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鉀離子電(dian)(dian)(dian)極(ji)(ji)(ji)可(ke)安裝最多4個電(dian)(dian)(dian)化學(xue)電(dian)(dian)(dian)極(ji)(ji)(ji)，分(fen)別是參比電(dian)(dian)(dian)極(ji)(ji)(ji)，pH測量電(dian)(dian)(dian)極(ji)(ji)(ji)，NH4+電(dian)(dian)(dian)極(ji)(ji)(ji)以(yi)及ORP或K+（二選一）電(dian)(dian)(dian)極(ji)(ji)(ji)。所(suo)有電(dian)(dian)(dian)極(ji)(ji)(ji)均支(zhi)持用戶(hu)現場更換，可(ke)通(tong)過NH4+、pH以(yi)及溫(wen)度(du)自動(dong)補償(chang)并計算出氨氮（NH4-N）數值。除此(ci)以(yi)外，蛙視傳(chuan)感(gan)(gan)還自主研發(fa)有ppm級(ji)光(guang)學(xue)溶解(jie)(jie)氧傳(chuan)感(gan)(gan)器、ppb級(ji)光(guang)學(xue)溶解(jie)(jie)氧傳(chuan)感(gan)(gan)器、高溫(wen)發(fa)酵專(zhuan)用溶解(jie)(jie)氧傳(chuan)感(gan)(gan)器、16mm耐壓型光(guang)學(xue)溶解(jie)(jie)氧傳(chuan)感(gan)(gan)器、四電(dian)(dian)(dian)極(ji)(ji)(ji)電(dian)(dian)(dian)導率傳(chuan)感(gan)(gan)器、光(guang)纖式濁度(du)傳(chuan)感(gan)(gan)器、光(guang)纖式葉綠素傳(chuan)感(gan)(gan)