电感式本特利传感器由振荡、检波、放大、触发及输出电路等组成。振荡器在传感器检测面产生一个交变电磁场,当金属物体接近传感器检测面时,金属中产生的涡流吸收了振荡器的能量,使振荡减弱以至停振。振荡器的振荡及停振这两种状态,转换为电信号通过整形放大转换成二进制的开关信号,经功率放大后输出。 本特利传感器通用型接近传感器的工作原理:振荡电路中的线圈L产生一个磁场。当目标物接近磁场时,由于电磁感应在目标物中产生一个感应电流(涡电流)。随着目标物接近传感器,感应电流增强,引起振荡电路中的负载加大。然后,振荡减弱直至停止。传感器利用振幅检测电路检测到振荡状态的变化,并输出检测信号。 为实现防盗监测的目的,本特利传感器的几个类型可以构成多传感器防盗报警系统。热释电红外传感器:凡是存在于自然界的物体,例如人体、火焰等物体都会放射出红外线,只是其放射的红外线的波长不同而已。人体的温度为36~ 37"C,可出中心波长为9~10μm的红外线。在硅片表面上贴,上截止波长为7~ 10μm的滤光片,只允许波长**过7~10μm的红外线 通过,而小于7μm的红外线被滤除掉,于是就得到只对人体敏感的热释电红外线传感器。72992-52 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 3300 XL 8mm BNC P/N. 330130-085-00-00 Bently Nevada 3300 XL 8mm BNC P/N. 330130-040-00-00 Bently Nevada SDIX/DDIX Serial/Dynamic Data Interface 103584.02.01.00Raymond A Lamb Micro Writer E22.01MWC MicroWriterPERCEPTRON 911-0010 Rev T C0600-X0000-Y0060-Z0123BENTLY NEVADA 3300/65-03-01-00-00-01-06 PROBE MONITOR2155/00-02-03-00-01-11-00-00-00-00-00 BENTLY NEVADABENTLY NEVADA 3300 XL 8MM PROBE 330101-00-12-10-01-05BENTLY NEVADA 3300 XL 8MM PROBE 330906-02-12-05-02-0572928-01G BENTLY NEVADA330851-04-000-015-10-00-05 BENTLY NEVADA27490-1085-00 BENTLY NEVADA78422-01N BENTLY NEVADA72200-01-01-01-01-01-11 BENTLY NEVADABently Nevada 3300/16 Dual Vibration Monitor XY/Gap84146-0 BENTLY NEVADAPWA 105401-02 BENTLY NEVADA43501-01-04-02 BENTLY NEVADA72850-04-04-01-01-00-00-15 BENTLY NEVADAPWA 103928-02 BENTLY NEVADA72400-02-04-01-01-15 BENTLY NEVADAPWA 72928-02G BENTLY NEVADA78596-01D BENTLY NEVADAPWA 72928-02M BENTLY NEVADA72951-03-01-03-03 BENTLY NEVADA72308-51-01 BENTLY NEVADA90120-02-52 BENTLY NEVADAPM-14030K BENTLY NEVADA72976B-M BENTLY NEVADA72915-01E 72975-03-03-01-01-01-01-15 BENTLY NEVADA72851-04-04-01-01-01-01-01-15 BENTLY NEVADA72711-01-03-02-01-01-15 BENTLY NEVADA72751-03-01-15-00-03-00102 BENTLY NEVADA19195-02-15-XX-XX-01 BENTLY NEVADA35321-01-02-01-01-01 BENTLY NEVADAPWA 72928-02H BENTLY NEVADA72645-06-02-01-02-01-01-15-14 BENTLY NEVADAPWA 19189-02-15 BENTLY NEVADAPWA 19201F BENTLY NEVADA72201-01-04-01-01-01-15 BENTLY NEVADACP-0490575-01 BENTLY NEVADAPWA 86645-01 BENTLY NEVADAPWA 86635-01 BENTLY NEVADAPWA 103955-01 BENTLY NEVADAPWA 72852-01AD BENTLY NEVADAPWA 72928-01J BENTLY NEVADAPWA 72852-01-AV BENTLY NEVADA72730-02-15-XX-00-01 BENTLY NEVADAPWA 40332-01L BENTLY NEVADAPWA 78452-01 BENTLY NEVADAPWA 40350-01A BENTLY NEVADAPWA 78472-01D BENTLY NEVADA3300/65-02-01-00-00-00-01 BENTLY NEVADAPWA 105375-01 BENTLY NEVADAPWA 72928-01H BENTLY NEVADAPWA 79056-01-10 BENTLY NEVADAPWA 79622-01 BENTLY NEVADAPWA 87830-01D BENTLY NEVADA19195-01-15-XX-00-01 BENTLY NEVADAPWA 72928-02R BENTLY NEVADABently Nevada Proximitor Probe 330909-05-29-10-0200 BENTLY NEVADA PROXIMITY SWITCH 3300 XL 8MM 330101-00-30-10-02-05 BENTLY NEVADA VIBRATION MONITOR SERIES 5000 MDL 5516-012201/02-01 Bently Nevada for Allen Bradley PLC 5 N3BENTLY NEVADA PROXIMITY SWITCH 3300 XL 8MM 330101-00-40-10-02-05 BENTLY NEVADA 3300/01 330001 TRANSDUCER VOLTAGE《福建鸿飞达-*优惠产品中心》BENTLY NEVADA 3300/01 330001 TRANSDUCER VOLTAGEBently Nevada 81545-01 Input Module BENTLY NEVADA #24145-02 ACCELROMETER MODULE INTERFACE Bently Nevada ASSY79748-01 AA,PCW 1.1, Xducer I/O & RecordBENTLY NEVADA RAM PROXIMITOR SENSOR P/N 330900 WITH BOXBENTLY NEVADA 330130-045-00-00 NSPP 3301300450000《福建鸿飞达-*优惠产品中心》Bently Nevada 3500/42M Proximeter/Velometer I/O ModuleBENTLY NEVADA/GE 161957 PIM POWER INPUT MODULE SPARE SERIES 3300 PART 46498Bently Nevada 3300/12-01-20-00 Power Supply
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