ProDSS meter with probes
EXO 1 sonde with four smart ports
EXO Handheld


Storm 3
6-Series Multiparameter Instruments
CastAway CTD front and back views.
SonTek M9


Torrent Board
Torrent Board
Cable Chimp


SonTek FlowTracker with Smart QC
SOOGuard Ferrybox
RCM Blue Doppler Current Meter


ProPlus with Quatro attachment
YSI Professional Plus Instrument in the Lab with Lab-Grade pH Sensor
YSI ProODO Optical Dissolved Oxygen Instrument
Pro 20 Dissolved Oxygen meter


YSI Pro 1030 meter
YSI Pro2030
Pro 30
Chatter in well


Radar level
Bubbler with optional display
WTW IQ SensorNet
IQ 182


NOx sensor
SAC UVT probe
NitraVis with bumpers
UV-VIS probe


IFL 700 IQ
FDO 700




WTW Inolab 9430 with IDS sensors
Multi 3430


Multi 3420
Multiline 3430
MPP 910 IDS sonde


EcoMapper AUV
6500 Process Monitor


Harbour Buoy illustration.
Antifouling technology developments include copper mesh screens, tape and sensor bodies.


Pelinet monitoring station
650MDS - Multiparameter Display System
Argonaut MD


Argonaut XR
Cyclops C7
Flow Display
SmartGuard Datalogger



Xylem Analytics UK - Let's Solve Water - Formerly YSI Hydrodata
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Browse Product Solutions

AADI, SonTek, WTW and SonTek are all quality brands with a worldwide reputation for rugged reliability as well as innovative sensor technology. Xylem Analytics UK (formerly YSI Hydrodata) offers a large range of water quality monitoring and velocity and flow instruments that are sure to suit your laboratory, waste water, hydrology, marine, oceanographic and field water testing requirements.

Product Quick List

ProDSS Multiparameter Water Quality Meter

YSI EXO 1 Water Quality Multiparameter Sonde

YSI EXO 2 Water Quality Multiparameter Sonde

YSI EXO Handset

YSI Storm 3 'Data to the Web'

YSI 6-Series Multiparameter Sondes

YSI CastAway™ CTD with GPS

SonTek RiverSurveyor S5 and M9 Acoustic Doppler Current Meter

SonTek Argonaut-SL Side-Looker

SonTek Torrent Board for ADCP measurements

ADCP Mobile Platforms

Cable Chimp II

SonTek FlowTracker Handheld Flow Meter

SonTek IQ Continuous Flow Meter

Aanderaa SOOGUARD Environmental Shipborne Data Collection System

Aanderaa RCM Blue Current Meter

YSI ProPlus Quatro Multiparameter

YSI ProPlus Multiparameter

YSI ProODO™ Handheld Optical Dissolved Oxygen Meter

YSI Pro 20 Dissolved Oxygen (DO)

YSI Pro 1030 - pH / Conductivity / Salinity / Temperature Meter

YSI Pro 2030 DO / Temp / Cond / Salinity / Temperature Meter

YSI Pro 30 Temperature / Conductivity / Salinity / TDS

MJK Chatter Flood Level Monitoring with GPRS telemetry

H-3611/H-3612/H-3613 SDI-12 Radar Water Level Sensors

Waterlog H-3553 Bubbler / Pressure

WTW IQ SensorNet 2020XT Wastewater Monitor

WTW IQ SensorNet 182 XT Wastewater Monitor



WTW NitraVIS NI Nitrate & Nitrite UV sensor

WTW CarboVis - COD / TOC / DOC / BOD / SAC / UVT sensor

WTW NiCaVis NI Nitrate, Nitrite, COD / TOC / DOC / BOD / SAC / UVT sensor

WTW IFL 700 IQ Sludge Blanket Level Measurement

WTW FDO 700 IQ Optical Dissolved Oxygen Sensor

WTW VARiON 700 IQ Ammonium / Nitrate / Potassium

WTW AmmoLyt 700 IQ Ammonium / Potassium

WTW NitraLyt 700 IQ Nitrate

WTW VisoTurb 700 IQ Turbidity with Ultrasonic Cleaning

WTW ViSolid 700 IQ Total Suspended Solids with Ultrasonic Cleaning

WTW SensoLyt 700 IQ pH / ORP

WTW TetraCon 700 IQ Conductivity / Salinity / TDS

WTW Inolab 9430 IDS Multiparameter Laboratory Meter

WTW Multi 3410 Optical Dissolved Oxygen Meter

WTW Multi 3420 Multiparameter Water Quality Meter

WTW Multi 3430 Multiparameter Water Quality Meter

WTW MPP 910 IDS Multiparameter Sonde

WTW MPP 930 IDS Multiparameter Sonde

YSI EcoMapper AUV

YSI PeliNet Portable Telemetry

YSI Vertical Profiling Systems

YSI 6500 Process Monitor

YSI Harbour Buoy Platform - EMM68

YSI EMM700 Data Buoy Platform

YSI Anti-Fouling Kits

Photosynthetically Active Radiation (PAR)

Custom Cabinets

Custom Frames / Mounts

YSI 650MDS Data Display / Logger

SonTek Argonaut MD Mooring Deployed

SonTek Argonaut XR Extended Range

Oil-in-Water Sensor Kit

SonTek Real-time Flow Display

Aanderaa SmartGuard Datalogger