ProSolo Optical Dissolved Oxygen and Conductivity Meter YSI

Rechargeable lithium-ion battery pack provides ~48 hours with the handheld only;

Battery recharge time is ~ 9 hours with the AC power adapter;

The instrument can also be powered via AC or external power through the USB port

0 to 45°C with battery installed;

0 to 60°C without battery installed

Color, LCD graphic display;

3.9 cm width x 6.5 cm height

Barometer

Units: mmHg, inHg, mbar, psi,
kPa, atm

Range: 375 to 825 mmHg;

Accuracy: ±1.5 mmHg from 0 to 50°C;

Resolution: 0.1 mmHg;

100 user-defined sites and 100 user-defined data ID tags;

Site pictures can be sent to the handheld via KorDSS Software

Dissolved Oxygen

​(Optical luminescence)
Units: % saturation, % saturation
local, mg/L, ppm

Range: 0 to 500%, 0 to 50 mg/L

Accuracy: 0 to 200%: ±1% of reading or 1% saturation, whichever is greater

200 to 500%: ±8% of reading

0 to 20 mg/L: ±0.1 mg/L or 1% of reading, whichever is greater

20 to 50 mg/L: ±8% of reading

Resolution: 0.01 mg/L and 0.1%, or 0.1 mg/L and 1% (auto-adjusts based on range)

Temperature

(Thermistor)
Units: °C, °F, K

Range: -5 to 70°C (temperature compensation range for DO mg/L measurement: -5 to 50°C )

Accuracy: ±0.2°C

Resolution: 0.1°C or 0.1°F (auto-adjusts based on range)

Conductivity

(Four nickel electrode cell)
Units: μS/cm, mS/cm

Range: 0 to 200 mS/cm

Accuracy: 0 to 100 mS/cm ±0.5% of reading or .001 mS/cm, whichever is greater

100 to 200 mS/cm ±1.0% of reading

Resolution: 0.001, 0.01, or 0.1 mS (range dependent)

Specific Conductance

Units: μS/cm, mS/cm

Range: 0 to 200 mS/cm

Accuracy: 0 to 100 mS/cm ±0.5% of reading or .001 mS/cm, whichever is greater

100 to 200 mS/cm ±1.0% of reading

User selectable reference temperature (15 to 25°C; default 25°C) and compensation
coefficient (0 to 4%/°C; default 1.91%)

Resolution: 0.001, 0.01, 0.1 mS/cm