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7ML5746-2AA07-1AA0
7ML5746-2AA07-1AA0
7ML5746-2AA07-1AA0
BARBER COLMAN CG13-01120-010-0-00 NSPP CG1301120010000
Barber Colman Sequence Memory PCB A 11459 Maco 4 5 6
Siebe Barber Colman TC-1101 Electric Room t-stat for line Voltage New in box
BARBER COLMAN TC102-0-1 USPP TC10201
Barber Colman Maco 512K Memory
Barber-Colman 520 Solid State Controller
One-day shipping available
Barber Colman Hob 6 ADP 14 Degrees 13 Minutes P.A.
Barber Colman Hob HCPMCCC 6 ADP
Barber Colman Unground Hob:
Union Twist Hob/Barber Colman Inv.4644
Union Twist Hob/Barber Colman Inv. 4643
Barber Colman Ground Hob TL or PT GS-630
Barber Colman Hob 20 DP x 14-1/2 PA Tapered Bore
Union Twist Hob Barber Colman 20 DP - 14.5 PA - RH, Inv 4609
VINTAGE MILITARY AIRCRAFT- BARBER-COLMAN CO. CENSER #AYLF2571 "" UNUSED
NEW BARBER COLMAN CM13-01120-035-0-00 CONTACTOR CM1301120035000
BARBER COLMAN CB11-01240-031-3-00 CONTACTOR CB1101240031300
BARBER COLMAN 24-39-1 USPP 24391
BARBER COLMAN MK-4411-0-0-1 NSPP MK4411001
TAC Invensys Barber Colman 2376-501 Pneumodular Averaging Relay NEW in Box!
BARBER COLMAN 33-1092 USPP 331092
Barber Colman 570 Temperature Controller
Barber Colman A-11008-2 AC Input card
BARBER COLMAN 7SH491103000 TEMPERATURE CONTROLLER
BARBER COLMAN R503-2 USPP R5032
BARBER COLMAN MN-S NSFP MNS
BARBER SYKES COLMAN GEAR CUTTER DISC SHAPER FINISHING NON TOP 8 DP 14.5 PA 32 T
BARBER COLMAN GEAR CUTTER DISC SHAPER FINISHING NON TOPPING 4 DP 14.5 PA 16 T
*NICE* Barber Colman Humidity Room Sensor HS-8101
BARBER COLMAN 1413-00100-000-0-00 USPP 141300100000000
BARBER COLMAN TKS-9014-0-1 USPP TKS901401
BARBER COLMAN 33-1094-2 USPP 3310942
BARBER COLMAN A-12479 USPP A12479
BARBER COLMAN A-11776-01 NSPP A1177601
2390-501 Barber-Colman Gradual Switch, 0-20#
BARBER COLMAN A-12546-100 USPP A12546100
Barber Colman Controline Valve VB-9213-0-4-10 2 Way 1-1/2" Stem Up New
BARBER COLMAN CB11-01240-031-3-00 *NEW OUT OF BOX*
One-day shipping available
Barber-Colman 7SF931113000 Temp Controller
Nice Barber Colman Temperature Controller 7SL910030000
BARBER COLMAN 520 SOLID STATE TEMPERATURE CONTROLLER
BARBER COLMAN PC-301 NSFP PC301
BARBER COLMAN AL-110-0-0-1 USPP AL110001
BARBER COLMAN AD-8101 USPP AD8101
BARBER COLMAN 72E-2787-2-6 USPP 72E278726
GUARANTEED! BARBER COLMAN ANALOG TIMER CARD BOARD A-11011-0-1
GUARANTEED! BARBER COLMAN DIGITAL TIMER CARD A-11362-0-1
GUARANTEED! BARBER COLMAN PROCESSOR III CARD BOARD A-11002-101-1
GUARANTEED! BARBER COLMAN PROCESSOR II CARD BOARD A-11001
GUARANTEED! BARBER COLMAN PROCESSOR I CARD BOARD A-11000
Barber Colman Mako Maco 3 Card Circuit Board A 11009 1
TAC Schneider Barber-Colman 21-928-1 Plastic Thermostat Cover in GRAY NEW!
Barber Colman Pneumatic Damper Actuator 6" Stroke
Barber Colman CM13-01120-035-0-00 Mercury Contactor
BARBER COLMAN AT-506-0-1 NSPP AT506
(H2-1) 1 BARBER COLMAN MAQ2-01900-000-1-00 TEMP CONTROLLER H2-1
Invensys / Barber Colman Pneumatic Duplex H / C T'stat
Thermostat
Dynalec Corporation 60110 BTC-11631 Transformer
From Pakistan
sick CLX490-0010 OMNI Bar Code Scanner
From Canada
CLV490-3010 Sick New In Box Barcode Scanner 1019313 CLV4903010
Sick Optic PLS 101-312 PhotoElectric Safety Laser Scanner NIB PRCE REDUCED
SICK LUT1-450 LUMINESCENCT SCANNER 300MM RANGE LUT1450
SICK PLS201-313 PROXIMITY LASER SCANNER PLS201313 REPAIRED
SICK Laser Scanner S30A-7011BA - New in Box
From United Kingdom
Sick S30A-4011 safety laser scanner area zone NEW
From Canada
USED SICK PLS109-317 Proximity Laser Scanner
Sick CLX490-0010S05 Omni Barcode Scanner CLX490-0010S05
From China
SICK #LUT1450 SCANNER *RECONDITIONED*
SICK OPTIC CLV450-6010 BARCODE SCANNER ****NIB****
SICK Laser Scanner S30A-4011BA - Used
From United Kingdom
NIB Sick Barcode Scanner CLV490-3010 V5.00
SICK barcode scanner CLV490-0010
Sick Optic Scanner PLS101-112
USED SICK PLS101-312 Proximity Laser Scanner
CLV450 SICK Barcode Scanner
SICK PLS101-312 Proximity Laser Scanner PLS101312 Used
One-day shipping available
SICK S30A-4011BA SAFETY SCANNER
SICK AG PLS201-313 PROXIMITY LASER SCANNER SAFETY SYSTEM LIGHTGUARD
Sick CLV490-0010 CLV-490 Optic Bar Code Scanner LNC
Sick Area Scanner S30A-4011BA w/ replacement lens
From Canada
Sick Laser Scanner LMS210-30206 (60 Day Warranty)
SICK MODEL CLV260A1010 24VDC LASER SCANNER USED
SICK CLV410A1010 1 017 045 BARCODE SCANNER 1017045 NIB
SICK CLV490-0010 Optic Barcode Scanner
电子技术是十九世纪末到二十世纪初开始发展起来的新兴技术,二十世纪发展迅速,应用广泛,成为近代科学技术发展的一个重要标志。在十八世纪末和十九世纪初的这个时期,由于生产发展的需要,在电磁现象方面的研究工作发展得很快,1785年法国科学家库伦由实验得出电流的库仑定律。1895 年,荷兰物理学家亨得里克·安顿·洛伦兹假定了电子存在。1897年,英国物理学家汤姆逊(J.J.Thompson)用试验找出了电子。1904年,英国人J.A.Fleming 发明了简单的二极管(diode或 valve),用于检测微弱的无线电信号。 1906 年,L.D.Forest 在二极管中安上了第三个电极(栅极,grid)发明了具有放大作用的三极管,这是电子学早期历史中重要的里程碑。1948 年美国贝尔实验室的几位研究人员发明晶体管。1958 年集成电路的第一个样品见诸于世。集成电路的出现和应用,标志着电子技术发展到了一个新的阶段。
电子技术研究的是电子器件及其电子器件构成的电路的应用。半导体器件是构成各种分立、集成电子电路基本的元器件。随着电子技术的飞速发展,各种新型半导体器件层出不穷。现代电力电子技术的发展方向,是从以低频技术处理问题为主的传统电力电子学,向以高频技术处理问题为主的现代电力电子学方向转变。电力电子技术起始于五十年代末六十年代初的硅整
电子产品
电子产品
流器件,其发展先后经历了整流器时代、逆变器时代和变频器时代,并了电力电子技术在许多新领域的应用。八十年代末期和九十年代初期发展起来的、以功率MOSFET和IGBT为代表的、集高频、高压和大电流于一身的功率半导体复合器件,表明传统电力电子技术已经进入现代电力电子时代。
SICK PLS 101-112 PHOTOELECTRIC LASER SCANNER SENSOR
Sick Luminescence Scanner Sensor LUT1-530 1005933
SICK CLV490-3010 Optic Barcode Scanner
SICK PLS-101-312 LASER SCANNER PLS101312
NEW SICK OPTIC PLS100-111 LASER SCANNER PLS100111
Sick CLV431-6010 CLV4316010 Barcode Scanner
From Philippines
Sick Optics Luminescence Scanner LUT2-720 NEW IN BOX
No Test Spare Parts Only SICK S30A Safety Laser Scanner 7011CA W/O I/O Plug
From Hong Kong