YSI ProDSS – handheld/portable
YSI ProDSS (digital sampling system) is a handheld multiparameter meter that
provides extreme flexibility for the measurement of a variety of combinations
for dissolved oxygen, turbidity, conductivity, specific conductance, salinity,
resistivity, total dissolved solids (TDS), pH, ORP, pH/ORP combination,
ammonium (ammonia), nitrate, chloride and temperature along with depth.