OMRON Sensing Cheebtsam kuaj xyuas, ntsuas, txheeb xyuas, thiab ua tiav ntau yam kev hloov pauv uas tshwm sim ntawm qhov chaw tsim khoom, xws li kev hloov pauv ntawm txoj haujlwm, qhov ntev, qhov siab, kev hloov pauv, thiab qhov pom. Lawv kuj pab rau kev kwv yees thiab tiv thaiv cov xwm txheej yav tom ntej.
OMRON sensor yog ib qho sensor nrog cov khoom siv hluav taws xob photoelectric ua cov ntsiab lus hloov dua siab tshiab. Nws tuaj yeem siv los txheeb xyuas cov hluav taws xob tsis yog hluav taws xob uas ncaj qha ua rau muaj kev hloov pauv hauv lub teeb, xws li kev siv lub teeb, illuminance, hluav taws xob ntsuas kub, ntsuas roj muaj pes tsawg leeg, thiab lwm yam .; Nws kuj tseem tuaj yeem siv los kuaj xyuas lwm yam tsis muaj hluav taws xob uas tuaj yeem hloov mus rau hauv lub teeb kom muaj nuj nqis hloov pauv, xws li ib feem ntawm txoj kab uas hla, nto roughness, lim, tshem tawm, vibration, ceev, acceleration, nrog rau kev txheeb xyuas cov duab thiab kev ua haujlwm ntawm lub xeev. khoom.
Lub photoelectric sensor muaj cov yam ntxwv ntawm kev tsis sib cuag, cov lus teb ceev ceev thiab txhim khu kev qha, yog li nws tau siv dav hauv kev lag luam automation li thiab robots. Nyob rau hauv xyoo tas los no, cov khoom siv optoelectronic tshiab tau tshwm sim, tshwj xeeb tshaj yog yug los ntawm CCD duab sensors, uas tau qhib nplooj ntawv tshiab rau kev thov ntxiv ntawm OMRON sensors.
B5W-LB, E3X-NA11, E3X-HD11, E3X-ZD11, E3X-HD10, E3X-NA41, E3X-ZD41, E3X-DA11-S, E3X-NA11F, E3X-NA41F, TL-Q5MC1-Z, E2E-X5ME1-Z, E2E-X10ME1, E2E-X1R5E2-Z, E2E-X1R5E1-Z, E2E-X1R5F1-Z, E2E-X1R5F2-Z, E2E-X2ME1-Z, E2E-X2ME2-Z, E2E-X2MF1-Z, E2E-X2MF2-Z, E2E-X2D1-N-Z, E2E-X2D2-N-Z, E2E-X4D1-Z, E2E-X4D2-Z, E2E-X5ME1-Z, E2E-X5ME2-Z, E2E-X5MF1-Z, E2E-X5MF2-Z
1. Fiber Sensors
Nrog cov Separate-amplifier Sensors, lub teeb los ntawm Amplifier kis tau los ntawm fiber ntau los pab kom pom nyob rau hauv qhov chaw nqaim, lwm qhov chaw uas muaj kev txwv. Fiber Units, ntau qhov sib txawv ntawm cov duab, ib puag ncig-resistives thiab cov kab teeb tshwj xeeb, tuaj yeem ua tau raws li koj xav tau nrog Amplifier Units. Amplifier Units, kev ua haujlwm yooj yim thiab kev ua haujlwm siab, tuaj yeem xaiv ntau yam Fiber Units nyob ntawm kev ua haujlwm thiab qhov chaw. Ib tug lineup ntawm Communications Units rau Sensors.
2. Photoelectric Sensors
Photoelectric Sensors ntes cov duab-optical workpieces. OMRON muab ntau yam ntawm Sensors, suav nrog diffuse-reflective, dhau-beam, retro-reflective, thiab deb-settable Sensors, nrog rau Sensors nrog ob qho tib si built-in lossis cais amplifiers. Nrog rau cov Photoelectric Sensors, Amplifier thiab Sensor Lub Taub Hau tau sib cais los ua kom qis qis thiab txhawb kev hloov kho. Nrog rau cov Photoelectric Sensors, lub amplifier yog tsim rau hauv Sensor Head. Cov Photoelectric Sensors no pab ua kom tiav tag nrho cov nqi txo vim tias qhov dav AC lossis DC fais fab mov tuaj yeem siv tau. Area Sensors yog Multi-beam Through-beam Sensors siv los nkag siab thaj chaw dav. Qhov dav nrhiav pom ntawm Sensor tuaj yeem xaiv raws li daim ntawv thov. Muaj ntau yam kev hloov kho rau mount Photoelectric Sensors, Npog, Mounting Brackets, Slits, Reflectors, thiab Handheld Checkers muaj.
3. Kev xaav Sensors / Ntsuas Sensors
Cov Sensors no tuaj yeem siv los ntsuas qhov deb thiab qhov siab. Ntau yam qauv muaj, suav nrog Laser Sensors, LED Sensors, Ultrasonic Sensors, Hu rau Sensors, Eddy Tam Sim No Sensors, thiab ntau dua. Nano-theem ntsuas kev daws teeb meem. Lineup ntawm ultra-compact, dawb lub teeb confocal sensors thiab ntev-ntev-nrhiav laser sensors. Ntse Sensors tsim los tso cai rau txhua tus neeg siv tau yooj yim siv qhov kev paub zoo tshaj plaws. Txawm tias muaj laser, sib thooj, sib cuag, thiab lwm yam kev paub, kev ua haujlwm tseem ceeb yog tib yam. Lub dav laser beam rau 2D paub txog cov kauj ruam, dav, ntu ntu, inclinations thiab lwm yam duab. Sensors uas ntes cov khoom thiab ntsuas lawv qhov dav, tuab, thiab lwm qhov ntev. Cov qauv muaj nrog CCD lossis laser scanning txoj kev kom tau raws li cov ntawv thov sib txawv thiab cov kev xav tau. Displacement Sensors uas ntsuas qhov deb thiab qhov siab. Ntau yam qauv muaj, suav nrog Laser Sensors, LED Sensors, Ultrasonic Sensors, Hu rau Sensors, Eddy Tam Sim No Sensors, thiab ntau dua.
4. Lub zeem muag Sensors / Tshuab Vision Systems
Lub Zeem Muag Sensors/Machine Vision Systems txheeb xyuas cov duab los ua qhov kev tshuaj ntsuam xyuas, kev tshuaj xyuas tus cwj pwm, qhov chaw, thiab kev tshuaj ntsuam xyuas tsis raug. Lub zeem muag qhov system, Lub pob-hom Vision Sensor muab ob qho tib si kev tshuaj xyuas siab thiab kev ua haujlwm zoo heev. PC pom qhov system, Ib qho yooj yim customizable, PC-raws li duab ua system. Lub koob yees duab ntse, Cov koob yees duab sib xyaw no muab cov txiaj ntsig zoo rau kev siv ntau yam kev pom. Cov koob yees duab muaj, Kev xaiv dav ntawm Cov Koob Yees Duab Muaj nrog sib txawv interfaces thiab cov lej ntawm pixels uas tuaj yeem txuas nrog cov saib lossis PCs. Lub teeb pom kev zoo, Ntau yam ntau dua 200 Teeb pom kev zoo rau kev ntsuas siv lub zeem muag Sensors. Lens, Ntau yam ntawm cov khoom tso cai rau koj xaiv qhov zoo Lens rau txhua daim ntawv thov. Lwm lub zeem muag sensors, ntse sensors nrog LCD saib thiab ceev ceev CCD koob yees duab.
5. Code nyeem / OCR
Code Readers tuaj yeem nyeem 2D cov lej lossis cov lej bar thiab muaj nyob rau hauv cov qauv tsim lossis tes tuav.
OMRON's Code Reader xaiv suav nrog cov qauv kev cog lus tsim nyog rau kev koom ua ke rau hauv cov tshuab thiab cov qauv muaj zog zoo tagnrho rau kev siv. Verification Systems rau kev txheeb xyuas cov lej bar thiab 2D cov lej raws li cov qauv thoob ntiaj teb. OCR tuaj yeem ntseeg tau nyeem cov ntawv hnav lossis inclined cim thiab cov cim luam tawm los ntawm cov tshuab luam ntawv feem ntau suav nrog cov tshuab luam ntawv dot thiab cuam tshuam.
6. Sib Nqus Sensors
Proximity Sensors muaj nyob rau hauv cov qauv uas siv high-frequency oscillation los ntes ferrous thiab non-ferrous hlau cov khoom thiab nyob rau hauv capacitive qauv los xyuas cov khoom uas tsis yog-hlau. Cov qauv muaj nyob nrog ib puag ncig tiv thaiv, tiv thaiv tshav kub, tiv thaiv cov tshuaj, thiab tiv thaiv dej.
1) Cylindrical
Cov Proximity Sensors no siv high-frequency oscillation. Lawv tiv taus cua sov, tshuaj, thiab dej zoo dua li Rectangular Sensors. Lawv muaj nyob rau hauv ob qho tib si shielded thiab unshielded qauv.
2) Rectangular
Cov Proximity Sensors no siv high-frequency oscillation. Muaj nyob rau hauv ntau qhov ntau thiab tsawg los pab xaiv kom phim qhov chaw teeb tsa.
3) Sib cais Amplifier
Nrog rau Cov Kev Sib Tham Sib Tham (high-frequency oscillation), Lub Amplifier thiab Sensor Lub Taub Hau tau sib cais los pab kom txo qis thiab txhawb kev hloov kho.
4) Capacitive zog
Capacitive Proximity Sensors tuaj yeem siv los ntes cov khoom tsis yog hlau, xws li kua thiab yas.
5) Lwm tus
Proximity Sensors kuj muaj rau cov kev siv tshwj xeeb hauv cov qauv nyob deb, thiab cov qauv slim muaj rau siv ua ke nrog Proximity Sensors.
6) Cov Khoom Siv Phim
OMRON muab cov ntawv txuas ntxiv los pab txhawb kev txhim kho, Cov Khoom Siv Tiv Thaiv, thiab Mounting Brackets.
7. Photomicro Sensors
Cov Optical Sensors no muab ib qho kev cog lus, tus nqi qis los kuaj xyuas cov khoom ua haujlwm. Ntau tus qauv muaj, suav nrog Slot-type Sensors (los ntawm-nqaj) rau cov tsis-modulated lossis modulated teeb, Reflective Sensors, thiab Sensors nrog cais emitters thiab receivers.
1) Slot-type
Lub emitter thiab receiver yog teem rau hauv ib tug U zoo kom pab tau yooj yim tuav.
2) Hla-beam
Los ntawm-beam Sensors muaj cais emitters thiab receivers los pab kom lawv nyob ntawm qhov yuav tsum tau nyob deb.
3) Slot-type / Reflective
Nrog Slot-type Sensors, lub emitter thiab receiver tau teeb tsa hauv U duab kom ua tau yooj yim tuav. Nrog Reflective Sensors, lub teeb pom kev ntawm lub workpiece thiab pom lub teeb pom kev zoo.
4) Tsawg-xav
Convergent Reflective Sensors ntes workpieces uas tsuas yog ib qho kev ncua deb ntawm Sensor. Lawv tuaj yeem siv tau zoo thaum muaj cov khoom siv tom qab.
5) Diffuse-reflective
Nrog Reflective Sensors, lub teeb pom kev ntawm lub workpiece thiab pom lub teeb pom kev zoo.
6) Retro-reflective
Nrog Retro-reflective Sensors, lub Reflective teeb tsa thiab Sensor pom seb lub teeb puas rov qab los ntawm Reflector. Lawv muaj txiaj ntsig zoo rau kev paub meej, ruaj khov.
7) Rau cov ntawv thov tshwj xeeb
Sensors kuj muaj rau cov ntawv thov tshwj xeeb.
8) Peripheral Devices
Accessories xws li Txuas thiab Mounting Brackets kuj muaj.
8. Ultrasonic Sensors
Ultrasonic nthwv dej yog siv los ua kom muaj kev ruaj ntseg ntawm cov khoom pob tshab, xws li cov yeeb yaj kiab pob tshab, iav fwj, lub raj mis yas, thiab phaj iav, siv cov hlaws hlais lossis Reflective Sensors.
9. Siab Sensors / Flow Sensors
Pressure Sensors ntes lub siab ntawm cov kua thiab gases, thiab Flow Sensors ntes tus nqi ntawm cov kua.
10. Hu rau Sensors / Kua Leakage Sensors
Hu rau Sensors uas ntes cov khoom los ntawm lub cev tiv tauj lawv thiab Liquid Leakage Sensors uas ntes cov kua xau. Hu rau Sensors ntes cov khoom thiab ntsuas qhov ntev nrog qhov tseeb ntawm 1 μm. Lawv lub zog los tiv thaiv cov zawv zawg txav thiab lawv lub cev yuag yog qhov zoo rau kev siv ntau yam kev ntsuas. Ntau yam ntawm cov kua dej ntws tawm Sensors xws li Sensing Bands, Point Sensors, Chemical-Resistance Sensors, thiab Sensors tiv taus qhov kub thiab txias. Lawv tau siv dav hauv cov khoom siv semiconductor thiab cov chav huv.
11. Kev ntsuas ntsuas ntsuas
Cov Kev Ntsuas Kev Ntsuas Sensors muaj cov Sensors thiab Amplifiers. Cov Sensors tsis tu ncua pom qhov "kev noj qab haus huv" ntawm cov chaw thiab cov khoom siv, thiab kuaj pom cov tsos mob ntawm qhov txawv txav. Cov Amplifiers yooj yim txuas ntau yam analog sensors rau kev saib xyuas mob rau IoT.
Omron sensor --- Omron series
1. Eddy tam sim no sib thooj hloov
Xws li cov keyboards qee zaum hu ua inductive sib thooj keyboards. Nws siv cov khoom siv hluav taws xob los ua kom muaj qhov eddy tam sim no hauv cov khoom thaum nws mus txog qhov sib thooj hloov pauv uas tuaj yeem tsim hluav taws xob hluav taws xob. Qhov no eddy tam sim no reacts mus rau qhov sib thooj mus, ua rau lub sab hauv Circuit Court tsis hloov pauv, yog li paub txog seb puas los yog tsis yog ib tug conductive khoom mus txog, yog li tswj lub switching on los yog off. Cov khoom uas qhov sib thooj sib thooj no tuaj yeem ntes tau yuav tsum yog tus neeg xyuas pib.
2. Capacitive sib thooj hloov
Kev ntsuas ntawm qhov hloov pauv no feem ntau yog ib lub phaj tsim lub capacitor, thiab lwm lub phaj yog lub plhaub sab nraud ntawm qhov hloov. Cov ntaub ntawv no feem ntau yog hauv av los yog txuas nrog cov khoom siv thaum lub sijhawm ntsuas. Thaum cov khoom txav mus rau qhov sib thooj hloov, txawm tias nws yog tus neeg xyuas pib lossis tsis yog, vim nws qhov sib thooj, qhov dielectric qhov tsis tu ncua ntawm lub capacitor yuav tsum tau hloov, kom lub peev xwm hloov pauv, kom lub xeev ntawm Circuit Court txuas nrog lub ntsuas lub taub hau. kuj tshwm sim Kev Hloov, uas tuaj yeem tswj qhov hloov ntawm lossis tawm. Cov khoom kuaj pom los ntawm qhov sib thooj hloov pauv no tsis txwv rau cov neeg siv hluav taws xob, tab sis tuaj yeem ua kua dej lossis hmoov. 3. Hall qhov sib thooj hloov Hall lub caij yog cov khoom sib nqus sib nqus. Ib qho kev hloov ua los ntawm Hall cov ntsiab lus hu ua Hall hloov. Thaum cov khoom sib nqus txav mus ze rau ntawm Hall hloov, Hall lub hauv paus ntawm qhov kev hloov pauv qhov chaw hloov pauv hauv lub xeev Circuit Court ntawm kev hloov vim yog Hall effect, yog li txheeb xyuas qhov muaj cov khoom sib nqus nyob ze, thiab tom qab ntawd tswj qhov hloov mus lossis tawm. Cov khoom kuaj pom ntawm qhov sib thooj sib thooj no yuav tsum yog cov khoom sib nqus.
Omron sensor --- Omron series
Lub photoelectric hloov tuaj yeem siv rau hauv ntau yam kev siv. Tsis tas li ntawd, thaum siv lub photoelectric hloov, kev saib xyuas yuav tsum tau them rau ib puag ncig, kom lub photoelectric hloov tuaj yeem ua haujlwm ib txwm thiab ntseeg tau.
(1) Cov teeb meem xav tau kev saib xyuas:
1) Tsis txhob muaj teeb pom kev zoo
Photoelectric keyboards feem ntau ua haujlwm ruaj khov thaum lub teeb pom kev zoo ib puag ncig siab. Txawm li cas los xij, nws yuav tsum raug zam tias qhov chaw kho qhov muag ntawm lub sensor yog ncaj qha ntsib lub teeb pom kev zoo xws li lub hnub ci thiab cov teeb ci incandescent. Thaum lub kaum sab xis ntawm lub optical axis ntawm lub sensor (receiver) thiab lub teeb muaj zog tsis tuaj yeem hloov pauv, lub phaj shading lossis lub raj shading ntev tuaj yeem ntsia tau ib ncig ntawm lub sensor.
2) Tiv thaiv kev sib cuam tshuam
Ib txoj hauv kev zoo los tiv thaiv kev sib nrig sib cuam tshuam yog teeb tsa lub emitter thiab receiver crosswise, thiab ua kom cov pab pawg nyob deb thaum ntau tshaj 2 pawg. Tau kawg, kev siv cov qauv sib txawv kuj yog ib txoj hauv kev zoo.
3) Kev cuam tshuam ntawm daim iav lub kaum sab xis
Thaum cov khoom ntsuas ci ntsa iab los yog ntsib cov hlau du, qhov kev cuam tshuam feem ntau yog siab heev, uas muaj cov nyhuv iav. Nyob rau lub sijhawm no, lub projector thiab cov khoom kuaj pom yuav tsum tau nruab rau ntawm lub kaum sab xis ntawm 10-20 ° kom nws cov axis kho qhov muag tsis perpendicular rau cov khoom kuaj pom, yog li tiv thaiv kev ua haujlwm tsis raug.
Txij li thaum nws tsim nyob rau lub Tsib Hlis 10, 1933, los ntawm kev tsim cov kev xav tau tshiab hauv kev sib raug zoo, Omron Group tau ua tus thawj coj hauv kev txhim kho thiab tsim cov kev sib txuas lus sib txuas, hluav taws xob tsis siv neeg sensor teeb liab, vending machine, tsis siv neeg daim pib tshuaj xyuas cov tshuab ntawm chaw nres tsheb, thiab tsis siv neeg. Kev kuaj mob qog noj ntshav A series ntawm cov khoom thiab cov cuab yeej siv tau ua rau muaj kev vam meej hauv zej zog thiab kev txhim kho ntawm tib neeg txoj kev ua neej. Nyob rau tib lub sijhawm, Omron Group tau tsim sai sai rau hauv ## automation tswj thiab cov khoom siv hluav taws xob tsim hluav taws xob, paub txog cov thev naus laus zis tseem ceeb ntawm kev paub thiab tswj.
Cov nroog ntse, cov phiajcim ntse, cov tsev ntse, cov kev lag luam ntse thiab lwm yam kev lag luam tab tom txhim kho rau yav tom ntej kev sib txuas ntxiv, thiab kev lag luam xa hluav taws xob tsis yog tsuas yog ntsib cov kev qhia tshiab, tab sis kuj nrhiav kev ua tau zoo dua ntawm kev sib tshuam sib txuas. Nyob rau tib lub sijhawm, niaj hnub no kev siv hluav taws xob ntau dua, kev faib tawm, cov pa roj carbon tsawg lub ntiaj teb tshiab, siv ntau txoj hauv kev los txhim kho kev ua haujlwm thiab txo kev siv hluav taws xob yuav dhau los ua lub sijhawm tshiab rau kev tsim kho kev lag luam.
Omron Corporation yog lub chaw tsim khoom lag luam thoob ntiaj teb ntawm kev tswj hwm kev tswj hwm thiab cov khoom siv hluav taws xob, paub txog lub ntiaj teb ua tus thawj coj thiab tswj cov thev naus laus zis. Nyob rau hauv ntau tshaj xya caum xyoo txij li thaum nws tsim nyob rau hauv 1933, lub tuam txhab tau tsis tu ncua tsim tshiab kev xav tau kev pab. Lub tuam txhab muaj kev ua haujlwm thoob ntiaj teb hauv 35 lub teb chaws thiab cheeb tsam, nrog ntau tshaj 25,000 tus neeg ua haujlwm; muaj ntau pua txhiab yam khoom lag luam, suav nrog kev lag luam automation Muaj ntau lub tshuab, cov khoom siv hluav taws xob, kev sib raug zoo rau pej xeem thiab cov khoom siv kho mob tau tsim lub hom phiaj muaj zog hauv kev lag luam thiab tuav txoj haujlwm tsis tuaj yeem hloov.
Xyoo 1933, Tachiishi tau tsim lub Hoobkas me me hu ua Tachiishi Electric Works hauv Osaka. Lub sijhawm ntawd tsuas muaj ob tug neeg ua haujlwm xwb. Ntxiv nrog rau kev tsim cov timers, lub tuam txhab pib tshwj xeeb hauv kev tsim cov khoom tiv thaiv relays. Kev tsim khoom ntawm ob yam khoom no tau los ua qhov pib ntawm Omron Corporation. Txhawm rau hloov mus rau txoj kev loj hlob ntawm lub sijhawm, thaum lub tuam txhab ua kev zoo siab rau nws lub 50th hnub tseem ceeb, lub tuam txhab lub npe thiab cov khoom lag luam tau koom ua ke thiab hloov mus rau "OMRON Corporation".
Kev sib cuag tsis sib xws, hluav taws xob tsis siv neeg induction teeb liab tshuab, vending tshuab, chaw nres tsheb tsis siv neeg daim pib tshuaj xyuas qhov system, mob qog noj ntshav tsis siv neeg kuaj ntsuas ntsuas ... Omron yog thawj zaug hauv ntiaj teb los tsim thiab tsim cov khoom lag luam thiab cov khoom siv. Pab txhawb rau kev vam meej hauv zej zog thiab kev txhim kho tib neeg txoj kev ua neej nyob. Tsim kom muaj kev xav tau kev sib raug zoo, tsim kom muaj "kev pab", "kev nyab xeeb", "kev tiv thaiv ib puag ncig" thiab "kev noj qab haus huv" zej zog yog Omron cov hom phiaj kev lag luam.
Ua hauj lwm txoj cai:
Omron sensors siv cov khoom siv hluav taws xob photoelectric ua cov khoom hloov pauv. Nws tuaj yeem siv los txheeb xyuas cov hluav taws xob tsis yog hluav taws xob uas ncaj qha ua rau muaj kev hloov pauv hauv lub teeb, xws li kev siv lub teeb, illuminance, hluav taws xob ntsuas kub, ntsuas roj muaj pes tsawg leeg, thiab lwm yam .; Nws kuj tseem tuaj yeem siv los kuaj xyuas lwm yam tsis muaj hluav taws xob uas tuaj yeem hloov mus rau hauv lub teeb kom muaj nuj nqis hloov pauv, xws li ib feem ntawm txoj kab uas hla, nto roughness, lim, tshem tawm, vibration, ceev, acceleration, nrog rau kev txheeb xyuas cov duab thiab kev ua haujlwm ntawm lub xeev. khoom.
Lub OMRON txoj hauj lwm sensor yog ib tug sensor uas siv lub photoelectric caij raws li ib tug nrhiav kom tau. Nws thawj zaug hloov cov kev ntsuas ntsuas rau hauv cov kev hloov pauv hauv cov teeb liab kho qhov muag, thiab tom qab ntawd ntxiv hloov cov teeb liab kho qhov muag rau hauv cov teeb liab hluav taws xob nrog kev pab los ntawm cov ntsiab lus photoelectric. Lub photoelectric sensor feem ntau yog tsim los ntawm peb qhov chaw: lub teeb qhov chaw, optical path thiab photoelectric element. Kev ntsuas kho qhov muag thiab kev tswj hwm qhov system ua los ntawm cov qauv kev khiav hauj lwm sib txawv ntawm cov luminous flux ntawm lub photoelectric lub ntsiab yog ntau haiv neeg, raws li cov khoom siv hluav taws xob ntawm cov khoom siv hluav taws xob (kev ntsuas qhov muag thiab kev tswj qhov system) tuaj yeem muab faib ua ob pawg, xws li analog photoelectric sensor thiab mem tes (hloov) hom photoelectric sensor. Lub analog photoelectric sensor hloov qhov ntsuas mus rau hauv ib qho kev hloov pauv tsis tu ncua photocurrent, uas muaj ib qho kev sib raug zoo nrog kev ntsuas. Analog photoelectric sensors tuaj yeem muab faib ua peb pawg: kis tau tus mob (nqus), diffuse reflection, thiab shading (beam blocking) raws li txoj kev ntsuas (nrhiav cov hom phiaj khoom). Hom kis tau tus mob yog hais txog cov khoom uas tau muab tso rau hauv txoj kev teeb pom kev, lub teeb lub zog tawm los ntawm lub teeb ci tas li dhau los ntawm cov khoom siv los ntsuas, thiab ib feem ntawm nws yog absorbed, lub teeb kis tau mus rau lub photoelectric element. ; Lub thiaj li hu ua diffuse reflection hom yog hais txog lub teeb tawm los ntawm qhov chaw teeb pom kev tas li Projected mus rau cov khoom nyob rau hauv kev sim, ces reflected los ntawm qhov chaw ntawm cov khoom nyob rau hauv kev sim thiab projected mus rau lub photoelectric caij; lub thiaj li hu ua lub teeb-shielding hom yog hais txog thaum lub luminous flux emitted los ntawm lub teeb qhov chaw yog ib feem los ntawm cov khoom nyob rau hauv kev ntsuam xyuas, thiaj li hais tias lub luminous flux nyob rau hauv lub projected photoelectric caij hloov, lub degree ntawm kev hloov yog muaj feem xyuam rau txoj hauj lwm ntawm cov khoom ntsuas ntawm txoj kev kho qhov muag.
Photodiode yog lub teeb pom kev zoo tshaj plaws. Cov tsos ntawm photodiode yog tib yam li cov diode dav dav, tshwj tsis yog tias nws cov casing muaj lub qhov rais embedded nrog iav los pab txhawb qhov xwm txheej ntawm lub teeb. Txhawm rau ua kom qhov chaw tau txais lub teeb, thaj tsam ntawm PN kev sib tshuam yog ua kom loj dua. Nyob rau hauv lub biased ua hauj lwm lub xeev, nws yog kev cob cog rua nyob rau hauv series nrog lub load kuj. Thaum tsis muaj lub teeb, nws yog tib yam li cov diode zoo tib yam. Qhov rov qab tam sim no tsawg heev, hu ua qhov tsaus ntuj tam sim no ntawm photodiode. , Tsim electron-qhov, hu ua photoelectric sensor carrier. Nyob rau hauv qhov kev txiav txim ntawm ib qho hluav taws xob sab nraud, cov neeg nqa khoom photoelectric koom nrog hauv kev ua, ua rau qhov rov qab tam sim no ntau dua li qhov tsaus ntuj. Qhov rov qab tam sim no hu ua photocurrent. Qhov loj ntawm photocurrent yog proportional rau lub teeb siv, yog li cov hluav taws xob teeb liab uas hloov nrog lub teeb siv yuav tau txais ntawm lub load kuj. Ntxiv nrog rau kev ua haujlwm ntawm photodiode los hloov cov teeb liab kho qhov muag rau hauv lub teeb liab hluav taws xob, phototransistor kuj muaj cov haujlwm ntawm amplifying lub teeb liab hluav taws xob.
Cov tsos ntawm photosensitive triode tsis txawv ntau ntawm cov triode dav dav. Feem ntau, lub photosensitive triode tsuas yog coj tawm ob tug ncej - lub emitter thiab lub collector, thiab lub hauv paus yog tsis coj tawm. Lub plhaub tseem qhib qhov rais kom lub teeb nkag mus. Txhawm rau ua kom lub teeb pom kev zoo, lub hauv paus cheeb tsam loj heev, thaj chaw emission me me, thiab qhov teeb meem teeb pom kev zoo yog absorbed los ntawm lub hauv paus cheeb tsam. Kev sib txuas ntawm cov khoom sib txuas yog thim rov qab thaum lub sijhawm ua haujlwm, thiab qhov sib txuas ntawm lub tshuab xa hluav taws xob yog kev sib tw rau pem hauv ntej. Qhov tam sim no ntws los ntawm lub raj thaum tsis muaj teeb pom kev yog qhov tsaus ntuj tam sim no Iceo = (1 + β) Icbo (me me), uas yog me dua qhov nkag mus tam sim no ntawm cov triode dav dav; thaum muaj teeb, muaj coob tus electron-qhov khub zoo siab, ua Tam sim no Ib generated los ntawm lub hauv paus electrode nce. Tam sim no ntws los ntawm lub raj tam sim no hu ua photocurrent. The collector current Ic = (1 + β) Ib. Nws tuaj yeem pom tau tias phototransistor muaj qhov rhiab heev dua li photodiode.