PXD-3 nau'in dijital ion kai tsaye karatu ma'auni ne na biyu ma'auni da ake amfani da shi tare da ion zaɓi lantarki, shi ba kawai yana da auna lantarki damar, pX darajar (m lambar ion aiki logarithm) aiki, har ma da cewa zai iya kai tsaye nuna ion ma'auni (molar ma'auni, daidai ma'auni, kashi ma'auni, da dai sauransu), kayan aiki kuma za a iya amfani da su a matsayin daidaitaccen acid ma'auni.

Fasaha nuna alama:
* Ma'auni kewayon: 0.1mV fayil: ± 350.0mV
MV fayil: ± 1800mV
fayil na pX: ± 14.00 pX
C file: kai tsaye karatu mayar da hankali
* Ma'auni daidaito: mV: 0.1% F · S ± 1 kalma
pX: 0.01pX ± 1 kalma
C: 0.2% F · S ± 1 Kalma
* Shigar da juriya: ≥1 × 10¹²Ω
* zafin jiki diyya: 0 ~ 50 ℃
* Nuni: 4-bit rabin LED
* Gidan girma: 300 × 275 × 120 (mm)
* Nauyi: 2 kg
* ikon amfani: <30 W

Sharuɗɗan amfani:
* yanayin zafin jiki: 0 ℃ ~ 40 ℃
* dangi zafi: <80%
* Wutar lantarki: AC220V ± 22V 50Hz ± 0.5Hz
* Babu girgizawa mai mahimmanci
* Babu ƙarfin magnetic filin

Kayan aiki za a iya amfani da shi tare da daban-daban na ion zaɓi lantarki, kwatancen lantarki, magnetic mixer, universal lantarki rack da sauransu da aka samar da kamfanin.