描述
JFFS2提供了比Ext2fs更好的崩潰/掉電安全保護(hù)。當(dāng)需要更改少量數(shù)據(jù)時(shí),Ext2文件系統(tǒng)會(huì)將整個(gè)扇區(qū)復(fù)制到內(nèi)存(DRAM)中,并在內(nèi)存中合并成新數(shù)據(jù)再寫回整個(gè)扇區(qū)。而JFFS2則可以隨時(shí)更改需要的(不是重寫)整個(gè)扇區(qū),同時(shí)還具有崩潰/掉電安全保護(hù)功能。
產(chǎn)品廣泛應(yīng)用于:電力、石油、礦井提升、港口、供熱、燃?xì)?、供水、污水處理、冶金、造紙、紡織、化工、水利等現(xiàn)代化工業(yè)領(lǐng)域!
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主營:世界知名品牌的PLC、DCS系統(tǒng)備件模塊
①Allen-Bradley(美國AB)系列產(chǎn)品》
②Schneider(施耐德電氣)系列產(chǎn)品》
③General electric(通用電氣)系列產(chǎn)品》
④Westinghouse(美國西屋)系列產(chǎn)品》
⑤SIEMENS(西門子系列產(chǎn)品)》
⑥銷售ABB Robots.FANUC Robots、YASKAWA Robots、KUKA Robots、Mitsubishi Robots、OTC Robots、PanasonicRobots、MOTOMAN Robots。
⑦estinghouse(西屋):OVATION系統(tǒng)、WDPF系統(tǒng)、MAX1000系統(tǒng)備件。
⑧Invensys Foxboro(??怂共_):I/A Series系統(tǒng),F(xiàn)BM(現(xiàn)場(chǎng)輸入/輸出模塊)
順序控制、梯形邏輯控制、事故追憶處理、數(shù)模轉(zhuǎn)換、輸入/輸出信號(hào)處理、數(shù)
據(jù)通信及處理等。Invensys Triconex:冗余容錯(cuò)控制系統(tǒng)、基于三重模件冗余(TMR)
結(jié)構(gòu)的zui現(xiàn)代化的容錯(cuò)控制器。
⑨Siemens(西門子):Siemens MOORE,Siemens Simatic C1,Siemens數(shù)控系統(tǒng)等。
⑩Bosch Rexroth(博世力士樂):Indramat,I/O模塊,PLC控制器,驅(qū)動(dòng)模塊等。
◆Motorola(摩托羅拉):MVME 162、MVME 167、MVME1772、MVME177等系列。
SAM ELECTRONICS HS09 Interconnection Board GE3044G206
Motorola STARLINE SG2000 Optical Node 415239-333-00
DL-700E+ Thermal Infrared Camera 384*288 Core protype
TE-W Thermal Infrared Camera 160*120 core protype
BRAY 6A i/p Positioner 6DR5010-0NN00-5?KA0 Siemens
SAM ELECTRONICS BLOCK Transformer B 9908133 128VA
SAMELECTRONICS HS05 Transmitter Power Switch NG3028G204
SAM ELECTRONICS AS10 Power Supply NG3028G202
SAM ELECTRONICS Pulsor 9962-1400
SAM ELECTRONICS Cables Transmitter S-BAND NG3029G006
JRC NJS6930A RADAR FRONT END New Spare
Rivertrace Engineering SMART ODME SVC Exchange Computer
EUCHNER PWE0012BRG05313?5 Encoder 053135
Euchner KCB4E004E000000?W Joystick Switch 020176
Euchner WES13FW Joystick Switch 082627
Euchner KCB4E004E000000?X Joystick Switch 098250
Euchner KCB5B005B000000?W Joystick Switch 022204
Euchner KCB2B002B000000?W Joystick Switch 024780
EUCHNER Hinged Actuator 048850
EUCHNER STM1N-242B024-M Safety Switch 092031
EUCHNER TP3-537A024M Safety Switch 084336
EUCHNER TZ1LE024M Safety Switch 082050
EUCHNER CES-A-ABA-01 CES Evaluation Unit 071850
EUCHNER TP3-537A024MC18?44 Safety Switch 084161
EUCHNER TZ1RE024RC18VAB Safety Switch 093863
EUCHNER TP3-2131A024MC1?743 Safety Switch 084285
EUCHNER NZ1HS-528-M Limit Switch 090970
EUCHNER NG2HB-510L060 Safety Switch 089089
EUCHNER NG2SB-510L060 Safety Switch 091286
Lot 990 Parker Parflex Nut Hose Joint C06N-2H Connector
Anspach MicroMax Plus Arthroscopy Drill Refurbished
CoolSNAP Photometrics camera LVDS cable PCI Card
Anspach xMax Arthroscopy Drill Refurbished
KLOEHN FLUIDS_MP module 00672-05261/R 50301
ALFA LAVAL Decanter Core Controller 6121.1227-01
Greenheck SP-A390 Ceiling Exhaust Fan 220-230VAC
BALDOR FlexDrive FD2A10SR-RN23 320VDC to 10A 0-250AC
lot of 12 IDEC Switches XW1E XA1E HW7D
SYSTEL IPC5232 XEON2.66G/2GB HALLIBURTON License
Seica circuit tester board PT-DMAST100-00 Refurbished
Seica DSP-ANALOG Module PT-ACLAM001-00 Refurbished
Varian MetaGuard 2.0mm Polaris 3u A2001MG2 Columns 3/pa
Agilent Zorbax SB-C18 NarrowBore HPLC Column 883700-922
Fisherbrand 5-50ul Finnpipette 12 Channel USED
BIOHIT proline 5-100ul Single Channel pipette USED
BIOHIT proline 50-100ul 8 Channel pipette USED
BIOHIT proline 50-1200ul 8 Channel pipette USED
NORTEL NTHR16GA 56G FABRIC MODULE for Passport
PL PORTER Air Aviation Part Hydrolok HV08000-01
NORTEL NTHW08CG MSS 15000 Control Processor CP3 Module
BIOHIT proline 10-250ul Single Channel pipette USED
Nortel Multiservice Switch 15000 SHELF New Spare
NORTEL NTHR13EA Bits/Alarm Balanced E1 Module New Spare
NICHIRYO OXFORD BenchMate Autoclavable 0.5-10ul Pipette
EUCHNER GSBF02R08-552-M Limit Switch 086563
NICHIRYO OXFORD BenchMate Autoclavable 10-100ul Pipette
Nortel UMTS RNC Radio Network Controller SHELF NTW859AF
Nortel NTPN31AG 25A Breaker Module ASTEC AP6C69PAL
NORTEL UPPER COOLING UNIT Assembly NTHR52AB new spare
EUCHNER Safety Switch TP3-4131K024-M 084256