140-CPU-534-14
140-CPU-534-14
140-CPU-534-14
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。
Lam Research 715-250686-001 9500 Body ESC NEW
Trek P1134C Electrostatic Chuck/Grip/Clamp High Voltage Power Supply DC ESC 30VA
One-day shipping available
(AB01) POWER SUPPLY PSESC-B3 ESC POWER SUPPLY WORKING
810-017086-018 Lam Research 9400 ESC Power Supply
ALIGN T-REX 700E DFC HV SUPER COMBO KX018E15 3GX MOTOR BLADES ICE V2 ESC SERVOS
ALIGN T-REX 700E DFC HV SUPER COMBO KX018E15 3GX MOTOR BLADES ICE V2 ESC SERVOS
ALIGN T-REX 700E DFC HV SUPER COMBO KX018E15 3GX MOTOR BLADES ICE V2 ESC SERVOS
FORBIDDEN PLANET / WALTER PIDGEON / FRED MCLEOD / 1956 / ESC MOVIE POSTER / 843
New Brazilian Rosewood Concert Classical Guitar Spanish Foot All-Solid Handmade
Equipe ESC-218V Wafer Robot Controller
ALIGN T-REX 700E DFC HV Super Combo 3GX MOTOR BLADES ICE V2 ESC SERVOS
Precise Spindle Head Type ESC 3043
ALIGN T-REX 700E DFC HV SUPER COMBO KX018E15 NO 3GX MOTOR BLADES V2 ESC SERVOS
ALIGN T-REX 700E DFC HV SUPER COMBO KX018E15 NO 3GX MOTOR BLADES V2 ESC SERVOS
AMAT 0020-32422 INSERT, INNER, NICKEL, HV CENTER, ESC
1739 NGC VF CROWN ESC-122 ROSES Young Head (GEORGE II) SCARCE DATE
AMAT 0010-10327 / 0020-32909 Chuck ESC 200mm Pedestal / Shell Assy / Warranty
Cadillac : Eldorado ESC Coupe 2-Door GOOD RUNNING OLD CADILLAC,
1688 England Sixpence ESC-1528 NGC AU53
Allen Bradley 1336VT-B010-EAN-L1 10HP VF Dr. (ESC1103)
LAM RESEARCH SYSTEM INTERFACE 384T/ESC 710-080049-001 810-080049-001 PCB BOARD
Align T-REX 700E F3C V2 Super Combo KX018E11 Helicopter w/ Servos/Motor/ESC/Gyro
LAM Research 715-250686-002 150mm ESC for 9500
Enlarge
AMAT 0200-09830 // RING, PEDESTAL, ESC, 150MM, 1FL, WEB
Allen Bradley Constant Torque 3 Phase AC Drive (ESC1176)
AMAT 0021-10368, SUPPORT RING, TRECH NG., 8" ESC
Alcatel 3AL97690AA LC-ESC board NEW
Motor Boss Integra MBI37 Intelligent Motor Controller (ESC1145)
JR NEX E6 FBL Combo No.98049 (Motor, ESC, Triple Axis Gyro, Servos, Blades incl)
Align T-REX 700E F3C Super Combo KX018E06 ICE2 ESC
Seco 10 HP Speed Control CDMC10 NIB (ESC1065)
Allen Bradley Constant Torque 3 Phase AC Drive (ESC1177)
Lot of 4 Genuine Environmental Systems Corp ESC 8800 Data Logger tested working
ESC ESC-2000E Power Supply Module working
Cadillac : Eldorado ESC COUPE **EXTRA CLEAN LOW MILES *** 2000 Cadillac Eldora...
LAM KIT, CRTSY, REMOVAL, TUN ESC 843-02246-002
Lam Research ESC 230-140148-308 8" Electrostatic Chuck
NSF Frymaster Filter Magic II FM145ESC Single Station & Filter / Dump Gas Used
C91295 Equipe Technologies ESC-100 ATM Wafer Robot Controller (ATM-3157)
C91294 Equipe Technologies ESC-100 PRE Prealigner Robot Controller (PRE 3.31)
C91568 Equipe Technologies ESC-100 ATM Wafer Robot Controller (V3.638A)
C91565 Equipe Technologies ESC-100 PRE Prealigner Robot Controller (PRE 3.31)
(AA01) ESC POWER SUPPLY NOVELLUS 27-034079-01 REGEN ECC1-1 61648-001 TR3600
(AA01) ESC POWER SUPPLY NOVELLUS 27-034079-01 TRAZAR ECC1-1 61648-001 TR3600
(AB01) ESC SET(SI RUBBER ESC) PLATE POWER SUPPLY, ESC CONTROLLER WORKING
ConnTech 2000 Model ESC Rev. E Analyzer, BERT Tester
Allen Bradley Constant Torque3 Phase AC Drive (ESC1175)
ALIGN T-REX 600E PRO Flybarless Super Combo (New ICE2 80HV ESC) Trex
One-day shipping available
ALIGN T-REX 600EFB PRO Flybarless Super Combo New ICE2 80HV ESC RC Heli
One-day shipping available
Nordic 2634S00 100 HP Reduced Voltage Induction Motor Controller (ESC1136)
ESC S-112-3500 USPP S1123500
AMAT 0200-10073 ESC Assy, Insulator, Quartz pipe, Applied Materials Etch
716-031535-002 Lam Research ESC Botom Clamp Ring NEW!!
Align T-REX 600E PRO Super Combo KX016016 New with New Castle Ice2 HV80 ESC
Walkera HM-4F200LM-Z-11 Brushless speed control ESC (WK-WST-30A-1)
Align T-REX 600EFL PRO Super 3GX Combo KX016017 with New Castle Ice2 HV80 ESC
Walkera HM-4#6-Z-33 Brushless ESC WK-WST-10A-L for 4#6 4#6S
Cadillac : Eldorado ESC Coupe 2-Door 1998 Cadillac Eldorado ESC Coupe 2-Door 4.6...
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Walkera HM-CB100-Z-26 Brushless ESC WK-WST-10A-L for CB100, V100D01, 4#3B
Walkera HM-4#3B-Z-38 Tail ESC (WK-WST-10A-LT) for 4#3B, 4G3, CB100
Walkera Parts HM-V100D03BL-Z-10 BrushlessTail Motor ESC WK-WST-10A-L6
12-24++++++++++
41391-454-01-S1FX数量1
TSXDSZ32R5 面价4711
TSXAEZ801 面价3280
MICROMASTER 420(要求带BOP)
6SE7035-1EJ84-1JC2 2只 要未税的
6EP1931-2EC21 2
3SE5112-0LA00-1CA0 1
RSI32 1个
E+H 5L4C1F-AALHP2AUD210A+AK 10
RMG917 1个
ABB通讯模块 SE16100A08 CI861 1个
变频器双flash存储板 ACS880-MU-ZCU-12/14 1个
314-6EH04-0AB0 2台
323-1BL00-0AA0 4台
321-1BH02-0AA0 2台
331-7KB02-0AB0 2台
123-2JB03-0AX0 2台
智能控制器 CSC3SUWA 1
FMD78-ABA7F21B51AS 2台
TWDNCO1M 数量4
SCADA监控软件(服务器版),VJCNS101199Vijeo Citect 点完整版,常用驱动自带
工控机,HMIRSPHXA6701 1台
继电器板|2SA5500 JDQ 380/220 HY MN|2SA5500 JDQ 380/220 HY MN|西博思
6ES7307-1EA01-0AA0 2
ASSY.0100-20068 2
5SHY3545L0009???? 1
3BHE009681R0101
SRB-NA-R-C.21-24V schmersa 继电器 3 个
S752L50N3S数量2
6SL3200-0SC00-0BA0数量2
ST1201133数量4
Y2-200L1-2 JB*T8580-2008 225KG 30KW 380V 2950R/min 1
3AY1411-0F/230V/0.06KW 3
力士乐 R983032274 1
Bonfiglioli AGL402-23 1
PFEA112-20? АВВ – 1?Pc
3BSE050091R20
PFTL 101А АВВ?– 1 pc
6SL3210-1PE31-5UL0 3
ETC740250-SZ104 1个
变频器(H1000)PG卡 ETC740160 1
变频器(H1000)主板 ETC740560-S9110 1
ABB Protronic 500 F 6.850767.3 P 62615-0-1101110 1
TSXP573634M 面价 25867
1-6SL3055-0AA00-6AA0 SEIMENS 1PC
2-6SL3335-1TG41-7AA3 SEIMENS 1PC
3-3TK2820-1AL20 SEIMENS 2PCS
4-3X3K6GDC1 SEIMENS 3PCS
伺服控制器?RYT751D5-VS2?FUJI? 1
DFH30B 8个
Z1NVU-100/17D1-69C-B3 2台
NF250-CV 品牌:三菱 2
NF30-CS 品牌:三菱 3
NV125-CV 品牌:三菱 2
NV250-CV 品牌:三菱 2
NF125-CV 品牌:三菱 2
NT41-300E 2
6AV6645-0DD01-0AX1 1个
EL2024 , 2个
CX1020-N031 , 2个
CX1020-N010 , 2个
CX1020-N000 , 2个
CX1100-0004 ,2个 Beckhoff
EK1122 , 1个
EL6631 , 1个
EK1110 , 1个
KL8001, 1个
FC-PSU-UNI2450U V1.0 ,2个
5RK90GU-CWM 1个
BOSCH 0124655082数量1
ACS880-01-206A-3?90kW?ABB 1台
PPC-6191C/PPC-MB-8260AE/i3-6100/4G/1T 1
PCI-1742U 1
PCI-1723 1
ADAM3968 2
PCL-10168 2
6SL3353-3AE41-5BA0 1个
ILE1001-1EB43-4FA4-Z Z=D34 数量1
日立2M130风冷磁控管 2个
6ES7136-0BA00-0CA0 , 1个
6GK5602-0BA10-2AA3 ,1个
7MC2000-3HD06-Z+K10 ,2个 未税
滤波电容 6SY7000-0AD68 4500UF 1200V SIEMENS 5台
6ES7 350-2AH00-0AE0/2块
31iA系统风扇 品牌:FANUC 规格:A90L-0001-0528#70 5件
ABL8REM24050 1
ABLTBR2410 3
XACB12 1
TSXDMZ28DR 2
XS612B1PAL2 2
499NES18100 2
ABE7H16R50 3
ABE7R16S210 1
ABE7R16S111 1
AUTRONICA MN681 PT100/SS09 2
AUTRONICA MB524 PT100/SS18 2
P1-165009-TO-2905 4
P1-16500TO-2610 24
P1-165007-TO-2890 2
P3-9597-3720-TO2737 2
P3-9597-3720-TO1260 2
P3-9597-3720-TO2874 2
P1-16500/-TO1152 2
P1-165000TO1187 2
KH760-850 1
1080HX/4 1
S20A-IG 1
RY30258F 40
NS812206A 20
PR000011 8
6SL3210-1KF22-6UB1 1.000
6SL3054-0FC00-1BA0 2.000
SPIDER II 8TX2FX-SM 2.000
ST/ST UPC DMM 50/125 3M 3.000
6ES7654-8CD03-3BG0 1.000
6SL3040-1LA01-0AA0 1.000
6SL3054-3FB00-1BA0 1.000
6SL3054-0FB00-1BA0 1.000
6SL3040-0PA01-0AA0 1.000
A5E41744459 1.000
6SL3040-1LA00-0AA0 1.000
6SL3055-0AA00-3AA1 1.000
6SL3055-0AA00-5BA3 1.000
电机2TK3CGN-A 1
电源模块ABL7RE2410AC240VDC24VA 2
IC610MDL116 1 2531
IC610CHS130 1 2930
IC200MDL640 1 1570
IC693PWR322 1 4260
IC693ALG221J 1 无面价
IC693MOL740J 1 无面价
IC693CPU374-GS 1 无面价
IC693BEM331L 1 16870
S707VT-RST 1 无面价
IC693MDL241 1 2660
IC693PWR322 1 4260
IC693MDL930 1 2510
IC693MDL940 1 950
PMES-12A2 1个
CEV58M-SSI-1-D-1 TR 3
FPD20-015GDL012M CATO 3
IS5035 UL 5
8.A02H.3A50.1024.C006 KUBLER 2
MSFG-24/42-50/60 4527 24V DC 4.5W 42V AC 50/60HZ 9/7VA IP00/65 FESTO 10
PMD55-E5R0/101 E+H 1
153-2BA02-0XB0 SIEMENS 3
Type:8.5883.5422.G321 Code:Gray 13bit ST/12bit MT 10-30VDC 50mA S-Nr:1903509226 Kubler 2
3SB3400-0E SIEMENS 10
6EP1457-3BA00(INPUT:380 OUTPUT:48V 20A) SIEMENS 4
CEV58M-SSI-1-D-1 TR 10
6ES7153-1AA03-0XB0 SIEMENS 6
5613 西门子 1
MT16 N1 4P Schneider 1
SAE×C07.6-F10 COM.NO.811107126 3171073 IP67 32rpm TCIOSe;20-60Nm ToPen;20o-60oNm TemP-40°C/60oC KM;TP200/201` 德国欧玛 1
订货号:0463638 HUETTINGER 1
ART.NB:3124048 MURR 6
OSRAM L 30W/840 LUMILUX YZ30RL 0808 Made in P.R.C OSRAM 12
LA66K /Art.Nr:312-02400SN:0007/ 434mm TR 1
BC-700-PB SOFTING 1
6ES7954-8LF03-0AA0
6ES7792-0AA00-0XA0