YSI Pro Quatro Handheld Multiparameter Meter
ProQuatro Multiparameter Meter
The ProQuatro handheld multiparameter meter measures a variety of combinations of dissolved oxygen, conductivity, specific conductance, salinity, resistivity, total dissolved solids (TDS), pH, ORP, pH/ORP combination, ammonium (ammonia), nitrate, chloride and temperature. Also a very powerful lab instrument for BODs, pH and ORP.
EPA approved for drinking water and wastewater compliance reporting.
Handheld instrument Only. Cables, probes/sensors, and accessories sold separately.
Features:
- Multiple parameter options (dissolved oxygen, conductivity, specific conductance, salinity, resistivity, total dissolved solids, pH, ORP, ammonium, nitrate, chloride, and temperature)
- Multiple cable lengths available (1-, 4-, 10-, 20-, and 30-meter choices; up to 100-meters on DO-only cables)
- Use with any Professional Series cable and probe (Field or Lab)
- Multiple user-replaceable sensor options and a choice of DO sensor (polarographic or galvanic)
- Lab-grade ISE sensors and BOD probe available to make a true lab/field instrument (EPA Approved)
- Adjustable right- or left-handed hand strap
- Languages: English, Spanish, German, French, Italian, Norwegian, Portuguese, Japanese, Chinese (Simplified and Traditional)
- Wide array of accessories are available
Resources:
Cables & Sensors
Accessories
Calibration Solutions
Original: $1,537.00
-65%$1,537.00
$537.95

Description
ProQuatro Multiparameter Meter
The ProQuatro handheld multiparameter meter measures a variety of combinations of dissolved oxygen, conductivity, specific conductance, salinity, resistivity, total dissolved solids (TDS), pH, ORP, pH/ORP combination, ammonium (ammonia), nitrate, chloride and temperature. Also a very powerful lab instrument for BODs, pH and ORP.
EPA approved for drinking water and wastewater compliance reporting.
Handheld instrument Only. Cables, probes/sensors, and accessories sold separately.
Features:
- Multiple parameter options (dissolved oxygen, conductivity, specific conductance, salinity, resistivity, total dissolved solids, pH, ORP, ammonium, nitrate, chloride, and temperature)
- Multiple cable lengths available (1-, 4-, 10-, 20-, and 30-meter choices; up to 100-meters on DO-only cables)
- Use with any Professional Series cable and probe (Field or Lab)
- Multiple user-replaceable sensor options and a choice of DO sensor (polarographic or galvanic)
- Lab-grade ISE sensors and BOD probe available to make a true lab/field instrument (EPA Approved)
- Adjustable right- or left-handed hand strap
- Languages: English, Spanish, German, French, Italian, Norwegian, Portuguese, Japanese, Chinese (Simplified and Traditional)
- Wide array of accessories are available
Resources:
Cables & Sensors
Accessories
Calibration Solutions











