A USPP 45C201A
RELIANCE ELECTRIC 45C-201A USPP 45C201A
RELIANCE ELECTRIC 45C-200A USPP 45C200A
RELIANCE ELECTRIC 45C-200 USPP 45C200
RELIANCE ELECTRIC 0-60031-4B USPP 0600314B
RELIANCE ELECTRIC 0-60031-4 USPP 0600314
RELIANCE ELECTRIC 0-60031-4 NSPP 0600314
RELIANCE ELECTRIC 0-57416-L REMOTE I/O COMM. MODULE
RELIANCE ELECTRIC 0-57416-L NSPP 057416L
Reliance Electric 0-57416-K Remote I/O Comm Mod Missing Mounting Clip
Reliance Electric 0-57416-K Remote I/O Comm Mod
RELIANCE ELECTRIC 0-57416-K NSPP 057416K
RELIANCE ELECTRIC 0-57405-E USPP 057405E
RELIANCE ELECTRIC 0-57405-D USPP 057405D
RELIANCE ELECTRIC 0-57405-C USPP 057405C
RELIANCE ELECTRIC 0-57405 USPP 057405
Reliance Electric 0-57401-2 0574012 Drive Digital I/O Module
RELIANCE ELECTRIC 0-51862-1 PLC USAB MODULE NIB
RELIANCE ELECTRIC 0-51818-2 PLC MODULE bccc board
RELIANCE ELECTRIC 0-51476-4 USPP 0514764
RELIANCE ELECTRIC 0-49005-5 LINEAR VOLTAGE TIME UNIT
RELIANCE DRIVE ANALOG I/O MODULE 57405-D
RELIANCE DRIVE ANALOG I/O MODULE 57405-C
Reliance AutoMax SA 500 AC power module servo amplifier 615055-1S
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Reliance Automate 30 45C305A 45C305 Processor
RELIANCE 57C416/0-57416 REMOTE I/O COMM MODULE NIB
Reliance 57416 57C416 Remote I/O Comm. Module NIB
Reliance 57405-E Drive Analog I/O Module 57405E
Reliance 57401-1A 574011A 0- Drive Digital I/O Module
Reliance 57401 57401-2 Digital I/O Module NIB
Reliance 57401 57401-1B Digital I/O Module NIB
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RELEASE SuperMicro X9SRW-F Motherboard FULL MFR
RELEASE SuperMicro X9SRL-F MB ※Check W/ Us for Availability FIRST※
RELEASE SuperMicro X9SRI-3F Motherboard ※FULL MFR ※
RELEASE SuperMicro X9SRG-F MB ※Check W/ Us for Availability FIRST※
RELEASE SuperMicro X9SRE-F Motherboard FULL MFR
RELEASE SuperMicro X9SRE-3F MB ※FULL MFR ※
RELEASE SuperMicro X9SPU-F MB ※Check W/ Us for Availability FIRST※
RELEASE SuperMicro X9SAE MB ※Check W/ Us for Availability FIRST※
RELEASE SuperMicro X9QR7-TF MB ※Check W/ Us for Availability FIRST※
RELEASE SuperMicro X9DRX-F MB FULL MFR
RELEASE SuperMicro X9DRW-IF MB FULL MFR
RELEASE SuperMicro X9DRW-3TF MB ※Check W/ Us for Availability FIRST※
RELEASE SuperMicro X9DRW-3LN4F MB ※Check W/ Us for Availability FIRST※
RELEASE SuperMicro X9DRW-3F MB FULL MFR
RELEASE SuperMicro X9DRT-HIBQF MB FULL MFR
RELEASE SuperMicro X9DRT-HIBFF MB FULL MFR
RELEASE SuperMicro X9DRT-HF MB FULL MFR
RELEASE SuperMicro X9DRT-HF MB ※Check W/ Us for Availability FIRST※
RELEASE SuperMicro X9DRT-F MB ※Check W/ Us for Availability FIRST※
RELEASE SuperMicro X9DRL-IF Motherboard FULL MFR
RELEASE SuperMicro X9DRI-F Motherboard FULL MFR
RELEASE SuperMicro X9DRH-IF MB ※FULL MFR ※
RELEASE SuperMicro X9DRH-7TF MB ※FULL MFR ※
RELEASE SuperMicro X9DRG-QF MB ※Check W/ Us for Availability FIRST※
RELEASE SuperMicro X9DRG-HF Motherboard FULL MFR
RELEASE SuperMicro X9DRE-LN4F Motherboard FULL MFR
RELEASE SuperMicro X9DRD-IF Motherboard FULL MFR
RELEASE SuperMicro X9DRD-7LN4F MB ※FULL MFR ※
RELEASE SuperMicro X9DR7-TF MB ※Check W/ Us for Availability FIRST※
RELEASE SuperMicro X9DR3-LN4F MB FULL MFR
RELEASE SuperMicro X9DR3-F Motherboard FULL MFR
RELEASE SuperMicro X9DBU-IF MB ※Check W/ Us for Availability FIRST※
RELEASE SuperMicro X9DBL-IF Motherboard CHECK W/ US FOR AVAILABILITY
RELEASE SuperMicro X9DBL-3F MB ※Check W/ Us for Availability FIRST※
RELEASE SuperMicro X9DAL-I MB ※Check W/ Us for Availability FIRST※
RELEASE SuperMicro X9DAL-3 MB ※Check W/ Us for Availability FIRST※
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REFERBISHED GENUINE CISCO WS-C3560X-24T-S Catalyst Switch QUANTITY AVAILABLE
Redback SF-M-42G System Fabric Module for SMS 10000
Redback PIM-500-E3 1 Port BNC E3 for SMS 500 90
Redback FE2 Forwarding Engine for SMS 1800 FE2-1K-48
Redback CM-M-512MB Connection Manager BAC8GMBEAA
Redback AIM-1K-2OC3SM VAC1DEOAAA SMS 1800 2 Port OC3 SM 90 Free Ship
Ready bundle for WS-X6708-10G-3C 8 Cisco X2-10GB-ER
Ready bundle for WS-X6708-10G-3C 8 Cisco X2-10GB-ER
Rare MARANTZ 750A 6 MonoBlocks INDEPENDENT 3 Way SYSTEM
RAMSEY TECHNOLOGY INC PCBA-D000-020568-01 NSPP PCBAD00002056801
RADISYS EXM18-RS422 USPP EXM18RS422
RADISYS EPC-3305 CPU BOARD EPC 3305 W/ P-III 500Mhz 6GB 30
Radisys ATCA-5010 Shelf Peripheral Module
Radisys AMC7211-CFG02 Single MidSize Quad GE Ethernet
RAD DXC-30 MULTIPLEXER FULLY LOADED DIGITAL T3 T1 CROSS CONNECTION
RACAL INSTRUMENTS 1260-14 DIGITAL I/O MODULE
Racal 1261B 12U VXI Mainframe 1260-13 1260-14 and 1260-45 Switching Modules
R2308IP4LHPC Server System 2U Rack Chassis Intel
QY22 Mitsubishi PLC 16 Point Triac Output Card
QX72 Mitsubishi PLC 64 Point DC Input
QX41-S1 Mitsubishi PLC 32 Point High Speed DC Input QX41S1
QX41 Mitsubishi PLC 32 Point DC Input
QUICKPANEL QPI-ABR-201 AB REMOTE I/O INTERFACE MODULE
QUEST TECHNICAL SOLUTIONS QTS-AN-X-AMXRIO USPP QTSANXAMXRIO
Quantum 8pt Thermoc Input Module model 140 ATI 030 00
10-28---+
PMM33A2 1个
FR-A5AX 1个
PCL-6289 1
PCI-6289
6ES7322-8BH10-0AB0 28个
AF750-30-11E0A AC1000V\ 数量:1
6AV2181-8XP00-0AX0 1
6ES7215-1HF40-0XB0 1
6ES7226-6BA32-0XB0 2
6ES7226-6RA32-0XB0 2
6ES7222-1HF32-0XB0 1
6ES7231-5QA30-0XB0 1
6ES7222-1BF32-0XB0 1
6ES7231-4HD32-0XB0 1
6ES7241-1AH32-0XB0 2
1SDA068770R1 ABB 20个
7MF1570-1FA01 0-10m 1
变频器 TOSHIBA FR -A840-00083-2-60 2.2KW
变频器 TOSHIBA FR -F840-00380-2-60 18.5KW 各1
JKD-3004503564.01.001,1台
Type: H1 SV 05 B
JKD4503485637.02,1台
VT5 FE PCBA sub-assy 3KXF065007U0100 ABB的模块
型号是Y4A132000,数量1台
基恩士XG-X2800 1
SCHNEIDER ELECTRIC
P11574611110411,2个
BOSCH REXROTH
HCS02.1E-W0070-A-03-NNNN (R911298372),1个
CSB01.1N-SE-ENS-NNN-L1-S-NN-FW (R911307284),1个
西门子控制器 6RA80CM-1000-85-2B 1
NDBU-95C 2
PSTX105-600-70 1
FX2NC-4AD 1
TAF16-43YPYN3PFK 4
05BR03 TT02 4
HONEYWELL 942-M3A-2D-1G1
HONEYWELL 942-M91
A5E30947477-H3 5
6ES7340-1CH00-0AE0
1771-OBD 15660 2个
PZ-G51CT 1
DRRD-35-180-FH-Y9A 1
DRE80M4/FE 1
GR-200B 165W与SEW电机DRS200L4BE30HF配套 2
Y132M-4/7.5KW/380V 1
DRS132S4BE11HF,频率 50Hz 转速 1445r/min 功率 5.54KW 2
DRS200L4BE30HF 30KW 380V1475r/min 1
NW25H1 - 2500 A 抽屉式 2
Model TGM5 F:6.641351.0
art 4436-0-1412110
?Qty.: 1 pc
HGX-0572896 5个
JZDP-A006-007数量1
6SL3210-5BE17-5UV0??4台
76A1N99N351SS24
76A1N999351WS24
1MKC950001-2
数量各2只。品牌是ABB
KONGSBERG ETU003 1
AF38-30-00-13 2个
Servo Driver;SGDV-3R8A21A 1
DRIVER;SGDV-1R6A25A; 1
SERVO PACK;SGDV-200A15A; 1
MODEL ; ER22005/S 1
XEF 100Y16F 1BMIR 2
FM042- AMB2A22A 1
WZP2-231 L=300X 150 2
WZPM2-201 L =1500 M8*0.75 3
SK-G9-CT1-F6 面价3398
244LD-TI3R2RBMH1C4-L236 1
244LD-CI3R2RNMH1C4 W 5
244LD-CI3R2RNMH1C4 X 5
244LD-CI3R2RNMH1C4 Y 5
244LD-KC3J2RBMH1C4-L236 1
224LD-CC3R2RBMHDIC-F1236 1
继电器(Allen Bradley 700-M220-Z2) 15
ATV610U15N4 1
ATV610D15N4 1
6SL3217-0CE27-5UA1 1
1771-DBMS 2 没查到面价
1734-AENT 1个 4860.4
CIMR-AB4A0362ABA
CIMR-AB4A0072ABA
PG-B3
216IF/1000
CDBR-4220D 各一
TSXDMZ28DR 1
TSXDEZ12D2 2
ABB型号zmu一02,3AXD50000006O10,2台
3AXD50000006010
SPAM035U1D 1台
6SE6440-2UD27-5CA1 1个
6SE6440-2UD32-2DB1 1个
MAXON MOTOR 馬達43.032.000-22.00-139 数量2
模拟量模块TSX MICRO TSXAMZ600施耐德 1
CSNS300F-001 20
melec c-872 3个
3AXD50000042965 BDPS-11C 1
3AUA0000074145, BGDR-01C 1
3AUA0000077967, BINT-12C 1
ACS880-104-0050A-3+N8010 1
RTXP8 TEST SWITCH RK926002-AT? ,?RTXP8 TEST SWITCH - 33 KV PROTECTION SYSTEM 5283672-1-1? ? ? ? ? ? ? ?Qty=6
SD823 ,?3BSC610039R1???? ? ? ? ? ??Qty=6
DO820 ,?3BSE008514R1? ? ? ??Qty=6
HEC-100A2 1000A 10V 3只
MKS 0248D-05000RV
MKS 0248D-10000RV 各2个
逆变器模块 6SL3352-1AG38-8FA1 西门子2台
功率单元 6SL3353-1AG41-8DA1 690V 1880A 西门子1台
6SL3210-1RE32-1AL0 1
6SL3243-0BB30-1AF0 1
DS500-N211 1
MXR-560V 1
RM22LG11MR
TM218LDA40DR2HN(含驱动)
配TM218LDA40DR2HN用 各1
TSXPSY5520M 4
驱动器 MDLU3014N01AN Num 1个
MUMS082A64MZ 1个
MUMS082A2Z 1个
BMXXCAUSBH018 1