Digital display acidity meter PHS-25

NegotiableUpdate on 05/23

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Overview

Digital display acidity meter PHS-25

Product Details

　PHS-25The acidity meter is a3 1/2Position LCD（LED）Digital display acidity meter (hereinafter referred to as the instrument). The instrument is suitable for industrial and mining enterprises, agricultural and pharmaceutical, environmental protection and other units, used for sampling and determining the acidity of aqueous solutions（pHValue and electrode potential measurement（mVValue).
2、 Technical performance of the instrument
　　1The instrument can be used continuously under the following environmental conditions:;
　　⑴Environmental temperature:040℃；
　　⑵Relative humidity:50-85%；
　　⑶Temperature of the tested solution:5-60℃；
　　⑷Power supply:220V±10%，50Hz±2%Equipped with a DC stabilized power supply;
　　⑸There is no significant vibration.
　　2Main technical parameters of the instrument
　　⑴ pHValue measurement range:0-14.00Ph；
　　⑵ mVValue measurement range:0-±1400mV(Automatic polarity display);
　　⑶ pHValue measurement accuracy:≤0.05pH；
　　⑷ mVValue measurement accuracy:≤0.5%(reading) ±1One word;
　　⑸Input impedance:≥5×10¹¹Ω
　　⑹Zero drift:≤0.03pH/3Hour;
　　⑺Solution temperature compensation range:0-60℃(Manual);