1794-ADNK
1794-ADNK
1794-ADNK
来自接地系统混乱时的干扰
接地是提高电子设备电磁兼容性（EMC）的有效手段。正确的接地，既能抑制电磁干扰的影响，又能抑制设备向外发出干扰；而错误的接地，反而会引入严重的干扰信号，使PLC系统将无法正常工作。
来自PLC系统内部的干扰
主要由系统内部元器件及电路间的相互电磁辐射产生，如逻辑电路相互辐射及其对模拟电路的影响，模拟地与逻辑地的相互影响及元器件间的相互不匹配使用等。
变频器干扰
一是变频器启动及运行过程中产生谐波对电网产生传导干扰，引起电网电压畸变，影响电网的供电质量；二是变频器的输出会产生较强的电磁辐射干扰，影响周边设备的正常工作。
▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄
FORCE Compact PCI VME Printed Circuit Board 10BP-720
TrueTime VME-SG VME Synchronized Generator VMESG
VME bridge P/N. 036551 Rev. D VME-VME bridge 36551
Highland V680 VME 8-Channel Time-To-Digital Converter
VME bridge P/N. 036552 VME-VME 36552 Rev.D
Mercury Computers VME Board RACE++ MCJ9 VMEBUS PowerPC
Loaded with PowerPC 7410 DaughterCards
Imaging Tech. IM-VME-ADEPT R-B1 L1 VME Frame Grabber
Imaging Tech. IM-VME-ADEPT R-B1 L1 VME Frame Grabber
Imaging Tech. IM-VME-ADEPT R-B1 L1 VME Frame Grabber
Harris AS90172200-502 VME REPEATER 2000
Imaging Tech. IM-VME-ADEPT R-B1 L1 VME Frame Grabber
Performance Technologies VME module PT-VME141/151 PTVME
RAMIX PMC901 EXPANSION CARRIER VME BOARD
NEW Micro Memory Inc. MM-6326D VME VSB Memory Board 64m
MOTOROLA VME module MVME332 Transition BD -8- 25 pin bd
XYCOM VME-500/4 ANALOG OUTPUT MODULE
TOKIO ELECTRON TEL TVB0008-1 VMIF VME BOARD
SVG/ASML 691-0179-009 CC Assy. W/19 slots+BK PLN VME
MOTOROLA BOARD MVME 332XTS VME MODULE Controller
BIORAD AIMS CD SERVO VME BOARD Y5301267
MOTOROLA MVME,VME 162-353 BOARD #1
Motorola MVME712M 4-Port Transition Board Module VME
Motorla MVME 211 0100-11030 Rev. B VME module
OGP VME server P/N. 034317 axis server 34317 Rev.J
OGP VME server P/N. 034318 axis server 34318 Rev. J
Motorola MVME 761-001 VME Transition/Serial Intfc Board
Sun 370-1127 230V Power Sequencer, 3 Slot VME 501-1124
Sun 501-1116 CG3 Color Single Buff Board VME Sun 3/260
SBS Tech 82002065 BIT VME Board
Galil DMC-1340 VME Bus Optima 4-Axis Motion Controller
V363387 Videojet Chassis, VME 20 Slot40Amp V-Jet
NEW ZYGO ZMI 2002 DUAL AXIS MEASUREMENT BOARD 6U VME
NEW ZYGO ZMI 2002 DUAL AXIS MEASUREMENT BOARD 6U VME
USED ZYGO ZMI 2002 DUAL AXIS MEASUREMENT BOARD 6U VME
Force Sparc CPU-5V/64-110-2 VME CPU Board
Performance Technology PT-VME 131 Single Board Computer
SIEMENS MOORE PRODUCTS 15994-21-4 BDD VME/SS HLL**NNB**
SIEMENS MOORE PRODUCTS 15994-22-4 BDD VME/SS HLL**NNB**
SIEMENS 575-2104 575 VME CPU UNIT
XYCOM XVME-660 VME BUS XVME 660 XVME660 Intel USED
TRW 431642 Right Angle VME Style Connectors 120 Each
MOTOROLA MVME105 VME BUS PARALLEL W/ 68010 PROCESSOR
MOTOROLA VME CASE16 SLOT CASE W/POWER SUPPLY
CARLO GAVAZZI 4602310-01 VME BOARD LEVEL MODULE
MOTOROLA MVME050 SYS CONTROLLER VME MODULE
Themis sparc VME W/32M 858-4169-03 with Themis KSIC
Swithching Power VME-250 P/N 416255-001
Rotec VME bus VMEbus DIG32 Crate & Plugins
Kevex Semicron VME Assy. Card Cage 51301301 working
Fuji AVAL SMT VME AVME-070 Circuit Board
Carlo Gavazzi VME Chassis 5085FCEO5FK-100L
Multi-Range DVM-Module VME Buss 3 by 16 48-pin connecto
INTEGRATED SOLUTIONS 102131 59-00014 VME QIC-2 BOARD
SONY SOMIC 68K - UNIWIRE UV-250 VME INTERFACE PC CARD
Motorola MVME-376 VME Ethernet Control Board
LTX 858-7567-01 MCA VME CNTRL DSP4500-P
Drytek VME Rack with boards
Quad VME-AXIS 970918-058 X,Y-Axis board
Siemens Moore 15799-282-2 VME Adapter 157992822 N1
Jasper Rittal cPCI VME 3U 200W Power Supply RoHS
DPCI204-1022 - Power Supply - 150+ PCS - NEW - NIB
Enlarge
Systran Scramnet VME Network Card
Themis SPARC 5/64-64-110 VME cPCI Board
THEMIS UltraSPARC USPIIe cPCI VME Board THM110290-030
VMIC 3123-101 VMI VME Bus 16-Channel Analog Input Card
PMC 11-50205N84 VME Chassis with Power Supply PMC-450A
Assembly #45C-13-007
V363415 Videojet Board VME Tape Coupler (Vjet)
V363479 Videojet Board, VME Mem Prom No Software (Vjet)
V363414 Videojet Board, VME Transition (Vjet)
VMIC 2128 High Voltage Digital Output VME Board, GE
Yokogawa VME AO K9404GR K9404GR-00
MOTOROLA MVME025 SYSTEM CONTROLLER VME MODULE
SIEMENS 00351768 MVS340 VME V2185M calibr.
Aleen VME 4000 2 Port Voicemail
Motorola VME MVME 333S-2 MVME333S-2 Controller Board
OGP VME GPI/O 60 GPIO-60 37931 Rev. E
MOTOROLA MVME117-4 VME BUS 12.5MHZ MC68010 PROCESSOR
MOTOROLA MVME 1600-011 Motherboard VME 1603-073 (NEW)
Force Sparc CPU-3CE/16 VME Processor Board
Philips PG2026/20 VME CPU B2 Board, PN: 9464 020 26201
SYNERGY MICROSYSTEMS V460 8mb VME SBC - Legacy Unit
SYNERGY MICROSYSTEMS V452 16mb VME SBC - Legacy Unit
SYNERGY MICROSYSTEMS V440 16mb VME SBC - Legacy Unit
RICCOMM RIC-DS1 RADIO INTERFACE VME CARD
SYNERGY MICROSYSTEMS V460 16mb VME SBC - Dual Processor
SYNERGY MICROSYSTEMS V452 32mb VME SBC - Legacy Unit
Quad VME-AXIS 970918-3-042 H3-Axis board
MOTOROLA 01-W3825B VME MODULE 01-W3914B 01-W3937B CARD
25K VALUE ALLEN BRADLEY 1785-V40B 1785V40B VME TESTED
GE Fanuc IC697ACC715 B VME Option Kit NIB
30K VALUE ALLEN BRADLEY 1785-V80B 1785V80B VME TESTED
HP 64700A 64700-66515 VME Card A-3405-09 68040 analyzer
HP 64708A 64708-66505 VME Card A-3345-09 68030 analyzer
Motorola VME Intelligent Communications Controller
DY4 SYSTEMS VME BOARD P/N OBYC3ASSY901092-007 01
MOTOROLA MCP750 VME Processor Module Ethernet
(1) Adept Amplifier / VME A 10337-15200
