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ABB AI801-EA

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品牌:ABB 规格:AI801-EA 材质:AI801-EA
产地:瑞典

ABB AI801-EA


4、正确选择接地点,完善接地系统

接地的目的通常有两个,其一为了,其二是为了抑制干扰。完善的接地系统是PLC控制系统抗电磁干扰的重要措施之一。

 

系统接地方式有:浮地方式、直接接地方式和电容接地三种方式。对PLC控制系统而言,它属高速低电平控制装置,应采用直接接地方式。由于信号电缆分布电容和输入装置滤波等的影响,装置之间的信号交换频率一般都低于1MHz,所以PLC控制系统接地线采用一点接地和串联一点接地方式。

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厦门仲鑫达自动化设备有限公司

联系人:苏妙玲(销售经理)

电话:0592-5856292

传真:0592-5165561(麻烦备注苏妙玲收)

手机:13394057292

QQ:2851195466

邮箱:2851195466@qq.com

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集中布置的PLC系统适于并联一点接地方式,各装置的柜体中心接地点以单独的接地线引向接地极。如果装置间距较大,应采用串联一点接地方式。用一根大截面铜母线(或绝缘电缆)连接各装置的柜体中心接地点,然后将接地母线直接连接接地极。接地线采用截面大于22 mm2的铜导线,总母线使用截面大于60mm2的铜排。接地极的接地电阻小于2Ω,接地埋在距建筑物10 ~ 15m远处(或与控制器间不大于50m),而且PLC系统接地点与强电设备接地点相距10m以上。

 

信号源接地时,屏蔽层应在信号侧接地;不接地时,应在PLC侧接地;信号线中间有接头时,屏蔽层应牢固连接并进行绝缘处理,要避免多点接地;多个测点信号的屏蔽双绞线与多芯对绞总屏电缆连接时,各屏蔽层应相互连接好,并经绝缘处理。选择适当的接地处单点接点。




SANKYO SC3000 ROBOT,SC3000-300 


SEIWA MICRO SPOT WELDER DC MSW-412r-0002


YASKAWA CACR-UP130AAB,PCB JASP-WRCA01B,O/N R10215-992-1


GENESIS VACUUM TECHNOLOGIES  2.1,323-0081 


EBARA CRYOCOMPRESSORUNIT 3.1,HA3.1


PFEIFFER TURBO PUMPTMH 071-010-005 P 3P + CONTROLLER TC600+ TVF 005 


FANUC HANDY FILE A13B-0159-B101 


NOR-CAL PENDULUM VALVE NC-95-PP,PRODUCTS0190-17435 


OMRON PA205 CJ1H -CPU65H,CJ1W IC101 ETN21 MCH71 NC433 AD041-V1 DA041 ID262 


OD2


BOSCH PEP-DS 3843 991 625 


JASCO AS-1559 


OSAKA VACUUM COMPOUND MORECULAR PUMP TG1100FCAB-60 


SCAPACS FIBER LASERHEAD 1064NM KM0001-002-AC, KM0029-001-AA, KM0005-018-BA


NEC FACTORY COMPUTERFC-9801A 


NEC PC-9801BX3 PERSONAL COMPUTER 32 BITCPU UNIT,PC-9801BX3/U2 


OMRON F350 VISION ,F350-C40 


NEC FACTORY COMPUTERFC-9801A 


NSK DD SERVO DRIVE,MOTOR ESA-Y5120AF4-21.1,YS5120FN001 


DITTEL-SYSTEM MODULEAE6000 ARTL NR. F62001 


NIHON MARUKO KEYTRAN-II-UL 


FANUC SERVO AMPLIFIER MODULE A06B-6114-H211D 


DITTEL-SYSTEM MODULEH6000 ARTL NR. F64001 


ESI 123460 & BEI KIMCO  LA28-13-003Z 


NEC FC-9801V 


BOC EDWARDS STD EXCHEXT250 DN100CF 


ABB 5761789-6H SNAT609 TAI, SNAT603CNT,5761861-2B 


LISA LASER BODY-VERT


TOSOH SC-8010 


SMC THERMO GALDEN  HRZ002-L-X001 AC200/-208V 3PHASE 


YASKAWA CACR-UP130AAB,PCB JASP-WRCA01,O/N RA7694-163A-18 


DENSO ROBOT  RC5-MBA


NEW MITSUBISHI RFZ-140B 


FLUKE PM6306 AUTOMATIC RCL  1KHZ


Leybold Inficon  H200M


BOC EDWARDS TURBOMOLECULAR PUMP EXT250DN100CF 


NEC FC-S34Y/SY2Z3Z [FC-S34Y/SY2Z3ZD] 


VOLTECH PM 3000 PM3000 


VARIAN TURBO-V 250 TV 250 PUMP  TURBO.V 250 9699523S021 


KYOSAN AUTO BOX EHK30-TW1 LOT NO. WB4822


NEW MITSUBISHI RFZ-560A 


RELIANCE ELECTRIC VCIB-22 VECTRIVE AC-SERVO 


FANUC A16B-3200-0330, A20B-3900-0074, A17B-3300-0201, A20B-3300-0084/03B 


NEC FACTORY COMPUTERFC-9801A 


SAMSUNG FARA SRC+ ROBOT  SRC-S21A06 


VARIAN TURBO-V 250 TV250PUMP 9699007 TMP, TV250 EX9699523S012 CONTROLLER 


+CABLE


VARIAN TURBO-V 250 TV 250 PUMP CONTROLLER TURBO.V 250 9699423S023 


VARIAN TURBO-V 250 TV 250 PUMP  TURBO.V 250 C.U. EX9699423 


TECHNOS 5000K PC 












NEC FACTORY COMPUTER FC-9821X 


MULTILIN SR750-CASE 750-P1-G1-S1-HI-A20-R-T-H 


NIKKI DENSO ULSTA-300 


GE MULTILIN SR 469-P1-HI-A20 TH SR469 


FUJITSU DENSO BH5-3544 


EBARA CRYOCOMPRESSOR 2.1,323-0014


SSD DRIVES DC INTEGRATOR 590+SERIES 590P/0165/500/0011/UK/ARM/0/0/0 


TOA DK TURN TABLE TTT-510 


CHRIST ELEKTRONIK PLC SET, SN42 CP40 PP40 E16S 8EA A163 7EA


NEC FC-9813 


EQUIPE TECHNOLOGIES  ATM204-1-S 


#0004 ADAPTRONIC KT2000 TEST 


TECHNOS 5000K PC 


LISA LASER BODY f:120mm


RELIANCE AUTOMAX 7010 PROCESSOR 57C435A,0-57435-1,J-3650-6


VARIAN PROCESS UTILITY BOX,ASSY 04-709086-01 REV AD,SCHEM 04-705991-03 


RELIANCE HR2000  Controller 3RA2015


NEC FACTORY COMPUTER FC-9821X 


FANUC BOARD A20B-0008-0960/04A & A20B-0009-0070/01A


OLYPUS SZ61 MICROSCOPE WITH CCD  IMC-147FT


NEW GE MULTILIN SR 469-P1-HI-A20-T-H SR469 


NC NOR-CAL INTELLISYS SOFT SHUT  TSS-IQA-250-ISO-63-K910 


ULVAC CRYOGENICS CRYO-T 8 SUPER TRAP,CRYOPUMP CRYO-T8S,RS10


INDUSTRIAL COMPUTERGE FAUC IPC 1062IR-24 IC752SPL106B


NEC FACTORY COMPUTER FC98-NX FC-D21A SY4Z5Z


YOKOGAWA DD ACTUATORS - MOTOR DM1050A00& DRIVER SD1050A02


BOSCH D-64711 ERBACH1070083278-117 IMGCPS21-3(CM) CPU MMX266 


OMRON PLC PS000 NM010 UV-250 C-820A M2010 CS010 IP000 


OMRON NT620C-ST142B


LISA LASER LENS 2.5-5mm 


NEC PERSONAL COMPUTER PC-9801BX4/U2 


FANUC AC SERVO MOTORA06B-0212-B100,PULSECODER A860-2000-T301 


BRANSON/ IPC 31172 HUNTWOOD AVE P/N 12390-01 PM732 


SHIMADZU TMP POWER   CONTROLLER EI-D4203M(T1) 


ORBOTECH 0382396B CPU 3.20GHz 


ETEL DSA2 DIGITAL SERVO  DSA2P1540A


GASONICS/ IPC 2730 JUNCTION AVE  P/N 12390-02 PM732 


GASONICS/ IPC 31172HUNTWOOD AVE MATCHING BOX P/N 16801-01 PM 732 


SANYO DENKI ABS  AMPLIFIER 65AA030TXR02 


DIRECT DRIVE MOTOR 62890-001 64196-007


AE ADVANCED ENERGY PDX-1250 3156024-111A


YUASA CORPORATION 60V15A UNIT,SWU 6015T2 D1


ILLUNIS XMV-11002M 11MEGAPIXEL 


SANYO DENKI SERVO MOTOR 64BM180UXS5B,09511280D OPTICAL  F681000DD41


ELECTROCRAFT BLDC MOTOR WITH HARMONIC DRIVE AND INERTIA 24VBRAKE


EUROTHERM D 6250 ANALOGUE  664-123-123


NEC FACTORY COMPUTER FC-9801B 



MULTILIN SR750-CASE750-P1-G1-S1-HI-A20-R-T-H 


NEW ABB REF630 LMIO11KHL160003R0001C


XYCOM 3515KPMT 


YASKAWA SERVO USAFED-20C32T 15A 1500 


ETEL DSA2 DIGITAL  DSA2P174ZA-033A


KLA FFA MUSTANG RANDOM  BOARD 710-611867-000/AD


EUROTHERM D 6250 POWER SUPPLY 661-02-00


EUROTHERM D 6250 ANALOGUE ACQUISITION 663100100 


EUROTHERM D 6250 RELAY OUTPUT 659-00


ABB DRIVES 61061134YPP110A REV H, YPK 112A, YPK 113A 


SUTRON KALLFASS BT20/002149 


A-B Allen-Bradley MPL 240V AC  MOTOR MPL-A560F-SJ74AA 


NEW MITSUBISHI E32P4-A BU148A336G51 


PI PHYSIK P-275.30 CONTROLLER,PIEZO CONTROL E112.1.HIGH AMPE-107,E-102,E-


111


TEL TOKYO ELECTRON LTD. E2B023-11/ECUM E2B024-11/ECUD E2B023/ECU 


KAWASAKI SANYO  MOTOR 27BM065BBX20,60490-1001RB2


YASKAWA ROBOT CONTROLLER BOARD JASRC-BCP01,DF9203858-B0


RELIANCE ELECTRIC BLDC MOTOR WITH HARMONIC DRIVE GEARHEAD AND


AMAT APPLIED MATERIALS 0100-A0019  BOARD 0110-A0014 REV:A 


Radisys corporationEPC-5 CPU 


MECS ROBOT CONTROLLER UTW1010HG 


ADVANCED ENERGY PE-1000 AC PLASMA  3157501-000D


XYCOM VMEBUS 70978-001 70655-099 BIOS V2.4 CPU 133MHz 


FANUC BOARD A16B-2203-0754/04A,A20B-3300-0393/02A,A20B-3300-0310/08F 


TEL TOKYO ELECTRON LTD. E2B023-11/ECUM E2B024-11/ECUD E2B023/ECU 


FANUC BOARD A20B-0008-0911.07A


TEL TOKYO ELECTRON TOHOKU TS-4000Z-16 REV 1A  MC-31062 MC-31063


WAFER TRANS M/C WAFER  AM0907-W/T-50T 


LINX 7300 MAIN CONTROL PCB 


ULVAC CRYOGENICS RS5REFRIGERATOR UNITRS5


GE MULTILIN SR 745-W2-P1-G1-HI-P-H SR745


PFEIFFER VACUUM TURBO MOLECULAR  DCU150 


ESI KLA INSTRUMENTSP8 SHIVA BRIDGE  NO. 740-806130-00 FOR 9250


WAFER TRANS M/C TESTED WORKING FREE 


HP PROLIANT DL380 GEN9,HSINS-2145 COMPUTER CPU E5-2650,2.30GHz 


ABB BOARD WE-EN-01-155 6642396B1


SANYO DENKI ABS SUPER  65AA008TXR01 


FANUC BOARD A20B-2100-0423 04D,A350-2100-T426/05 


MECS ROBOT CONTROLLER  UTW1010HG 


SHINKKO SS-SERVO TYPE SSD-2220 2.2KW


YASKAWA VISION CONTROLLER MYVIS JEVSA-YV250 


HTA HT 300 SERIES AUTOMATIC LIQUID AUTOSAMPLER TESTED 


DIRECT DRIVE MOTOR 65271-003 62196-003,OIH TAMAGAWA 35-2000C/T-L3-5V 


GE MULTILIN SR 745-W2-P1-G1-HI-P-H SR745


HD -65-160-180556 



联系方式
  • 联系人: 吴经理 女士
  • 职位: 经理
  • 真: 0592-5165561
  • 电话: 0592-5085207
  • 手机: 18030132585
  • 址: 福建省 厦门市 厦门市思明区湖滨南路388号国贸大厦32D单元
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