In-Situ smarTROLL RDO Handheld Operators Manual - Manual (Page 7)

7
Sensor Specifications
Dissolved Oxygen RDO Fast Cap (Optical Sensor) Specifications
Accuracy ±0.1 mg/L; ±0.2 mg/L; ±10% of reading
Range
0 to 8 mg/L; 8 to 20 mg/L; 20 to 50 mg/L; Full operating
range: 0 to 50 mg/L
Resolution 0.01 mg/L
Sensor Type Fixed with replaceable RDO Fast Cap (life: 1 year typical)
Response
Time
T90: <30 sec. T95: <45 sec.
Units of
Measure
mg/L, % saturation, ppm
Methodology
EPA-approved In-Situ Methods 1002-8-2009 1003-8-2009
1004-8-2009
Sample Temperature Sensor Specifications (Probe)
Accuracy ±0.1° C
Range -5 to 50° C (23 to 122° F)
Resolution 0.01° C or better
Sensor Type Fixed
Response
Time
<30 sec.
Units of
Measure
Celsius, Fahrenheit
Methodology EPA 170.1
Fixed Salinity Correction
Fixed Salinity
Correction
User-set value to match the salinity of water sample
Value appears in data log