Extech HD450 Datalogging Lub Teeb Meter

Taw qhia

Zoo siab nrog rau koj qhov kev yuav khoom ntawm Extech HD450 Digital Light Meter. Lub HD450 ntsuas illuminance hauv Lux thiab ko taw tswm ciab (Fc). HD450 yog Datalogger thiab suav nrog PC interface thiab WindowsTM tau tshaj software rau rub tawm cov ntaub ntawv. Txog li 16,000 qhov kev nyeem tuaj yeem khaws cia rau hauv lub ntsuas rau rub mus rau lub PC thiab 99 nyeem tuaj yeem khaws cia thiab viewed ncaj qha rau ntawm lub 'meter''s LCD zaub.. Qhov ntsuas no raug xa mus kuaj tag nrho thiab ntsuas thiab, nrog rau kev siv kom raug, yuav muab kev pabcuam ntau xyoo.

Meter Description

1. Sensor cable ntsaws
2. USB jack rau PC interface (hauv qab lub hau npog)
3. LCD zaub
4. Upper function khawm teeb
5. Cov khawm khawm qis dua
6. Fais fab ON-OFF khawm
7. Lub teeb sensor

CEEB TOOM: Lub roj teeb compartment, tripod mount, thiab qaij sawv ntsug yog nyob rau tom qab ntawm lub ntsuas thiab tsis muaj duab

Cov lus piav qhia

1. Lub moos teeb hom
2. Lub moos tso saib
3. Tus txheeb ze hom icon
4. Pib Fais fab OFF (APO) icon
5. Tsawg roj teeb icon
6. Cov ntaub ntawv tuav icon
7. PEAK HOLD hom
8. Ntau qhov ntsuas
9. Chav ntsuas
10. Digital zaub
11. Bargraph zaub
12. Cov ntaub ntawv rub tawm rau PC icon
13. PC serial kev twb kev txuas tsim
14. Memory chaw nyob naj npawb
15. USB PC kev twb kev txuas icon
16. Cim xeeb

Kev ua haujlwm

Lub zog hluav taws xob 

1. Nias lub hwj huam khawm kom tig lub ntsuas ON lossis OFF
2. Yog hais tias lub 'meter' tsis hloov thaum lub hwj chim khawm yog nias los yog yog hais tias lub roj teeb qis icon tshwm nyob rau hauv lub LCD, hloov lub roj teeb.

Auto Fais Fab (APO)

1. Lub ntsuas hluav taws xob tau nruab nrog lub tshuab hluav taws xob tsis siv neeg tawm (APO) uas tig lub ntsuas hluav taws xob tom qab 20 feeb ntawm kev tsis ua haujlwm. Lub icon tshwm thaum APO qhib.
2. Txhawm rau lov tes taw APO feature, ib txhij nias thiab tso cov RANGE / APO thiab REC / SETUP khawm. Nias thiab tso dua kom rov qhib lub APO feature.

• Chav ntsuas ntsuas
  Nias lub khawm UNITS los hloov chav ntsuas ntawm Lux rau Fc lossis los ntawm Fc rau Lux
• Kev xaiv ntau yam
  Nias lub khawm RANGE los xaiv qhov ntsuas qhov ntau. Muaj plaub (ntau) xaiv rau txhua chav ntsuas. Cov kab icons yuav tshwm sim los txheeb xyuas cov kab uas tau xaiv.

Kev ntsuas

1. Tshem tawm lub sensor lub hau tiv thaiv kom nthuav tawm lub dome sensor dawb
2. Muab lub sensor tso rau hauv txoj hauj lwm kab rov tav nyob rau hauv qhov chaw ntawm lub teeb kom ntsuas
3. Nyeem cov theem teeb ntawm LCD zaub (ntaus lossis nrog daim duab bar).
4. Lub ' meter ' yuav tso saib 'OL' thaum qhov ntsuas nyob sab nraud ntawm lub ntsuas qhov ntsuas qhov ntsuas lossis yog lub ntsuas ntsuas tau teeb tsa rau qhov tsis raug. Hloov qhov ntau los ntawm nias lub pob RANGE kom pom qhov zoo tshaj plaws rau daim ntawv thov.
5. Hloov lub hau npog tiv thaiv thaum lub ntsuas ntsuas tsis siv.

Cov ntaub ntawv tuav

• Txhawm rau khov lub LCD zaub, nias lub khawm tuav ib ntus. 'MANU HOLD' yuav tshwm sim ntawm LCD. Nias lub khawm khawm dua kom rov qab mus ua haujlwm li qub.

Ncov Tuav Tes

Lub Peak Hold muaj nuj nqi tso cai rau lub 'meter' los ntes lub sijhawm luv luv flashes. Lub 'meter' tuaj yeem ntes cov ncov mus txog 10µS nyob rau lub sijhawm.

• Nias lub PEAK khawm kom qhib lub Peak Hold feature. "Manu" thiab "Pmax" yuav tshwm sim ntawm cov zaub. Nias lub pob PEAK dua thiab "Manu" thiab "Pmin" yuav tshwm sim. Siv 'Pmax' txhawm rau ntes qhov siab tshaj plaws. Siv 'Pmin' txhawm rau ntes cov ncov tsis zoo.
• Thaum lub ncov tau raug ntes, tus nqi thiab lub sijhawm cuam tshuam yuav nyob twj ywm hauv cov zaub kom txog thaum lub ncov siab dua tau sau tseg. Lub bar graph zaub yuav nyob twj ywm ua kom pom lub teeb theem tam sim no.
• Txhawm rau tawm ntawm Peak Hold hom thiab rov qab mus rau hom kev ua haujlwm ib txwm, nias lub pob PEAK thib peb.

Ntau tshaj (MAX) thiab Yam tsawg kawg nkaus (MIN) Kev Nyeem Ntawv Nco

MAX-MIN muaj nuj nqi tso cai rau lub ntsuas ntsuas qhov siab tshaj (MAX) thiab qis tshaj (MIN) nyeem.

1. Nias lub MAX-MIN khawm kom qhib lub feature. "Manu" thiab "MAX" yuav tshwm sim ntawm cov zaub thiab lub ntsuas yuav tsuas pom qhov kev nyeem ntawv siab tshaj plaws.
2. Nias lub MAX-MIN khawm dua. "Manu" thiab "MIN" yuav tshwm sim ntawm cov zaub thiab lub ntsuas yuav tsuas pom qhov kev nyeem ntawv qis tshaj plaws.
3. Thaum MAX lossis MIN tau raug ntes, tus nqi thiab lub sijhawm cuam tshuam yuav nyob twj ywm hauv cov zaub kom txog thaum sau tus nqi siab dua. Lub bar graph zaub yuav nyob twj ywm ua kom pom lub teeb theem tam sim no.
4. Txhawm rau tawm ntawm hom no thiab rov qab mus rau hom kev ua haujlwm li qub, nias lub pob MAX-MIN ib zaug thib peb.

Tus Txheeb Ze

Qhov txheeb ze hom muaj nuj nqi tso cai rau tus neeg siv khaws cov nqi siv hauv lub ntsuas. Tag nrho cov kev nyeem ntawv tso tawm yuav raug txheeb ze rau kev nyeem ntawv khaws cia.

1. Siv qhov ntsuas, thiab thaum qhov xav tau siv tus nqi tshwm sim, nias lub pob REL.
2. "Manu" yuav tshwm sim ntawm LCD zaub.
3. Txhua qhov kev nyeem ntawv tom ntej yuav raug them los ntawm tus nqi sib npaug rau qib siv. Rau example, yog tias qib siv yog 100 Lux, tag nrho cov kev nyeem ntawv tom ntej yuav sib npaug ntawm qhov kev nyeem ntawv rho tawm 100 Lux.
4. Txhawm rau tawm ntawm hom txheeb ze, nias lub pob REL.

LCD Backlight

Lub 'meter' yog txawm peem rau nrog ib tug backlight feature uas teeb lub LCD zaub.

1. Nias lub backlight khawm mus qhib lub backlight.
2. Nias lub backlight khawm dua kom hloov lub teeb rov qab. Nco ntsoov tias lub teeb rov qab yuav tua tau tom qab lub sijhawm luv luv kom txuag tau roj teeb lub zog.
3. Lub backlight muaj nuj nqi siv roj teeb ntxiv zog. Txhawm rau txuag hluav taws xob, siv lub teeb pom kev zoo ntawm lub teeb.

moos thiab Sample Rate Setup

Hauv hom no, ▲ thiab ▼ cov khawm xub yuav tso cai rau kev hloov pauv ntawm tus lej xaiv (flashing). Cov nyees khawm ◄ thiab ► yuav txav mus rau qhov kev xaiv tom ntej lossis yav dhau los.

1. Fais fab lub 'meter', ces nias thiab REC / SETUP thiab UNITS nyees khawm ib txhij mus rau hauv lub teeb hom. Lub sij hawm tso saib yuav flash.
2. Kho thiab nqis los ntawm txhua qhov kev xaiv raws li xav tau.
3. Nias thiab tuav lub REC/SETUP thiab UNITS nyees khawm ib txhij kom tawm ntawm lub teeb hom.

Qhov kev txiav txim ntawm kev xaiv nrog lub flashing (icon) yog: 

• Teev (0 - 23) 12: 13: 14 (Lub Sijhawm)
• feeb (0 txog 59) 12:13:14 (Lub Sijhawm)
• Thib ob (1 rau ???) 12:13:14 (Lub Sijhawm)
• Sample Rate (00 to 99 seconds) 02 (Sampling)
• Lub Hlis (1 txog 12) 1 03 10 (Hnub)
• Hnub (1-31) 1 03 (Hnub)
• Hnub ntawm lub lim tiam (1 txog 7 1 03 (Hnub))
• Xyoo (00 txog 99) 2008 (Xyoo)

99 Point Nco

Txog li 99 qhov kev nyeem ntawv tuaj yeem khaws cia manually rau tom qab viewncaj qha rau ntawm lub meter's LCD. Cov ntaub ntawv no tseem tuaj yeem raug xa mus rau PC siv cov khoom siv software.

1. Nrog lub ntsuas ON, nias lub pob REC ib ntus kom khaws cov ntawv nyeem
2. Lub MEM zaub icon yuav tshwm sim nrog tus lej chaw nyob nco (01 -99)
3. Yog tias lub cim xeeb 99 nyeem puv, lub cim MEM thiab tus lej cim xeeb yuav tsis tshwm sim
4. Rau view khaws cov ntawv nyeem, nias thiab tuav lub pob LOAD kom txog thaum MEM zaub icon tshwm nyob ib sab ntawm tus lej chaw nyob.
5. Siv cov khawm xub nce thiab nqis mus rau hauv cov ntawv nyeem uas khaws cia.
6. Txhawm rau tshem tawm cov ntaub ntawv, nias thiab tuav lub REC / SETUP thiab LOAD cov nyees khawm ib txhij kom txog thaum 'CL' tshwm hauv qhov chaw nco ntawm lub LCD

16,000 Point Datalogger

HD450 tuaj yeem sau txog 16,000 nyeem ntawv hauv nws lub cim xeeb sab hauv. Rau view cov ntaub ntawv, cov kev nyeem ntawv yuav tsum raug xa mus rau lub PC ntawm cov khoom siv software.

1. Siv lub SETUP hom, teem lub sij hawm thiab sample nqi. default sample rate yog 1 sec.
2. Txhawm rau pib kaw, Nias thiab tuav lub pob REC kom txog thaum MEM zaub icon pib blinking. Cov ntaub ntawv yuav khaws cia ntawm sample tus nqi thaum lub MEM icon ntsais muag.
3. Yuav tsum tso tseg. Nias thiab tuav lub REC khawm kom txog thaum lub MEM icon ploj.
4. Yog tias lub cim xeeb puv, OL yuav tshwm raws li tus lej nco.
5. Txhawm rau tshem tawm lub cim xeeb, nrog lub ntsuas ntsuas, nias thiab tuav lub REC khawm thiab tom qab ntawd nias lub hwj huam khawm. "dEL" yuav tshwm sim hauv cov zaub. Tso lub REC khawm thaum "MEM" tshwm hauv cov zaub, lub cim xeeb tau raug tshem tawm.

USB PC interface

Kev piav qhia 

Lub HD450 meter tuaj yeem txuas nrog lub PC ntawm nws lub USB interface. Ib lub USB cable, nrog rau WindowsTM software, suav nrog lub ntsuas. Lub software tso cai rau tus neeg siv:

• Hloov cov ntaub ntawv khaws tseg yav dhau los los ntawm lub 'meter' lub cim xeeb sab hauv mus rau PC
• View, zaj duab xis, tshuaj xyuas, khaws cia, thiab luam cov ntaub ntawv nyeem
• Chaw taws teeb tswj lub ntsuas ntawm virtual software nyees khawm
• Sau cov ntawv nyeem thaum lawv raug coj mus. Tom qab ntawd, luam ntawv, khaws cia, txheeb xyuas, thiab lwm yam cov ntaub ntawv nyeem

Meter rau PC Txuas 

Cov khoom siv USB cable yog siv los txuas lub ntsuas ntsuas rau PC. Txuas qhov txuas me me kawg ntawm lub cable mus rau lub 'meter' interface chaw nres nkoj (nyob hauv qab tab ntawm sab laug sab ntawm lub 'meter'). Qhov loj txuas kawg ntawm cable txuas mus rau PC USB chaw nres nkoj.

Program Software

Cov khoom siv software tso cai rau tus neeg siv view nyeem ntawv hauv real-time ntawm PC. Cov ntawv nyeem tuaj yeem txheeb xyuas, zoom, khaws cia, thiab luam tawm. Thov xa mus rau HELP UTILITY muaj nyob rau hauv qhov program program kom paub meej cov lus qhia software. Lub ntsiab software screen yog qhia hauv qab no rau preview.

Specifications

Ntau yam Specifications 

Chav tsev	Ntau yam	Kev daws teeb meem	Qhov tseeb
Lux	400.0	0.1	± (5% rdg + 10 tus lej)
	4000	1
	40.00k ib	0.01k ib	± (10% rdg + 10 tus lej)
	400.0k ib	0.1k ib
Taw taws tswm ciab	40.00	0.01	± (5% rdg + 10 tus lej)
	400.0	0.1
	4000	1	± (10% rdg + 10 tus lej)
	40.00k ib	0.01k ib
Sau ntawv: 1. Sensor Calibrated rau tus qauv incandescent lamp (xim kub: 2856K) 2. 1Fc = 10.76 Lux

General Specifications 

• Zaub 4000 suav LCD zaub nrog 40 ntu bar teeb
• Kev sib tw Plaub ntau yam, kev xaiv phau ntawv
• Ntau dhau-hais tsis tau LCD zaub 'OL'
• Spectral teb CIE photopic (CIE tib neeg qhov muag teb nkhaus)
• Spectral raug Vλ muaj nuj nqi (f'1 ≤6%)
• Cosine teb f'2 ≤2%; Cosine kho rau angular xwm txheej ntawm lub teeb
• Kev ntsuas Repeatability ± 3%
• Zaub tus nqi Kwv yees li 750 msec rau digital thiab bar graph qhia
• Photodetector Silicon photo-diode nrog spectral teb lim
• Kev khiav hauj lwm kub kub: 32 txog 104oF (0 txog 40oC); Humidity: <80% RH
• Cia tej yam kev mob kub: 14 txog 140oF (-10 txog 50oC); Humidity: <80% RH
• Meter Dimensions 6.7 x 3.2 x 1.6 ″ (170 x 80 x 40mm)
• Ntes Dimensions 4.5 x 2.4 x 0.8 "(115 x 60 x 20mm)
• Nyhav kwv yees. 13.8 ozx. (390g) nrog roj teeb
• Sensor lead length 3.2' (1m)
• Tsawg roj teeb qhia Lub roj teeb cim tshwm rau ntawm LCD
• Fais fab mov 9V roj teeb
• Roj teeb lub neej 100 teev (backlight off)

Kev tu

• Ntxuav  Lub Meter thiab nws cov sensor tuaj yeem ntxuav nrog adamp daim ntaub. Cov tshuaj ntxuav me me tuaj yeem siv tau tab sis zam cov kuab tshuaj, tshuaj abrasives, thiab tshuaj hnyav.
• Roj teeb Installation / Hloov  Lub roj teeb compartment yog nyob rau sab nraum qab ntawm lub 'meter'. Lub compartment yog yooj yim nkag tau los ntawm nias thiab zawv zawg lub rear roj teeb compartment npog ntawm lub 'meter' nyob rau hauv cov kev taw qhia ntawm xub. Hloov lossis nruab 9V roj teeb thiab kaw lub roj teeb hauv lub thawv los ntawm zawv zawg lub npog npog rov qab mus rau lub ntsuas.
• Kev khaws cia  Thaum lub 'meter' yuav tsum tau khaws cia rau ib lub sij hawm, thov tshem lub roj teeb thiab affix lub sensor tiv thaiv npog. Tsis txhob cia lub ntsuas ntsuas hauv qhov chaw kub thiab av noo.
• Calibration thiab Kho Kev Pabcuam  Extech muaj kev kho thiab calibration kev pab cuam rau cov khoom peb muag. Extech kuj muab NIST ntawv pov thawj rau feem ntau cov khoom. Hu rau Lub Tsev Haujlwm Saib Xyuas Neeg Siv Khoom kom paub txog cov kev pabcuam calibration muaj rau cov khoom no. Extech pom zoo kom ua txhua xyoo ntsuas ntsuas ntsuas ntsuas ntsuas thiab qhov tseeb.

Warranty

EXTECH INSTRUMENTS CORPORATION tau lees paub cov cuab yeej no kom tsis muaj qhov tsis xws luag hauv qhov chaw thiab kev ua haujlwm rau peb (3) xyoo txij li hnub xa khoom xa tuaj (rau lub hlis txwv lav siv rau cov sensors thiab cables). Yog tias nws yuav tsum tau xa rov qab cov cuab yeej rau kev pabcuam thaum lub sijhawm lossis dhau lub sijhawm lav, hu rau Lub Chaw Pabcuam Cov Neeg Siv Khoom ntawm 781-890-7440 Ib ext. 210 rau kev tso cai los yog tuaj xyuas peb webqhov chaw www.extech.com rau cov ntaub ntawv tiv tauj. Daim Ntawv Tso Cai Rov Qab (RA) tus lej yuav tsum tau muab tso ua ntej ib qho khoom xa rov qab mus rau Extech. Tus neeg xa khoom yog lub luag haujlwm rau cov nqi thauj khoom, thauj khoom, kev tuav pov hwm, thiab ntim khoom kom tsis txhob muaj kev puas tsuaj hauv kev thauj mus los. Qhov kev lees paub no tsis siv rau qhov tsis xws luag uas tshwm sim los ntawm kev ua ntawm tus neeg siv xws li kev siv tsis raug, kev xaim tsis raug, kev ua haujlwm sab nraud ntawm qhov tshwj xeeb, kev tu lossis kho tsis raug, lossis kev hloov kho tsis raug cai. Extech tshwj xeeb tshaj tawm tsis lees paub qhov kev lees paub lossis kev ua lag luam lossis kev nyab xeeb rau lub hom phiaj tshwj xeeb thiab yuav tsis raug lav rau txhua qhov kev puas tsuaj ncaj qha, tsis ncaj, tsis raug lossis cuam tshuam. Extech lub luag haujlwm tag nrho yog txwv rau kev kho lossis hloov cov khoom. Qhov kev lav phib xaub uas tau teev tseg saum toj no suav nrog thiab tsis muaj lwm yam kev lees paub, txawm hais tias sau lossis hais lus, qhia lossis hais.

Kev them nyiaj yug kab 781-890-7440 Ib

• Kev pab txhawb nqa: Extension 200; E-mail: support@extech.com
• Kho & Xa rov qab: Extension 210; E-mail: kho@extech.com

Cov khoom specifications yuav hloov tsis tau ceeb toom Rau qhov tseeb version ntawm no User Guide, Software hloov tshiab, thiab lwm yam up-to-the-minute cov ntaub ntawv khoom, mus saib peb. webqhov chaw: www.extech.com Extech Instruments Corporation, 285 Bear Hill Road, Waltham, MA 02451

Copyright © 2008 Extech Instruments Corporation (ib lub tuam txhab FLIR) Txhua txoj cai tshwj xeeb suav nrog txoj cai ntawm kev tsim tawm tag nrho lossis ib feem hauv ib daim ntawv.

NYEEM NTXIV

Extech HD450 Datalogging Lub Teeb Meter yog dab tsi?

Extech HD450 Datalogging Light Meter yog ib qho cuab yeej tsim los ntsuas lub teeb siv hauv ntau qhov chaw. Nws yog feem ntau siv rau hauv daim ntawv thov xws li kev yees duab, kev tsim yeeb yaj kiab, kev ua liaj ua teb, thiab kev saib xyuas ib puag ncig kom pom cov teeb pom kev zoo.

HD450 Lub Teeb Meter ntsuas lub teeb siv li cas?

Lub Extech HD450 Datalogging Light Meter ntsuas lub teeb siv lub teeb siv lub sensor uas kuaj pom cov teeb pom kev nyob ib puag ncig. Lub sensor hloov lub teeb lub zog rau hauv lub teeb liab hluav taws xob, uas yog tom qab ntawd ua tiav los muab kev nyeem ntawv hauv chav xws li lux lossis ko taw-teeb, nyob ntawm seb tus neeg siv nyiam.

Dab tsi ntawm kev ntsuas qhov HD450 Lub Teeb Meter txhawb nqa?

Lub Extech HD450 Datalogging Lub Teeb Meter feem ntau txhawb kev ntsuas hauv lux (lumens ib square meter) thiab ko taw-tswj (lumens ib square feet). Cov neeg siv tuaj yeem xaiv cov chav ntsuas uas nyiam raws li lawv cov kev xav tau tshwj xeeb thiab cov qauv kev lag luam.

Puas yog HD450 Lub Teeb Meter haum rau siv sab nraum zoov?

Yog lawm, Extech HD450 Datalogging Light Meter yog tsim rau siv sab nraum zoov. Nws yog tsim los ntsuas lub teeb siv nyob rau hauv ob qho tib si sab hauv tsev thiab sab nraum zoov ib puag ncig, ua rau nws muaj ntau yam rau ntau yam kev siv, nrog rau kev ntsuam xyuas lub hnub ci ntuj, ua liaj ua teb teeb pom kev zoo, thiab yees duab sab nraum zoov.

Qhov ntsuas ntau npaum li cas ntawm HD450 Lub Teeb Meter?

Kev ntsuas ntau yam ntawm Extech HD450 Datalogging Lub Teeb Meter tuaj yeem sib txawv, thiab nws feem ntau teev nyob rau hauv lux lossis ko taw-tso tswm ciab. Qhov ntau yam txiav txim siab qhov tsawg kawg nkaus thiab siab tshaj plaws lub teeb uas lub meter tuaj yeem ntsuas tau raug. Xa mus rau cov khoom specifications rau cov ncauj lus kom ntxaws txog qhov ntsuas qhov ntau.

HD450 Lub Teeb Meter puas tuaj yeem ntsuas ntau hom teeb pom kev zoo?

Yog lawm, Extech HD450 Datalogging Light Meter feem ntau muaj peev xwm ntsuas ntau hom teeb pom kev zoo, suav nrog lub hnub ci ntuj, teeb pom kev zoo fluorescent, qhov muag teeb, thiab lwm yam khoom siv teeb pom kev zoo. Nws muab kev ntsuam xyuas dav dav ntawm lub teeb siv hauv ntau qhov chaw.

Puas yog HD450 Lub Teeb Meter muaj peev xwm sau cov ntaub ntawv?

Yog lawm, Extech HD450 Datalogging Light Meter yog nruab nrog cov ntaub ntawv kaw lus muaj peev xwm. Nws tso cai rau cov neeg siv nkag mus thiab khaws cov kev ntsuas lub sijhawm, muab cov ntaub ntawv ntawm qhov sib txawv ntawm lub teeb siv. Cov yam ntxwv no muaj txiaj ntsig zoo rau cov ntawv thov uas kev soj ntsuam tas li thiab kev tshuaj xyuas yog qhov tseem ceeb.

Dab tsi yog cov ntaub ntawv kaw lub peev xwm ntawm HD450 Lub Teeb Meter?

Cov ntaub ntawv logging peev xwm ntawm Extech HD450 Datalogging Light Meter nyob ntawm tus qauv tshwj xeeb thiab tsim. Nws feem ntau txhawb kev khaws cia ntawm qee tus lej ntawm cov ntaub ntawv cov ntsiab lus lossis kev nyeem ntawv. Xa mus rau cov khoom specifications rau cov ntaub ntawv nyob rau hauv cov ntaub ntawv logging peev xwm thiab muaj kev xaiv cia.

Puas yog HD450 Lub Teeb Meter siv los ntawm cov roj teeb?

Yog lawm, Extech HD450 Datalogging Light Meter feem ntau yog siv los ntawm cov roj teeb. Nws yog tsim los rau kev txav mus los, tso cai rau cov neeg siv los ntsuas hauv ntau qhov chaw yam tsis tas yuav muaj lub zog sab nraud. Xyuas cov khoom specifications rau cov ntaub ntawv hais txog lub roj teeb yuav tsum tau thiab lifespan.

Lub HD450 Lub Teeb Meter puas tuaj yeem ntsuas tau?

Yog lawm, Extech HD450 Datalogging Light Meter feem ntau tuaj yeem ntsuas tau. Calibration ua kom paub tseeb qhov tseeb ntawm lub ntsuas ntsuas lub sijhawm. Cov neeg siv yuav ua raws li cov chaw tsim khoom cov lus pom zoo rau cov txheej txheem calibration los yog sab laj nrog cov kev pabcuam calibration rau cov kev ntsuas kom meej.

Dab tsi yog qhov spectral teb ntawm HD450 Lub Teeb Meter?

Cov lus teb spectral ntawm Extech HD450 Datalogging Light Meter qhia qhov rhiab heev ntawm lub 'meter' rau txawv wavelengths ntawm lub teeb. Nws yog ib qho tseem ceeb rau kev ntsuas lub teeb kom meej nyob rau hauv qhov pom spectrum. Xa mus rau cov khoom specifications kom paub meej txog cov lus teb spectral ntawm lub 'meter'.

Lub HD450 Lub Teeb Meter puas tuaj yeem ntsuas lub teeb flicker?

Lub Extech HD450 Datalogging Light Meter tej zaum yuav los yog tsis muaj cov yam ntxwv tshwj xeeb rau ntsuas lub teeb flicker. Qee cov qauv ntawm lub teeb ntsuas tau nruab nrog cov haujlwm ntxiv los ntsuas lub teeb flicker, uas tuaj yeem yog qhov tseem ceeb hauv qee yam kev siv. Xyuas cov khoom specifications rau cov ntaub ntawv ntawm lub teeb flicker ntsuas peev xwm.

Puas yog HD450 Lub Teeb Meter haum rau kev yees duab?

Yog lawm, Extech HD450 Datalogging Light Meter yog tsim rau kev siv duab. Cov kws yees duab siv lub teeb ntsuas ntsuas kom paub meej qhov raug thiab teeb pom kev zoo. Lub 'meter' muab qhov tseeb ntawm kev siv lub teeb, pab cov kws yees duab ua tiav qhov chaw zoo rau lawv lub koob yees duab.

Puas yog HD450 Lub Teeb Meter muaj lub teeb tsa hauv?

Yog lawm, Extech HD450 Datalogging Light Meter feem ntau yog nruab nrog cov khoom siv hauv. Cov zaub qhia txog kev ntsuas lub sijhawm, cov ntaub ntawv teev cov ntaub ntawv, thiab lwm cov ntsiab lus tseem ceeb. Xyuas cov khoom specifications rau cov ntaub ntawv ntawm hom thiab nta ntawm lub built-in zaub.

Lub sij hawm teb ntawm HD450 Lub Teeb Meter yog dab tsi?

Lub sij hawm teb ntawm Extech HD450 Datalogging Light Meter yog hais txog lub sijhawm nws siv rau lub 'meter' los tso saib kev nyeem ntawv ruaj khov tom qab raug rau qhov kev hloov ntawm lub teeb siv. Lub sij hawm teb yog qhov tseem ceeb hauv kev ntsuas qhov tseeb, tshwj xeeb tshaj yog nyob rau hauv cov teeb pom kev zoo. Xyuas cov khoom specifications rau cov ntaub ntawv ntawm lub sij hawm teb.

Lub HD450 Lub Teeb Meter puas tuaj yeem siv rau kev ntsuas kev siv hluav taws xob?

Yog lawm, Extech HD450 Datalogging Light Meter tuaj yeem siv rau kev ntsuas hluav taws xob. Kev ntsuas lub teeb ci yog qhov tseem ceeb rau kev ntsuas lub teeb pom kev zoo 'kev siv zog thiab kev ua haujlwm. Lub 'meter' pab txhim kho teeb pom kev zoo rau lub hom phiaj txuag hluav taws xob hauv ntau qhov chaw.

DOWNLOAD PDF LINK: Extech HD450 Datalogging Lub Teeb Meter Cov Neeg Siv Khoom Qhia

Cov ntaub ntawv

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