top of page

Item# PEP-PROPLUS

YSI® ProQuatro 

  • ProQuatro Handheld measures:Polarographic Dissolved Oxygen (DO), pH, Barometric, Temperature, Conductivity, ORP, TDS, Salinity, Specific Conductance, Resistivity, Ammonium <ISE>, Nitrate <ISE>, Chloride <ISE>.

 

  • Includes: Handheld, USB cable, and USB flash drive.

 

3 year manufacturer warranty

​

  • The most rugged, waterproof, and flexible multi-parameter water quality handheld on the market!

YSI ProQuatro System png.png

Versatile, simple-to-use and engineered for rugged field work! Go to the field confident!

 

ABOUT THE YSI® PROQUATRO WATER QUALITY

HANDHELD MULTI-PARAMETER

 

Applications: Surface and Groundwater / Freshwater and Saltwater

Flexible Interchangeable Measuring: Barometric, pH, ORP, Total Dissolved Solids (TDS), Dissolved Oxygen (DO) (Polarographic or Galvanic DO), Conductivity, Temperature, Specific Conductance, Salinity, Resistivity, Ammonium (Ammonia), Nitrate, Chloride(Chloride for freshwater only)

 

Certifications: RoHS, CE, WEEE, C-Tick, VCCI, FCC, IP-67 (waterproof) Assembled in USA

 

Features:

  • Eliminate down-time with no tools required; user-friendly field-replaceable sensors*

  • Auto-adjust barometric pressure eliminates redundant calibration

  • Choice of Polarographic or Galvanic DO sensors

  • Simple calibrations with 100 flexible folders and site lists for data logging*

  • 5,000 data sets in manual mode, up to 50,000 in continuous mode

  • Interval or single-event data logging

  • User-defined Auto Stable and Hold All Readings option for multi-parameter settings 

  • Free, user-friendly Data Management Software: Configure, download, edit, save, and export

       data to Laptop, Desktop or other YSI® instruments!* (Excludes YSI® ODO) Conduct real-time

       studies! View data graphically or tabular!

  • Multiple languages: English, Spanish, German, French, Italian, Norwegian, Portuguese,

        Japanese, Chinese (Simplified and Traditional)

  •  Re-calibration prompts and auto-buffer recognition up to 6 point calibration

  • Detailed Good Laboratory Practice (GLP) (stores detailed calibration information)

 

Engineering and Design:

  • Connect to any YSI® Professional Series cable and probes* (excludes ODO cables)

  • Built for true-to-life rugged field demands! Passed all angle 1 meter drop-test*

  • Designed to read measurements of any combination, singularly or multiple (up to 4 probes)

  • Rubber overlay molding IP-67 water proof handheld*

  • Scratch-resistant lens with back-lit LCD display and keyboard for low light conditions

  • Lefty or righty? The QuatroPro  strap can be used on either side of the handheld

  • USB cable for simple data management 

  • Easy-to-install Daisy-chain cable weights*

  • Rugged cables with military-spec connectors*

  • Includes long-life C batteries

  • 3 year instrument manufacturer warranty / 2 year cable manufacturer warranty

 

* Propriety to YSI® instruments!

ProQuatro Cables
With 4 ports included:
Temp/conductivity sensor, calibration cup, rubber flex sleeve (to keep sensors moist)
and ventilated probe guard.  2 year manufacturer warranty

Quatro 1 meter cable

Item# PEP-605790-1

YSI quatro cable - PNG (clear background

Item# PEP-605790-4

Quatro 4 meter cable

YSI quatro cable - PNG (clear background

Quatro 10 meter cable

Item# PEP-605790-10

YSI quatro cable - PNG (clear background

Quatro 20 meter cable

Item# PEP-605790-20

YSI quatro cable - PNG (clear background

Quatro 30 meter cable

YSI quatro cable - PNG (clear background

Item# PEP-605790-30

Sensors

On

Sale 

Now!

Cond/ Temp Sensor

Item# PEP-005560

pH Sensor Pro Plus

On

Sale 

Now!

Item# PEP-605101

On

Sale 

Now!

ORP Sensor Pro Plus

Item# PEP-605102

On

Sale 

Now!

Ammonium ISE, NH4+

Item# PEP-605104

Chloride ISE

On

Sale 

Now!

Item# PEP-605105

On

Sale 

Now!

Nitrate ISE

Item# PEP-605106

On

Sale 

Now!

Polarographic DO Sensor

Item# PEP-605203 

EPA approved for drinking water and wastewater compliance reporting!

Request price on Galvanic sensor and membrane kits 

All sensors 1 year manufacturer warranty 

All Combo-Kits On Sale Now!

Click below for your cable length

Accessories

On

Sale 

Now!

YSI Quatro Hard Case

On

Sale 

Now!

download.png

On

Sale 

Now!

Handheld Tripod

On

Sale 

Now!

Quatro Pro Plus Shoulder Strap

On

Sale 

Now!

Tubing

On

Sale 

Now!

all 4.png

On

Sale 

Now!

Calibration Gases
bottom of page