Rent YSI Professional Plus

Rent YSI Pro Plus Quatro Water Quality Meter

The YSI Professional Plus handheld multiparameter meter provides extreme flexibility for the measurement of a variety of combinations for dissolved oxygen, conductivity, specific conductance, salinity, resistivity, total dissolved solids (TDS), pH, ORP, and temperature.

 

  • Easy-to-install cable weights; can be daisy-chained for additional weight*
  • Rubber, over-molded IP-67 waterproof case (even without the battery cover)*
  • 3-year instrument warranty
  • 2-year cable warranty*
  • Rugged cables, sensors, and military-spec connectors*
  • Drop-tested 1 meter at all angles*
  • Scratch-resistant lens; viewable with polarized glasses
  • Instrument floats
  • Weighted, user-replaceable multi-sensor design
  • 5,000 data set memory
  • Detailed on-screen Help function*
  • Free, Data Manager desktop software and ProComm II saddle*
  • Interval or single-event logging
  • 100 folder & site list data structure*
  • Password protection
  • Detailed GLP data
  • USB connection also powers the instrument
  • 6-point cal with auto-buffer recognition*
  • User-adjustable auto-stable with prompts*
  • User-upgradeable software via waterproof USB port
  • Recalibration prompts
  • Search function filters user-defined data information*
  • Backlit display AND keypad*

 

 

  • Surface water
  • Wastewater
  • Aquaculture
  • Groundwater

 

Professional Plus System Specifications (Cables & Sensors)

  Sensor Type Range Accuracy Resolution Units Calibration
Dissolved Oxygen (%)
(temp comp range -5 to 45°C)
Polarographic or Galvanic 0 to 500% 0 to 200%
(± 2% of reading or 2% air saturation, whichever is greater)
200% – 500% (± 6% of reading)
1% or 0.1% air saturation
(user selectable)
% 1 or 2-points with zero
Dissolved Oxygen (mg/L)
(temp comp range -5 to 45°C)
Polarographic or Galvanic 0 to 50 mg/L 0 to 20 mg/L
(± 2% of reading or 0.2 mg/L, whichever is greater)
20 – 50 mg/L (± 6% of reading)
0.1 or 0.01 mg/L (user selectable); 0.1% air saturation mg/L, ppm 1 or 2-points with zero
Temperature
(Field rugged cables)
  -5 to 70°C ±0.2°C (±0.3°C cables over 45-meters) 0.1°C °C, °F, K  
Temperature
(Lab-grade)*
  0 to 40°C ±0.35°C 0.1°C °C, °F, K  
Conductivity** Four electrode cell 0 to 200 mS/cm
(auto range)
±0.5% of reading or 0.001 mS/cm, whichever is greater (1-, 4-m cable) ±1% of reading or 0.001 mS/cm, whichever is greater (20-m cable)

0 to 0.500 mS/cm = 0.001
0.501 to 50.00 mS/cm = 0.01
50.01 to 200 mS/cm = 0.1
(range dependent)

µS, mS 1 point
Salinity Calculated from conductivity and temperature 0 to 70 ppt ±1.0% of reading or 0.1 ppt, whichever is greater 0.01 ppt ppt, PSU 1 point
pH Glass Combination Electrode 0 to 14 units ±0.2 units 0.01 units mV, pH units 1, 2, 3, 4, 5, or 6 point (user selectable); US, NIST or Custom Buffers
ORP Platinum button –1999 to +1999 mV ±20 mV in redox standards 0.1 mV mV 1 point
Total Dissolved Solids (TDS) Calculated from conductivity and temperature 0 to 100 g/L TDS constant range 0.30 to 1.00 (0.64 default)   0.001, 0.01, 0.1g/L kg/L, g/L  
Barometer Piezoresistive 375 to 825 mmHg ±1.5 mmHg from 0 to 50°C 0.1 mmHg mmHg, inHg, mbar, psi, kPa, ATM 1 point

Product Manual (PDF)
Quickstart Guide (PDF)

Specifications (PDF)