Data Acquisition

System 5000™

H-500XL

Data Acquisition with
Satellite Communications

H-522+™

H-522

H-5223

Data Acquisition with
Pressure Measurement

H-350XL

Satellite Transmitters

H-2221

Radio Transmitters

H-424-MS

H-4400

H-4401-M/S & H-4410 M/S

Alert Modules

H-264

Data & Voice Modems

H-2191/H-2192

Submersible Sensors

H-3121 / H-3122

H-310

DH-21

Non-Submersible Sensors

H-3551 "Smart Gas" Bubbler

H-3531 "FlashLite" Pressure

H-3553 Bubbler & Pressure

H-3521 Pressure Sensor

Non-Contact Sensors

H-3611 / H-3612 / H-3613

Position Indicators

H-335

H-336

Shaft Encoders

H-3301

H-3311

H-3342

Met Sensors

H-340 Rain Gauge

H-340SDI Rain Gauge

H-375 Wind Sensor

H-377 Air/Water/Soil Temp

H-378 Barometric Sensor

H-380 Relative Humidity

H-3791 Pyranometer

Other YSI Products

YSI Water Quality Instruments

SonTek Acoustic Doppler Systems for water velocity

YSI Systems & Services