PHS-1701 nqa tau yooj yimLub ntsuas pHyog ib qho kev tso saib digitalLub ntsuas PHnrog LCD zaub, uas tuaj yeem tso saib cov ntaub ntawv digitalPHthiab qhov kub thiab txias tib lub sijhawm. Cov cuab yeej siv rau cov chaw kuaj mob hauv cov tsev kawm qib siab, cov koom haum tshawb fawb, kev saib xyuas ib puag ncig, kev lag luam thiab kev tsuas thiab lwm lub chaw haujlwm lossis kev kuaj hauv thaj chaw los txiav txim siab cov kua dejPHtus nqi thiab tus nqi peev xwm (mV). Nruab nrog ORP electrode, nws tuaj yeem ntsuas tus nqi ORP (oxidation-reduction potential) ntawm cov tshuaj; nruab nrog ion specific electrode, nws tuaj yeem ntsuas tus nqi electrode potential ntawm electrode.
Cov Ntawv Qhia Txog Kev Siv Tshuab
| Kev ntsuas ntau yam | pH | 0.00…14.00 |
| mV | -1999…1999 | |
| Kub | -5℃---105℃ | |
| Kev daws teeb meem | pH | 0.01pH |
| mV | 1mV | |
| Kub | 0.1 ℃ | |
| Kev ntsuas qhov yuam kev ntawm lub tshuab hluav taws xob | pH | ±0.01pH |
| mV | ±1mV | |
| Kub | ±0.3℃ | |
| Kev ntsuas pH | 1 taw tes, 2 taw tes, lossis 3 taw tes | |
| Isoelectric point | pH 7.00 | |
| Kev daws teeb meem tsis txaus | 8 pawg | |
| Kev muab hluav taws xob | DC6V/20mA ; 4 x AA/LR6 1.5 V lossis NiMH 1.2 V thiab them tau | |
| Loj/Qhov Hnyav | 230 × 100 × 35 (hli) / 0.4kg | |
| Zaub | LCD | |
| Cov tswv yim pH | BNC, tiv taus > 10e + 12Ω | |
| Cov ntaub ntawv nkag kub | RCA (Cinch), NTC30kΩ | |
| Kev khaws cov ntaub ntawv | Cov ntaub ntawv calibration; 198 pawg ntsuas cov ntaub ntawv (99 pawg rau pH, mV txhua) | |
| Kev ua haujlwm mob | Kub | 5...40℃ |
| Cov av noo sib piv | 5% ... 80% (tsis muaj condensate) | |
| Qib kev teeb tsa | Ⅱ | |
| Qib ua qias tuaj | 2 | |
| Qhov siab | <=2000m | |
pH yog dab tsi?
PH yog qhov ntsuas ntawm cov hydrogen ion ua haujlwm hauv cov kua. Dej ntshiab uas muaj qhov sib npaug ntawm cov hydrogen ions zoo (H +) thiab
tsis zoohydroxide ions (OH-) muaj pH nruab nrab.
● Cov kua uas muaj cov hydrogen ions (H+) ntau dua li dej ntshiab yog cov kua qaub thiab muaj pH tsawg dua 7.
● Cov kua uas muaj cov hydroxide ions (OH -) ntau dua li dej yog cov basic (alkaline) thiab muaj pH ntau dua 7.
Vim li cas ho saib xyuas pH ntawm dej?
















