Water Quality Field Meters & Monitors

YSI 6-Series Sonde Logging Systems

YSI 6920 V2 Sonde
An economical logging system for long-term, environmental monitoring, profiling, and spot sampling. Has two optical ports, conductivity/temperature port, pH/ORP port, and one ISE port. Will log all parameters at programmable intervals and store 150,000 readings.
YSI 6920 V2 Sonde Specifications

YSI 600XLM Sonde
An economical logging system for long-term, environmental monitoring, profiling, and spot sampling. It will log all parameters at programmable intervals and store 150,000 readings. A compact sonde that measures eleven multiple parameters simultaneously and fits down 2" wells.
YSI 600XLM Sonde Specifications

YSI 650MDS
Logs real-time data, calibrates YSI 6-Series sondes, sets up sondes for deployment, and uploads data to a PC. Compatible with EcoWatch® data analysis software. Interfaces with any YSI 6-Series sonde for spot sampling, short-term studies, surface and ground water monitoring and water level monitoring.
YSI 650MDS Specifications

Hach 2100P Kit and HF Scientific Micro TPW

Turbidity Meters

Hach 2100P Kit
Meets EPA performance requirements for turbidity. Simple range verification in the field for confidence.
Hach 2100P Specifications

HF Scientific Micro TPW
Meets EPA performance requirements for turbidity. Simple range verification in the field for confidence.
HF Scientific Micro TPW Specifications

Multi-Parameter Meter Systems

YSI 556 MPS with Flow Cell
Multi parameter meter displays all readings simultaneously and comes with 4M or 20M cable and optional flow cell. Measures Cond/pH/ORP/DO.
YSI 556 Specifications

Dissolved Oxygen Meters

YSI 550A
Compensates for altitude, temperature, and salinity. Easy to use meter measures DO in % or mg/L in the field. Cables available in 50' and 100' lengths.
YSI 550A Specifications

WTW Water Quality Meters

Dissolved Oxygen
Meter reads DO in either % or mg/L and compensates for temperature and salinity. Contact Geotech for more information.

pH/ORP
Compact meter system kit is ideal for highly accurate pH measurements. Features auto-calibration. Optional ORP probe. Contact Geotech for more information.

Conductivity Meter
Meter reads conductivity, salinity, TDS and temperature. Unit is easy to calibrate and highly accurate. Contact Geotech for more information.

Geotech Flow Cell Systems

Geotech Flowblock
Compact and efficient, the Geotech Flowblock accommodates up to 4 probes and is ideal for use with WTW meter systems. Block design for field durability. Less than 40mL of void volume with probes installed.
Geotech Flowblock Specifications

Colorimeter Analytical Meter

Thermo Scientific Orion Aquafast AQ4000
Field water chemistry measurements with ampule, tablet, or powder methods (sold separately). Call for details. Thermo Scientific Orion Aquafast AQ4000 Specifications