Qhov kub thiab txias yog ib qho ntawm cov txheej txheem tseem ceeb tshaj plaws hauv kev tsim khoom. Hauv kev lag luam xws li petrochemicals, tsim hluav taws xob, khoom noj khoom haus thiab dej haus, biopharmaceuticals, metallurgy, machinery manufacturing, zog tshiab, thiab kev tiv thaiv ib puag ncig, txheej txheem kub cuam tshuam ncaj qha rau cov khoom siv ua haujlwm, cov khoom zoo, thiab kev ruaj ntseg ntau lawm. Txhawm rau hloov qhov kub thiab txias rau hauv cov qauv teeb liab uas tuaj yeem lees paub thiab ua tiav los ntawm kev tswj hwm, cov khoom siv hluav taws xob kub tau dav siv hauv kev lag luam automation thiab cov txheej txheem ntsuas.
Lub tshuab xa hluav taws xob kub ua ntau dua li qhov tsuas yog "tso qhov ntsuas kub." Nws feem ntau muaj qhov kub thiab txias sensor, teeb liab txias Circuit Court, analog-to-digital conversion module, kub them nyiaj ua haujlwm, thiab cov zis module. Nws hloov cov teeb liab kub ntawm RTDs lossis thermocouples rau hauv cov qauv kev lag luam xws li 4-20 mA, 1-5 V DC, HART, thiab RS485 / Modbus, thiab tom qab ntawd xa mus rau PLC, DCS, SCADA, lossis lwm yam kev tswj hwm. Yog li ntawd, xaiv ib tug kub transmitter muaj ntau yam, xws li sensor hom, ntsuas ntau yam, raug, txheej txheem kev twb kev txuas, thermowell khoom, tso zis teeb liab, thiab installation txoj kev.
1. Dab tsi yog Qhov Kub Kub Transmitter?
Lub tshuab xa hluav taws xob kub yog ib qho cuab yeej siv los ntsuas cov txheej txheem kub thiab hloov cov teeb liab kub rau hauv cov qauv hluav taws xob lossis cov teeb liab sib txuas lus. Nws feem ntau yog siv ua ke nrog kub sensors xws li RTDs thiab thermocouples. Lub transmitter tau txais, amplifies, linearizes, thiab them nyiaj rau qhov tsis muaj zog tiv thaiv los yog cov teeb liab thermoelectric tsim los ntawm lub sensor, thiab tom qab ntawd hloov lawv mus rau hauv cov qauv tso zis teeb liab sib xws rau qhov ntsuas kub.
Kev siv 4-20 mA kub transmitter ua piv txwv, thaum ntsuas qhov ntsuas tau teeb tsa los ntawm 0 txog 100 degree, 0℃theoretically sib raug rau 4 mA, thaum 100℃sib haum rau 20 mA. Qhov kub thiab txias ntawm ob lub ntsiab lus no tau hloov pauv mus rau cov txiaj ntsig tam sim no raws li kev teeb tsa kev sib raug zoo. Rau qhov kev tswj hwm, lub teeb liab tau txais tsis yog thawj qhov kev tiv thaiv lossis millivolt teeb liab los ntawm lub sensor, tab sis lub teeb liab txheem ua tiav los ntawm qhov kub thiab txias transmitter. Qhov no txhim kho cov teeb liab kis tau tus mob ntev thiab txhim khu kev sib raug zoo nrog kev tswj hwm kev lag luam.
Los ntawm cov qauv kev xav, qhov kub thiab txias transmitter feem ntau suav nrog lub sensor input interface, teeb liab txias Circuit Court, microprocessor, A / D thiab D / A hloov dua siab tshiab modules, fais fab mov module, thiab tso zis kev sib txuas lus modules. Niaj hnub ntsekub transmitterskuj tseem tuaj yeem muab cov haujlwm xws li kev teeb tsa sensor, kev hloov pauv ntau, kev kho xoom-point, kev kuaj mob, thiab kev them nyiaj kub los ntawm software.
Nyob rau hauv ib qho kev lag luam automation system, qhov kub thiab txias transmitter yog qhov tseem ceeb ua lub teeb liab hloov dua siab tshiab thiab cov ntaub ntawv sib cuam tshuam ntawm qhov ntsuas kub ntawm qhov ntsuas kub thiab kev tswj qhov system.
2. Yuav tsum xaiv qhov Core Temperature Sensor?
Lub hauv paus ntsuas qhov ntsuas kub ntawm qhov ntsuas kub yog feem ntau yog RTD lossis thermocouple. Yog li, kev xaiv sensor ncaj qha cuam tshuam rau kev ntsuas qhov tseeb, kev ruaj ntseg, thiab kev thov kom haum. Thaum xaiv engineering, nws tsis tsim nyog ua raws li txoj cai uas "thermocouples yog rau qhov kub thiab txias thiab RTDs yog rau qhov kub thiab txias." Xwb, engineers yuav tsum xav txog qhov ntsuas ntau, txheej txheem nruab nrab, qhov yuav tsum tau muaj tseeb, lub sijhawm teb, ib puag ncig kev teeb tsa, thiab tag nrho cov cuab yeej ntsuas.
RTDs feem ntau siv cov kev sib raug zoo ntawm cov hluav taws xob tsis kam ntawm cov hlau thiab kub. Ntawm lawv, Pt100 thiab Pt1000 yog hom siv ntau tshaj plaws. RTDs feem ntau muab kev ntsuas qhov tseeb thiab kev ruaj ntseg mus sij hawm ntev thiab tshwj xeeb tshaj yog haum rau nruab nrab- thiab qis-kub daim ntaub ntawv uas yuav tsum tau ntsuas qhov tseeb. Cov ntawv thov muaj xws li cov tso tsheb hlau luam, cov khoom siv hluav taws xob, cov kav dej, cov reactors, thiab cov khoom siv ua zaub mov thiab tshuaj.
Thermocouples siv cov nyhuv thermoelectric tsim los ntawm ob qhov sib txawv conductors los ntsuas qhov kub thiab txias. Lawv muab qhov kub thiab txias ntau, cov lus teb ceev ceev, thiab kev tsim kho yooj yim. Rau cov ntawv thov kub xws li cov tshuab ua kom sov, cov khoom siv kho cua sov, boilers, thiab kilns, thermocouples feem ntau yog qhov kev xaiv tsim nyog.
Lub sensor's mechanical structure yuav tsum tau txiav txim siab. Txawm hais tias siv tib hom sensor, qhov sib txawv ntawm qhov ntev ntawm lub thermowell, qhov tob tob, thiab kev siv lub ntsiab lus tuaj yeem cuam tshuam rau qhov ntsuas qhov tseeb. Yog li ntawd, xaiv qhov kub thiab txias transmitter yuav tsum tsis txhob tsom tsuas yog seb puas yuav siv PT100 lossis thermocouple. Kev tsim kho sensor, txoj kev teeb tsa, thiab cov txheej txheem yuav tsum tau soj ntsuam.
3. Qhov txawv ntawm PT100 thiab PT1000 yog dab tsi?
Ob leeg PT100 thiab PT1000 yog platinum RTDs. Cov lej "100" thiab "1000" xa mus rau lawv qhov kev tiv thaiv nominal ntawm 0℃. PT100 muaj qhov nominal tsis kam ntawm 100 Ω ntawm 0 degree, thaum lub PT1000 muaj qhov nominal tsis kam ntawm 1000 Ω ntawm 0 degree. Ob lub sensors siv tib lub hauv paus ntsuas kev ntsuas: qhov hluav taws xob tsis kam ntawm platinum hloov tau kwv yees nrog qhov kub thiab txias.
Qhov sib txawv tshaj plaws yog lawv cov nqi tiv thaiv. Vim tias lub hauv paus tsis kam ntawm PT1000 yog siab dua, nws qhov kev hloov pauv rau qhov kev hloov pauv kub kuj tseem ntau dua. Hauv kev ntsuas kub ntawm qhov ntev, qhov kev tiv thaiv ntawm cov xov hlau sib txuas tuaj yeem ua kom paub ntsuas qhov yuam kev. Txij li qhov tsis kam ntawm PT1000 yog qhov siab dua li ntawm PT100, qhov txheeb ze ntawm cov hlau lead-hlau tsis kam yog feem ntau qis dua. Raws li qhov tshwm sim, PT1000 sensors tuaj yeem muab qhov zoo hauv qee qhov kev siv txuas mus ntev.
Rau peb-xaim RTD configuration, qhov kub thiab txias transmitter tuaj yeem them rau qhov tsis kam ntawm cov xov hlau sib txuas, yog li txo qhov cuam tshuam ntawm cov hlau lead tsis kam ntawm kev ntsuas qhov tseeb. Kev teeb tsa plaub-xaim tuaj yeem muab qhov ntsuas qhov tseeb dua, txawm hais tias nws yuav tsum tau txuas ntxiv thiab tuaj yeem ua rau tus nqi ntau dua.
Yog li ntawd, tsis muaj lus teb kiag li seb PT100 lossis PT1000 yog "zoo dua." Yog hais tias lub chaw twb siv PT100 sensors thiab qhov kev ncua deb ntawm lub cable yog luv luv nrog cov kev cai nruab nrab, feem ntau tsis tas yuav hloov mus rau PT1000 tsuas yog vim nws qhov kev tiv thaiv siab dua. Rau kev sib kis mus ntev lossis kev siv qhov twg txo qis kev cuam tshuam ntawm cov hlau lead kuj tseem ceeb, PT1000 yuav yog qhov kev xaiv zoo dua.
Nyob rau hauv txhua rooj plaub, lub compatibility ntawm cov xaiv sensor thiab input specification ntawm kub transmitter yuav tsum tau paub tseeb tias.
4. Qhov txawv ntawm Thermocouple thiab RTDs yog dab tsi?
Txawm hais tias RTDs thiab thermocouples yog ob qho tib si dav siv rau kev ntsuas kub, lawv ua haujlwm raws li cov qauv sib txawv. RTDs txiav txim siab qhov kub thiab txias los ntawm kev ntsuas qhov hloov pauv ntawm cov hluav taws xob tiv thaiv, thaum cov thermocouples txiav txim siab qhov kub thiab txias raws li qhov ntsuas hluav taws xob hluav taws xob uas tsim los ntawm ob yam khoom siv hluav taws xob sib txawv.
Nyob rau hauv cov nqe lus ntawm kev ntsuas qhov tseeb, RTDs zoo feem ntau muab qhov tseeb thiab ruaj khov nyob rau hauv lawv qhov kub thiab txias ntau yam. Lawv yog li tsim nyog rau cov ntawv thov uas yuav tsum tau ntsuas qhov ntsuas kub zoo. Thermocouples, ntawm qhov tod tes, yog qhov tshwj xeeb tshaj yog vim lawv qhov kev ntsuas dav dav, cov lus teb ceev ceev, thiab muaj peev xwm ua haujlwm hauv qhov chaw kub kub.
Hais txog cov yam ntxwv ntawm cov teeb liab, RTD ua rau muaj kev hloov pauv hauv qhov tsis kam ntawm qhov hluav taws xob ncaj qha, yog li qhov ntsuas hluav taws xob feem ntau xav tau qhov kev xav tau tam sim no. Lub thermocouple tsim ib millivolt-theem thermoelectric voltage. Vim tias cov teeb liab no me me, qhov ntsuas qhov ntsuas kub yuav tsum tau ua tib zoo saib xyuas qhov txias-kuj them nyiaj, teeb liab txias, thiab tswj suab nrov.
Hais txog kev siv, RTDs xws li PT100 thiab PT1000 feem ntau yog siv rau hauv cov tso tsheb hlau luam, cov kav dej, cov khoom siv hluav taws xob, cov tshuab compressors, twj tso kua mis, reactors, thiab lwm yam txheej txheem nruab nrab thiab qis. Thermocouples xws li Hom K, Hom J, Hom E, Hom T, Hom S, Hom R, thiab Hom B yog dav siv hauv kev lag luam furnaces, kilns, cov khoom siv kho cua sov, boilers, thiab lwm yam txheej txheem kub.
Yog li ntawd, engineers yuav tsum xaiv lub sensor raws li qhov tseeb txheej txheem kub ntau, qhov yuav tsum tau muaj tseeb, lub sij hawm teb, thiab kev khiav hauj lwm ib puag ncig es tsis txhob xaiv ib tug sensor raws li hom khoom.
5. Yuav tsum xaiv qhov tso zis tawm li cas?
Lub teeb liab tso zis ntawm lub ntsuas kub ntsuas ncaj qha txiav txim siab seb nws puas tuaj yeem sib txuas lus zoo nrog PLC, DCS, cov ntaub ntawv tau txais, lossis lwm yam khoom siv tswj. Cov zis ntau tshaj plaws hauv kev lag luam yog 4-20 mA analog teeb liab. Lwm cov kev xaiv suav nrog 4-20 mA + HART, RS485 / Modbus, thiab ntau yam kev sib txuas lus digital.
Lub teeb liab 4-20 mA tau dhau los ua ib qho ntawm cov qauv siv dav tshaj plaws vim nws muab kev tiv thaiv zoo rau kev cuam tshuam hluav taws xob thiab tsim nyog rau kev sib kis mus ntev. Piv nrog rau kev xa ncaj qha mus rau millivolt-theem voltage generated los ntawm ib tug thermocouple los yog lub teeb liab tsis kam los ntawm ib tug RTD, 4-20 mA muab zoo compatibility nrog complex industrial puag ncig.
Kev siv 4 mA raws li qhov ntsuas qis qis kuj tseem muab qhov sib txawv ntawm qhov muaj txiaj ntsig zoo los ntawm xoom-tam sim no. Yog tias cov kab teeb liab raug txiav tawm, lub kaw lus tswj tau tuaj yeem txheeb xyuas qhov txawv txav tam sim no thiab txiav txim siab tias qhov txhaum yuav tshwm sim.
Yog hais tias daim ntawv thov yuav tsum tsis tsuas yog kub kis tau tus mob tab sis kuj ntsuas configuration, ntau yam kev hloov, kev kuaj mob, los yog kev nkag tau mus rau lwm yam ntaus ntawv tsis, ib tug 4-20 mA + HART kub transmitter yuav raug txiav txim. HART ntxiv cov kev sib txuas lus digital nyob rau sab saum toj ntawm cov pa 4-20 mA analog teeb liab, ua kom muaj kev sib txuas lus ntau dua thiab kev kuaj mob.
Rau cov chaw tsim khoom ntse, cov khoom siv sib txuas, thiab cov ntaub ntawv tau txais cov ntaub ntawv digital, RS485 / Modbus tuaj yeem txiav txim siab thaum PLC lossis cov khoom tau txais cov ntaub ntawv txhawb nqa cov txheej txheem sib xws. Kev sib txuas lus digital tuaj yeem xa cov ntaub ntawv kub ncaj qha rau hauv daim ntawv digital, ua ke nrog qee yam khoom siv thiab cov ntaub ntawv kuaj mob, ua rau nws tsim nyog rau qee qhov kev siv ntau cov ntaub ntawv tau txais.
Yog li ntawd, tso zis teeb liab xaiv yuav tsum tsis txhob ua raws li lub transmitter xwb. Kev tswj hwm qhov kev tawm tswv yim module, kev sib txuas lus raws tu qauv, kev sib kis nrug deb, thiab tag nrho cov qauv hauv network yuav tsum tau muab coj los xav.
6. Cov khoom siv Thermowell muaj dab tsi?
Kub sensors feem ntau xav tau ib lub thermowell lossis cov raj tiv thaiv kom cais tawm thiab tiv thaiv cov khoom siv los ntawm cov txheej txheem nruab nrab. Lub thermowell tsis tsuas yog muab kev tiv thaiv txhua yam tab sis tseem cuam tshuam ncaj qha rau lub neej kev pabcuam thiab kev ntsuas kev ntseeg tau ntawm qhov ntsuas kub. Hauv kev siv tshuaj lom neeg, roj av, tshuaj, thiab kev lag luam kub kub, kev xaiv cov khoom siv thermowell yog qhov tseem ceeb tshwj xeeb.
Cov khoom siv thermowell feem ntau suav nrog 304 stainless hlau, 316L stainless hlau, thiab ntau yam tshwj xeeb alloys . 304 stainless hlau muab kev ua tau zoo tag nrho thiab tsim nyog rau kev lag luam ib puag ncig. 316L stainless hlau muaj kev tiv thaiv corrosion zoo dua thiab tshwj xeeb tshaj yog tsim rau cov ntawv thov uas muaj cov tshuaj chloride ions, qee yam tshuaj lom neeg, thiab cov khoom noj los yog cov txheej txheem tshuaj siv ntau dua.
Rau qhov kub thiab txias, siab-siab, los yog corrosive media, zoo tib yam stainless hlau tej zaum yuav tsis muaj kev ua tau zoo txaus. Nyob rau hauv tas li ntawd, cov khoom yuav tsum tau xaiv raws li qhov muaj pes tsawg leeg ntawm cov txheej txheem nruab nrab, kev khiav hauj lwm kub, siab, thiab corrosivity. Nyob ntawm daim ntawv thov, cov alloys tshwj xeeb xws li Hastelloy lossis nickel-based alloys yuav raug txiav txim siab.
Lub zog siv tshuab yog lwm qhov tseem ceeb thaum xaiv lub thermowell. Thaum lub ntsuas kub ntsuas tau muab tso ncaj qha rau hauv cov kav dej siab tshaj plaws, lub thermowell yuav raug rau cov kua dej, kev co, thiab kev ntxhov siab. Yog li ntawd, ntxiv rau corrosion kuj, engineers yuav tsum xav txog lub thermowell sab nraud txoj kab uas hla, phab ntsa thickness, insertion ntev, thiab tsis kam mus ntws-induced vibration.
7. Dab tsi yog Txoj Kev Txhim Kho rau Kev Kub Ntxhov Transmitters?
Txoj kev teeb tsa ntawm lub tshuab xa hluav taws xob kub yuav tsum feem ntau xaiv raws li cov khoom siv, cov txheej txheem kav dej, kev saib xyuas cov cai, thiab kev ua haujlwm ib puag ncig. Cov txheej txheem kev teeb tsa feem ntau suav nrog kev sib koom ua ke, chaw taws teeb lossis kev sib cais, kev teeb tsa threaded, flanged installation, thiab clamp installation.
Ib qho tseem ceeb kub transmitter sib txuas cov ntsuas kub, thermowell, thiab transmitter rau hauv ib qho kev sib dhos. Nws muab cov qauv compact thiab ua kom yooj yim rau kev teeb tsa, ua kom haum rau cov kav dej dav dav, khoom siv, thiab cov tso tsheb hlau luam. Rau cov ntawv thov uas txwv qhov chaw teeb tsa, ib qho kev teeb tsa tseem ceeb tuaj yeem txo cov kab hluav taws xob thiab kev teeb tsa ua haujlwm.
Threaded installation yog ib txoj hauv kev siv ntau tshaj plaws hauv cov ntawv thov kev lag luam. Cov xov xov tshwj xeeb yuav suav nrog M20 × 1.5, G1/2, thiab NPT1/2. Qhov tseeb xov tshwj xeeb yuav tsum raug xaiv raws li cov txheej txheem kev sib txuas ntawm cov khoom siv lossis cov kav dej. Threaded kev sib txuas yog qhov yooj yim thiab yog dav siv rau kev ntsuas qhov kub thiab txias.
Flanged installation yog tsim nyog rau kev siv high-pressure, loj-inch pipelines, thiab cov txheej txheem uas yuav tsum tau tshem tawm thiab tu. Cov qauv flange sib txawv thiab kev ntsuas siab tuaj yeem xaiv raws li cov txheej txheem kev sib txuas thiab kev ua haujlwm.
Hauv cov khoom noj thiab dej haus thiab cov txheej txheem biopharmaceutical, kev sib txuas ntawm kev huv huv yog feem ntau siv. Lawv cov qauv ua rau kev txhim kho, disassembly, tu, thiab tu yooj yim dua thiab tuaj yeem pab txo qhov chaw uas cov txheej txheem residues los yog kev sib kis tuaj yeem sib sau.
Qhov chaw teeb tsa tseem ceeb sib npaug. Lub ntsuas kub ntsuas yuav tsum tau nruab qhov twg nws tuaj yeem ua raws qhov ntsuas kub ntawm cov txheej txheem nruab nrab. Cov chaw xws li cov chaw nyob ruaj khov, cov ceg tuag, lossis cov cheeb tsam cuam tshuam ncaj qha los ntawm cov cua sov sab nraud yuav tsum tau zam.
Rau qhov ntsuas kub ntawm cov kav dej, qhov tob tob tob yuav tsum tau muab kom lub ntsuas qhov ntsuas tau txaus rau cov txheej txheem nruab nrab. Txwv tsis pub, txawm tias qhov ntsuas kub tau raug siab heev tuaj yeem tsim qhov ntsuas qhov tsis raug vim yog kev teeb tsa tsis raug.
8. Kev xaiv qhov kub thiab txias Transmitter yuam kev uas cov engineers feem ntau ua
Ib qho teeb meem tshwm sim hauv kev xaiv qhov kub thiab txias tsis yog xaiv ntawm PT100 thiab cov thermocouple tsis raug, tab sis tsom rau qhov ntsuas ntau thiab qhov tseeb thaum saib xyuas cov txheej txheem tiag tiag.
Piv txwv li, yog hais tias tus txheej txheem nruab nrab kub yog 200 degree, ib tug engineer yuav xav tias ib tug kub transmitter nrog ib tug 0-300℃ntsuas ntau txaus. Txawm li cas los xij, hom sensor, ntsuas qhov ntsuas kub ntawm qhov ntsuas kub, cov txheej txheem siab, ntws nrawm, corrosivity, thiab cov qauv teeb tsa yuav tsum raug ntsuas.
Lwm qhov kev xav tsis zoo yog tias "qhov tseeb dua yog ib txwm zoo dua." Qhov tseeb, tag nrho qhov tseeb ntawm qhov ntsuas qhov ntsuas kub tsis yog nyob ntawm qhov ntsuas kub ntawm qhov ntsuas kub. Nws tseem cuam tshuam los ntawm chav kawm qhov tseeb ntawm qhov ntsuas, kev teeb tsa kev teeb tsa, kev teeb tsa, kev tsim thermowell, thiab qhov chaw ua haujlwm ib puag ncig.
Yog tias lub sensor nws tus kheej tsis muab qhov tseeb txaus, xaiv qhov ntsuas kub ntawm qhov ntsuas kub tsis tuaj yeem txhim kho qhov tseeb ntawm tag nrho cov ntsuas ntsuas.
Lwm qhov feem ntau tsis pom zoo yog lub sijhawm teb. Hauv cov txheej txheem uas muaj cua kub ceev, cua txias, lossis tswj qhov kub thiab txias, lub thermowell uas tuab dhau los yog lub sensor nrog lub sij hawm teb ntev tuaj yeem ua rau qhov ntsuas kub tau poob qis tom qab qhov txheej txheem kub.
Nyob rau hauv cov ntaub ntawv no, lub transmitter tseem yuav muab qhov tseeb ntsuas ntawm sensor kub, tab sis lub teeb liab tej zaum yuav tsis muaj kev cuam tshuam cov txheej txheem ntawm lub sij hawm tiag tiag cov txheej txheem sai txaus rau kev tswj kom zoo.
Kev cuam tshuam hluav taws xob kuj yuav tsum tau muab rau hauv kev txiav txim siab. Thermocouple signals feem ntau me me heev. Yog tias qhov chaw teeb tsa muaj cov tsav tsheb sib txawv, lub cev muaj zog, cov cuab yeej siv hluav taws xob, lossis cov hluav taws xob hluav taws xob siab, cov teeb liab tsis raug, thaiv thaiv, lossis hauv av tuaj yeem ua rau kub kub hloov pauv.
Yog li ntawd, nyob rau hauv txoj kev lag luam ib puag ncig, xa cov ntaub ntawv raw cov teeb liab nyob rau hauv qhov kev ncua deb feem ntau tsis yog qhov kev daws teeb meem. Hloov chaw, cov teeb liab hloov dua siab tshiab yuav tsum tau ua kom ze rau lub sensor raws li qhov ua tau, thiab cov teeb liab txheem xws li 4-20 mA tuaj yeem xa mus rau qhov kev tswj hwm.
Lwm qhov yuam kev yog xaiv lub transmitter yam tsis tau kuaj xyuas qhov ntsuas kub kom tiav. Qhov ntsuas kub ua tiav yuav suav nrog lub ntsuas ntsuas, ntsuas kub, ntsuas lub ntsuas hluav taws xob, cov txheej txheem kev sib txuas, teeb liab cable, thiab kev tswj hwm qhov system input module. Kev xaiv tsis raug ntawm ib qho ntawm cov ntsiab lus no tuaj yeem cuam tshuam qhov kev ntsuas zaum kawg.
Yog li ntawd, thaum xaiv qhov kub thiab txias transmitter, nws raug nquahu kom ntsuas cov ntawv thov hauv qab no:
Cov txheej txheem nruab nrab → Kub → Siab → Sensor → Thermowell → Txheej txheem kev sib txuas → Cov teeb liab tso tawm → Kev teeb tsa → Tswj qhov system
Zuag qhia tag nrho, txawm hais tias qhov ntsuas kub yog ib qho cuab yeej siv hauv kev lag luam automation, nws cov kev xaiv muaj ntau yam kev qhuab qhia, nrog rau kev ntsuas thermal, cov khoom siv engineering, kev tsim kho tshuab, hluav taws xob teeb liab ua, thiab kev siv cov txheej txheem.
Kev xaiv qhov ntsuas kub uas tsim nyog tiag tiag tsis yog qhov teeb meem ntawm kev txiav txim siab ntsuas qhov ntau. Xwb, lub sensor, thermowell, transmitter, installation qauv, thiab tswj system yuav tsum tau ua kom zoo sib xws raws li kev ntsuas tag nrho.
Tsuas yog los ntawm kev txiav txim siab txog cov txheej txheem tiag tiag tuaj yeem ua tiav qhov kev sib npaug ntawm qhov ntsuas qhov tseeb, ruaj khov, lub sijhawm teb, kev pabcuam lub neej, thiab tus nqi kho.
