描述
智能建筑自动化电子设备的信号接地、屏蔽接地、功率接地、逻辑接地等若是同时接在一个电极，则所对应的电极接地电阻不应该大于4欧，但是，如果电子设备接地、防雷接地与工频交流接地同处于一个电极时，其所对应的电极接地电阻不应该大于1欧，因此，需要根据不同情况，设置不同的接地电阻，确保不同条件下，智能建筑体系能够稳定运行。
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主营：世界知名品牌的PLC、DCS系统备件模块
①Allen-Bradley(美国AB)系列产品》
②Schneider(施耐德电气)系列产品》
③General electric(通用电气)系列产品》
④Westinghouse（美国西屋）系列产品》
⑤SIEMENS(西门子系列产品)》
⑥销售ABB Robots.FANUC Robots、YASKAWA Robots、KUKA Robots、Mitsubishi Robots、OTC Robots、PanasonicRobots、MOTOMAN Robots。
⑦estinghouse（西屋）：OVATION系统、WDPF系统、MAX1000系统备件。
⑧Invensys Foxboro（福克斯波罗）：I/A Series系统，FBM（现场输入/输出模块）
顺序控制、梯形逻辑控制、事故追忆处理、数模转换、输入/输出信号处理、数
据通信及处理等。Invensys Triconex:冗余容错控制系统、基于三重模件冗余（TMR）
结构的zui现代化的容错控制器。
⑨Siemens(西门子)：Siemens MOORE，Siemens Simatic C1，Siemens数控系统等。
⑩Bosch Rexroth（博世力士乐）：Indramat，I/O模块,PLC控制器,驱动模块等。
◆Motorola（摩托罗拉）：MVME 162、MVME 167、MVME1772、MVME177等系列。
ALFA LAVAL Decanter Core Controller 6121.1227-01
Nortel Multiservice Switch 15000 SHELF New Spare
Cisco Unified Communications Manager CM6.1U4-K9-UPG=
SIMRAD MC50 Marine Computer 26056010
New NIDEC SANKYO SC3150 Robot Controller 200/230vAC
CG171A-T003-05 Reflector Film UX188 etching mould USED
Lot 80 CY7C1414SV18-250BZC CY7C1414 Chips$29/each
Honeywell 24 Beam Light curtain Control FF-LS242806842
Agilent G3431-60531 FID EPC Manifold New
PELCO Esprit ES31CBW24-2W-X IOP 24X High Res PAL
VUTEk 3360 Controller Board Assy AA90206 Rev B NEW
Emerson Force PowerCore CPCI-6750/128S-400-L
Motorola STARLINE SG2000 Optical Node 415239-333-00 NEW
Alcatel 3AL97690AA LC-ESC board NEW
lot 520 iKANOS Fusiv IKF68331-A1-PB1-C chips$4/each
lot of 2500 LINEAR LTC1430CS#TR Voltage Regulator chips
Cooper Cleco STMH for TMEM TME Controller Refurbished
MacGREGOR C000071 cabin display Crane Computer CCP XS
Thrane&Thrane Sailor TT-3606E Message Terminal New
Agilent G1888-60704 G1888A Enhanced PM Kit NEW
NORTEL NTHW18BB 6mPKTservSP function processor
PACKETEER PacketSeeker 9500 PS9500-L000M-2000 NEW
PACKETEER PacketSeeker 9500 PS9500-L000M-2000-SX NEW
BLUECOAT SG8000-1 PROXY SERVER WEB ACCELERATOR NEW
SIEMENS SIVOLT-A-Drehstromsteller 40A 6SG2412-3CA00-Z
Endress+Hauser Turbimax CUS31-W4E New
Nortel NTN063FM S18K DDM 900 Filter 190-CY127-F1V5
Repaired Marconi LB16BG Board PLT40 UNPORT TRANS 2.5GB
SAM ELECTRONICS HS06-TCU NG3028G201 Board NEW
SAM ELECTRONICS HS10 Pulse Modulator NG3028G206 25KW
NSK HR32060XJ Taper Bearings NEW
Alcatel SWL-B LHR R2.0 FEE License Certificate
ABB Motor M3AA200MLA 4/8 3GAA208207-BDC 220KG NEWinbox
Cooper Cleco 67ES135D4 Netsetter Inline Fixed Spindle
ECS CNC BASIC Controller 080H969 Spare part USED
New Alcatel MD128W1 3DB02136AA
Shimadzu GC-14A GAS CHROMATOGRAPH USED SPL FID install
New OKUMA Drive Board UCMB2+F A911-2821 E4809-770-144-A
ABB SPAD346C3 SPAD 346 C3 DIFFERENTIAL RELAY PROTECTION
Hypertherm HT2000 041677 129160 Chopper used Spare
Credence LT1101 Voltage Supply Board 671-4014-04 Spare
TE-W Thermal Infrared Camera 160*120 core protype
Lot of 2973pcs NEC UPD78F0102HMC-5A4 F0102H 8-bit$1/pc
MAN B&W PMI SYSTEM Pressure Analyzer for 6S50MC-C
Welch Allyn 88042A Colposcope Factory Refurbished Spare
Refurbished ALSTOM STF-DL ANTENNA Ref:23509 Rev.E
Putzmeister Concrete Axial Piston Pump 067370003 New
ICHINOSE S-7000 SQC-6 Positioner Control Panel NEW
PELCO SD4CBW-PG-E1-X Spectra IV Camera
BLUECOAT 8000-1 PROXY SERVER WEB ACCELERATOR 080-03103
Honeywell Pressure Instrument Druck DPI 701 installed
New Motorola SGLF4136FA JCDMA Broadband XCVR 1X CARD
MKS Baratron 220DD Differential Capacitance Manometer
Alcatel-Lucent O-24120G-A 3FE51185AB 7342 ISAM FTTU MDU
Rivertrace Engineering SMART ODME SVC Exchange Computer
Alcatel ISA-ES4 L2 Ethernet Board 3AL81879AA ES4-8FE
GUTOR 0C0075 and 0C0950 New
Tektronix gigaBERT 1400 GENERATOR GB1400 Desktop Refurb
RICOH Z-folding Unit ZF-4000 for MP6000 MP7000 MP8000
RICOH SR842 finisher stapler for MP6000 MP7000 MP8000
B&R APC620 System Unit 5PC600.SX02-01 USED SPARE
Honeywell 51196694-300/U1 Keyboard DCS spare
Simrad GC80/85 Compact Control Unit I-type 27101690 NEW
Honeywell 51405043-175 Digital Output 24v module NEW
Agilent G1978-60027 Charging Electrode Mount Assy NEW
VersaCAT TEST SYSTEM 3M Austin Metrology LAB USED
Brocade BR-TWS3-R250W Wide Area File Services Appliance
ASE2000-COM Communication Test Set by Applied Systems
Pressure Sensor 3876134-1 for AIRBUS A320 NEW
New IRONPORT C300 Email Security Sever Hardware
Agilent G1315-60015 Micro High-Pressure Flow Cell NEW
Thrane&Thrane Sailor RT5022 VHF DSC NEW
SEL-387 Current Differential&Overcurrent Relay 110VDC
Honeywell 51304672-150 Analog Output Spare forTDC 3000
STUDER Distribution Box A943.045500 NEW
Alcatel 3BA23197BA CPU6 Board 40G 128M New
销售热线：18150087953