红外传感器和激光传感器是两个不同的概念!红外(infrared):波长约在3.3μm左右的电。红外线传感器:利用红外线的物性质来进行测量的传感器。红外线又称红外光。红外线传感器测量时不与被测物体直接接触,抗干扰性能差,需要透镜将红外光过滤后再进行测量,并且需要定期校准。激光(laser):在1.65um由受激发射的光,放大产生的。激光传感器:利用激光技术进行测量的传感器。它由激光器、激光检测器和测量电路组成。它的优点是能实现无接触远距离测量,速度快,精度高,量程大,抗光、电干扰能力强等。红外线传感器包括光学系统、检测元件和转换电路。光学系统按结构不同可分为透射式和反射式两类。检测元件按工作原可分为热敏检测元件和光电检测元件。热敏元件应用多的是热敏电阻。热敏电阻受到红外线时温度升高,电阻发生变化,通过转换电路变成电信号输出。光电检测元件常用的是光敏元件,通常由硫化铅、硒化铅、化铟、化锑、碲镉汞合金、锗及硅掺杂等材料制成。激光传感器工作时,先由激光发射二管对准目标发射激光脉冲。经目标反射后激光向各方向散射。部分散射光返回到传感器,被光学系统接收后成像到雪崩光电二管上。雪崩光电二管是一种内部具有放大功能的光学传感器,因此它能检测其微弱的光信号,并将其转化为相应的电信号。常见的是激光测距传感器,它通过记录并处从光脉冲发出到返回被接收所经历的时间,即可测定目标距离。激光传感器必须其地测定传输时间,因为光速太快。72730-02-15-XX-XX-01 BENTLY NEVADA3300/01-01-00 BENTLY NEVADA3300/01-01-00 BENTLY NEVADAPWA 129486-01 BENTLY NEVADAPWA 72867-01 BENTLY NEVADAPWA 78894-01A BENTLY NEVADAPWA79063-01B BENTLY NEVADA78462-02L BENTLY NEVADAPWA 19189-02-01 BENTLY NEVADA72751-02-01-15-00-02-00060 BENTLY NEVADA78462-02J BENTLY NEVADA3300/61-05-01-00-00-00-00 BENTLY NEVADA21747-040-00 BENTLY NEVADAPWA 19343-01G BENTLY NEVADAPWA 123447-01 BENTLY NEVADAPWA 19343-01J BENTLY NEVADAPWA 86655-01 BENTLY NEVADAPWA 72471 B AB BENTLY NEVADAPWA 72752-01N BENTLY NEVADAPWA 81354-01J BENTLY NEVADAPWA 72704-01D BENTLY NEVADAPWA 72928-01G BENTLY NEVADAPWA40340-01J BENTLY NEVADAPWA 72915-01E BENTLY NEVADAPWA 77456-01E BENTLY NEVADA3300/10-01-02-00 BENTLY NEVADA72470-08-02-01-00-00-00-00-01-00-01-15 BENTLY NEVADA21747-085-01 BENTLY NEVADABENTLY NEVADA TRANSIENT DATA MGR 2100/00-01-10-01-00BENTLY NEVADA 3300/65-03-01-00-00-01-00 BENTLY NEVADA TDM KEYPHASOR PWA 77456-01BENTLY NEVADA TDM SAMPLER PWA 77448-01TBENTLY NEVADA TRANSIENT DATA MGR 2100/00-01-07-01-003500/25 BENTLY NEVADA10513-02BENTLY NEVADABENTLY NEVADA 72358-01-01 72357-01F - USED 72006-01BENTLY NEVADA49373-01 BENTLY NEVADA72236-01 BENTLY NEVADAPWA 37282 BENTLY NEVADABENTLY NEVADA 126648-01 NSPP 12664801BENTLY NEVADA 3300/0368049-00 USPP 3300036804900BENTLY NEVADA 3300/10 USPP 330010BENTLY NEVADA 20929-01 USPP 2092901BENTLY NEVADA 90038-01C USPP 9003801CBENTLY NEVADA 300-00-00-32-18-02 NSPP 3000000321802BENTLY NEVADA 3300/50-01-01-01-02 USPP 33005001010102BENTLY NEVADA 20929-03 USPP 2092903BENTLY NEVADA 21747-045-00 NSPP 2174704500BENTLY NEVADA 330171-00-20-10-02-05 NSPP 3301710020100205BENTLY NEVADA 1701/05-01 NSFP 17010501BENTLY NEVADA 1701/15 NSFP 170115BENTLY NEVADA 21747-085-00 USPP 2174708500BENTLY NEVADA 170180-03-00 NSFP 1701800300BENTLY NEVADA 3300/35-02-02-02-00-00 USPP 3300350202020000BENTLY NEVADA 20871-01 USPP 2087101BENTLY NEVADA 149992-01 NSPP 14999201Bently Nevada - 3300/14 - DC Power SupplyBENTLY NEVADA 7200 RVXY-II 72857-01B 72870-01 VIBRATION BENTLY NEVADA 81546-01 SIGNAL INPUT RELAY CARDBENTLY NEVADA 3300/20-01-01-02-00-00 DUAL THRUST MONITORBently Nevada 3300 Proximitor Sensor 330100-50-05BENTLY NEVADA PROXIMITOR 7200 SERIES 5 MM 8 V/MM 18745-01 KIKUSUI TOS5051 TOS-5051 Withstanding Voltage TesterBENTLY NEVADA 3300/55-06-01 DUAL VELOCITY MONITORBently Nevada 24000-01-00 Digital Vector Filter $699Bently Nevada 124534-01 Custom ProximitorBENTLY NEVADA 82368-01 3 WIRE RTD INPUTBENTLY NEVADA 84137-01 SIGNAL INPUT/RELAY CARDBENTLY NEVADA 81544-01 SIGNAL INPUT RELAY CARDBently Nevada ADRE 108 DAQ Machine Balancing Vibration ADRE 3Transits 71-3250 Cubic Precision 71-5060 71-66796 BENTLY NEVADA 3300/55-01-01-03-03-00-00-00-00 Bently Nevada 72201-01-04-01-01-01-15 VIBRATION & PROXBENTLY NEVADA 3300/25-01-02-02-00-00-00-00 PMC 502 P-2 Stirring Hot Plate 230VAC 750W MegnaticBently Nevada 72059-01 Keyphaor BoardBently Nevada 72301-02-04-01-01-01-15 PC BoardBENTLY NEVADA RACK INTERFACE 3500/20 PWA 125744-02 UBently Nevada 124534-01 12453401 Custom Proximitor 24Fanuc A16B-1212-0900/02A A16B-1212-0900KIKUSUI TOS6200 TOS-6200 Earth Continuity Tester CLASS1Fanuc A16B-3200-0070/03A A16B32000070Bently Nevada 3300 XL 8mm BNC P/N. 330130-045-00-0072992-52 BENTLY NEVADA330851-0400151000 BENTLY NEVADA72981-J BENTLY NEVADA79700-01 BENTLY NEVADA82368-01 BENTLY NEVADA23990-01 BENTLY NEVADA89418-01 BENTLY NEVADA72050-01-01 BENTLY NEVADA191958-E BENTLY NEVADAPWA 72852-01W BENTLY NEVADAPWB 72484 F BENTLY NEVADA330130-080-10-00 BENTLY NEVADA26313-02-04-03-05-05-03-15 BENTLY NEVADA27490-0370-00 BENTLY NEVADA31000-16-10-00-225-03-02 BENTLY NEVADA72352-01Y BENTLY NEVADA72951-01-01-13-13 BENTLY NEVADA24765-02-00 BENTLY NEVADA31000-16-10-00-233-03-02 BENTLY NEVADA72269-01H BENTLY NEVADA72048-01G BENTLY NEVADA72300-10-05-01-01-01-15 BENTLY NEVADAPWA 84030-01M BENTLY NEVADA80097-01C BENTLY NEVADA29628-XX-01 BENTLY NEVADA78432-02N BENTLY NEVADAPWB- 82501-01A BENTLY NEVADABENTLY NEVADA PROXIMITY SWITCH 3300 XL 8MM 330104-00-08-05-02-00 BENTLY NEVADA 1900/55-01-01-01-00 FAN MONITOR Bently Nevada Extension Cable 1X35668 / 68135045《福建鸿飞达-*优惠产品中心》Bently Nevada 3300/25 Dual Accelerometer MonitorPart # 3300/25-04-03-03-03-00-02-00BENTLY NEVADA PROXIMITOR SENSOR 330100-90-00 Bently Nevada 3300/20 Dual Thrust MonitorBENTLY NEVADA 18745-01 7200 PROXIMITOR PROXIMITY SENSOR 5MM -18 TO -24V DC 55419BENTLY NEVADA 14386-03 7200 SERIES PROXIMITOR I/O MODULE 24V DC 46460BENTLY NEVADA PROXIMITY PROBE 30000-00-40-36-02Bently Nevada 125720-01 4 Channel Relay I/O Module《福建鸿飞达-*优惠产品中心》Bently Nevada 3500/15 Power SupplyBently Nevada PWA79532-01F 3300 Series 3 Wire RTD InputBently Nevada 133819-01 RTD/TC Temp I/O ModuleBently Nevada PWA100811-01 Used in A/B 1771 I/O Racks to interface 2201 modulesBENTLY NEVADA 3300/55 REV A DUAL VELOCITY MONITOR BUFFERED TRANSDUCERS 50999
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