YSI 55 Dissolved Oxygen Meter
Field-proven handheld water quality meter for dissolved oxygen and temperature .
Effective May 13th, 2025, YSI has added a 3.5% surcharge for all of their products. The surcharge will appear as a separate line item on the order.
- By YSI
Overview
Features
- Dissolved Oxygen:
- Range: 0 to 200% or 0 to 20mg/L
- Resolution: 0.1% or 0.01mg/L
- Saturation: ±2% or ±0.3 mg/L
- Temperature:
- Range: -5 to 45°C
- Resolution: 0.1°C
- Accuracy: ±0.2°C
- Manual Salinity compensation: 0 to 40 ppt
- Altitude compensation: 0 to 10,000 feet
- 12, 25 or 50 foot cable lengths
Description
The YSI 55 is a handheld water quality meter that measures oxygen and temperature. The YSI 55 has simple push-button calibration, a built-in probe storage chamber, backlit display for easy viewing in any light and convenient probe designs. Other features on this water quality meter include automatic temperature compensation and water-resistance to IP65 standards.
The YSI 55 water quality meter measures dissolved oxygen in mg/L or % saturation and also has manual salinity compensation of 0 to 40ppt. The YSI 55 has a dissolved oxygen measurement range of 0to 20 mg/L or 0 to 200%, resolution of 0.01 mg/L or 0.1% and accuracy of ±0.3 mg/L or ±2% saturation respectively. The YSI 55 has a temperature measurement range from -5 to 45°C, with 0.1°C resolution and ±0.2°C accuracy.
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