Meter Specifications
Universal Power Adapter Environmental Operating Conditions
Operating Ambient Temperature
Operating Relative Humidity
Storage Temperature
Storage Relative Humidity
Pollution
Overvoltage
Operating Altitude
Benchtop Meters
Meter Parameter Specifications
The following meter parameter specifications are for the complete line of Orion Star
and Star Plus series meters . Single parameter, dual parameter and some multi-
parameter meters will not include all of the parameters listed in this section .
pH
Range
Resolution
Relative Accuracy
Calibration Points
pH (2-Star pH Meter Only)
Range
Resolution
Relative Accuracy
Calibration Points
Millivolts, Relative Millivolts, ORP
Range
Resolution
Relative Accuracy
EN-60
-2.000 to 19.999
0.1, 0.01, 0.001
± 0.002
1 to 5
0.000 to 14.999
0.1, 0.01, 0.001
± 0.002
1 to 3
± 1999.9 mV
0.1 mV
± 0.2 mV or 0.05 % of reading, whichever is greater
Thermo Scientific Orion Star
0 to 50 °C
0 to 90 %, non-condensing
-20 to +75 °C
0 to 90 %, non-condensing
Degree 2
Category II
Up to 2000 meters
Indoor use only
and Star Plus Series Meter User Guide
™