Portable gas sampling twj tso kua mis Kev qhia ua haujlwm
● Zaub: Loj npo dot matrix kua siv lead ua zaub
● Kev daws teeb meem: 128 * 64
● Lus: Lus Askiv thiab Suav
● Cov khoom siv plhaub: ABS
● Txoj hauv kev ua haujlwm: Diaphragm self-priming
● Flow: 500mL / min
● Siab: -60kPa
● Suab nrov: ＜32dB
● ua haujlwm voltage: 3.7V
● Roj teeb muaj peev xwm: 2500mAh Li roj teeb
● Stand-by lub sij hawm: 30hours (kom qhib lub twj tso kua mis)
● Them hluav taws xob: DC5V
● Lub Sijhawm Them Nqi: 3 ~ 5 teev
● Ua haujlwm kub: -10 ~ 50 ℃
● Ua haujlwm av noo: 10 ~ 95% RH (tsis-condensing)
● Dimension: 175 * 64 * 35 (mm) Excluded yeeb nkab loj, qhia hauv daim duab 1.
● Nyhav: 235g
Daim duab 1: Daim duab kos duab kos duab
Cov npe ntawm cov khoom lag luam muaj nyob hauv cov lus 1
Table 1: Standard list
| Cov khoom | Lub npe |
| 1 | Portable gas sampling twj tso kua mis |
| 2 | Kev qhia |
| 3 | Charger |
| 4 | Daim ntawv pov thawj |
Cov lus piav qhia
Cov kev qhia tshwj xeeb ntawm cov cuab yeej ntsuas tau pom hauv daim duab 2 thiab cov lus 2
Table 2. Yam tshwj xeeb
| Cov khoom | Lub npe |
Daim duab 2: Parts specification |
| 1 | Zaub screen | |
| 2 | USB them nyiaj interface | |
| 3 | Up khawm | |
| 4 | Lub hwj chim khawm | |
| 5 | Down khawm | |
| 6 | Cua qhov hluav taws xob | |
| 7 | Cua nkag |
Kev sib txuas lus piav qhia
Portable gas sampling twj tso kua mis yog siv ua ke nrog portable gas detector, siv hosepipe mus cuag cov sampling twj tso kua mis thiab calibrated npog ntawm gas detector ua ke.Daim duab 3 yog kev sib txuas schematic daim duab.
Daim duab 3: kev sib txuas schematic daim duab
Yog hais tias ib puag ncig yuav tsum tau ntsuas nyob deb, lub hosepipe tuaj yeem txuas ntawm lub luj tshib inlet ntawm lub twj tso kua mis.
Pib ua
Cov lus piav qhia khawm muaj nyob hauv kab lus 3
Table 3 khawm kev qhia ua haujlwm
| Khawm | Kev qhia ua haujlwm | Nco tseg |
| ▲ | Upturn, nqi+ | |
 | Ntev nias 3s pib Ntev nias 3s nkag mus rau zaub mov Nias luv kom paub meej tias kev ua haujlwm Ntev nias 8s ntsuas pib dua | |
| ▼ | Kev poob qis, tus nqi- |
● Ntev nias khawm 3s pib
● Plug charger, tsis siv neeg pib ntsuas
Tom qab pib, lub twj tso kua mis sampling tau qhib, thiab lub neej ntawd ntws tus nqi yog ib lub sij hawm dhau los.Raws li pom hauv daim duab 4:
Daim duab 4: Main screen
On/off twj tso kua mis
Hauv lub vijtsam tseem ceeb, nias lub pob luv, hloov lub twj tso kua mis raws li txoj cai, qhib / tawm twj tso kua mis.Daim duab 5 qhia txog lub twj tso kua mis tawm.
Daim duab 5: Pump off status
Kev qhia ntawm lub ntsiab zaub mov
Hauv qhov screen loj, nias ntevnkag mus rau lub ntsiab zaub mov qhia raws li daim duab 6, nias ▲ lossis ▼ xaiv muaj nuj nqi, niasnkag mus rau lub luag haujlwm.
Daim duab 6: Main menu
Menu Function Description:
Kev teeb tsa: teeb tsa lub sijhawm kaw lub twj tso kua mis raws sijhawm, teeb tsa lus (Suav thiab Askiv)
Calibrate: nkag mus rau calibration txheej txheem
Shut down: instrument shutdown
Rov qab: rov qab mus rau qhov screen loj
Kev teeb tsa
Kev teeb tsa ntawm cov ntawv qhia zaub mov tseem ceeb, nias nkag mus, teeb tsa cov ntawv qhia zaub mov raws li daim duab 7.
Cov ntawv qhia zaub mov Settings:
Sijhawm: lub sijhawm teem sijhawm kaw lub twj tso kua mis
Lus: Suav thiab Askiv xaiv
Rov qab: rov qab mus rau lub ntsiab zaub mov
Daim duab 7: Settings menu
Lub sijhawm
Xaiv lub sijhawm los ntawm cov ntawv qhia zaub mov thiab niaskhawm nkag.Yog tias lub sijhawm tsis teem sijhawm, nws yuav tshwm sim raws li pom hauv daim duab 8:
Daim duab 8: Timer off
Nias ▲ khawm qhib timer, thawb ▲ khawm dua, kom lub sij hawm nce 10 feeb, thiab nias ▼ khawm kom txo lub sij hawm los ntawm 10 feeb.
Daim duab 9: Timer on
Xovxwmkhawm kom paub meej, yuav rov qab mus rau lub vijtsam tseem ceeb, lub vijtsam tseem ceeb tau qhia hauv daim duab 10, lub vijtsam tseem ceeb qhia lub sijhawm tus chij, qhia lub sijhawm ntxiv ntawm cov hauv qab no.
Daim duab 10: Lub vijtsam tseem ceeb ntawm kev teeb tsa timer
Thaum lub sijhawm dhau mus, cia li kaw lub twj tso kua mis.
Yog tias koj xav tau tshem tawm lub sijhawm ua haujlwm, mus rau lub sijhawm ua zaub mov, thiab nias ▼ khawm kom teem sijhawm li 00:00:00 txhawm rau tshem tawm lub sijhawm.
Lus
Nkag mus rau cov ntawv qhia zaub mov, raws li pom hauv daim duab 11:
Xaiv hom lus koj xav tso saib thiab nias kom paub meej.
Daim duab 11: Kev teeb tsa lus
Piv txwv li, yog tias koj xav hloov lus rau Suav: xaiv Suav thiab niaskom paub meej, qhov screen yuav tshwm nyob rau hauv Suav.
Calibrate
Calibration yuav tsum tau siv ib tug flow meter.Thov txuas lub ntsuas dej ntws mus rau cov cua nkag ntawm lub twj tso kua mis ua ntej.Daim duab kev sib txuas yog qhia hauv daim duab.12. Tom qab kev sib txuas ua tiav, ua cov haujlwm hauv qab no rau kev ntsuas ntsuas.
Daim duab 12: Calibration txuas daim duab
Xaiv calibration hauv cov ntawv qhia zaub mov tseem ceeb thiab nias lub pob kom nkag mus rau cov txheej txheem calibration.Calibration yog ob lub ntsiab lus calibration, thawj point yog 500mL / min, thiab qhov thib ob point yog 200mL / min.
Thawj taw tes 500mL / min calibration
Nias ▲ lossis ▼ khawm, hloov lub voj voog lub luag haujlwm ntawm lub twj tso kua mis, kho cov ntsuas ntws los qhia qhov ntws ntawm 500mL / min.Raws li pom hauv daim duab 13:
Daim duab 13: Flow adjustment
Tom qab kev hloov kho, niaskhawm kom tso saib qhov screen cia li pom hauv daim duab.14. Xaiv yog, niaskhawm kom txuag tau qhov chaw.Yog tias koj tsis xav txuag cov chaw, xaiv tsis yog, niaskom tawm calibration.
Figure 14: Storage screen
Qhov thib ob taw tes 200mL / min calibration
Tom qab ntawd nkag mus rau lub ntsiab lus thib ob ntawm 200mL / min calibration, nias ▲ lossis ▼ khawm, kho cov ntsuas ntws los qhia qhov ntws ntawm 200mL / min, raws li qhia hauv daim duab 15:
Daim duab 15: Flow adjustment
Tom qab kev hloov kho, niaskhawm kom tso saib qhov screen cia li pom hauv daim duab 16. Xaiv yog, thiab niaskhawm kom txuag tau qhov chaw.
Figure 16: Storage screen
Lub vijtsam calibration tiav yog pom hauv daim duab 17 thiab rov qab mus rau qhov screen loj.
Tua tawm
Mus rau cov ntawv qhia zaub mov tseem ceeb, nias ▼ khawm kom xaiv tua, ces nias lub pob kom tua.
Daim duab 17: Calibration tiav screen
1. Tsis txhob siv nyob rau hauv ib puag ncig nrog cov av noo siab
2. Tsis txhob siv nyob rau hauv ib puag ncig nrog cov plua plav loj
3. Yog tias tsis siv lub twj tso kua mis ntev, thov them ib zaug txhua 1 mus rau 2 lub hlis.
4. Yog tias lub roj teeb raug tshem tawm thiab rov ua dua, lub cuab yeej yuav tsis qhib los ntawm niaskhawm.Tsuas yog los ntawm kev ntsaws rau hauv lub charger thiab qhib nws, lub ntsuas yuav qhib ib txwm.
5. Yog tias lub tshuab tsis tuaj yeem pib lossis poob, lub cuab yeej yuav rov pib dua los ntawm kev nias ntev ntevkhawm rau 8 vib nas this.
Cov khoom lag luam ntsig txog
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