Portable Dissolved Oxygen Meters

90-D

Waterproof Field Logger, Dual Channel pH, mV, Temperature

90-FL Series

Waterproof Field Loggers for various combinations of Dissolved Oxygen, Conductivity, TDS, pH, mV, Turbidity, Temperature

AQUA-D

Waterproof, Handheld Dissolved Oxygen, Temperature (Uses TPS ED1 sensor)

AQUA-DP

Waterproof, Handheld Dissolved Oxygen, pH, Temperature

AQUA-DY

Waterproof, Handheld Dissolved Oxygen, Temperature (Uses YSI sensor)

WP-82

Waterproof, Handheld Dissolved Oxygen, Temperature (Uses TPS ED1 sensor)

WP-82Y

Waterproof, Handheld Dissolved Oxygen, Temperature (Uses YSI sensor)

WP-91

Waterproof, Handheld Dissolved Oxygen, pH, Temperature (Uses YSI sensor)