Chapter 9
Customer Services
Thermo Scientific
Orion Versa Star Pro Meter User Manual
117
Universal Power Adapter Operating Conditions
Operating Ambient Temperature
0 to 50 °C
Operating Relative Humidity
0 to 90 %, non-condensing
Storage Temperature
-20 to 75 °C
Storage Relative Humidity
0 to 90 %, non-condensing
Pollution
Degree 2
Overvoltage
Category II
Orion Versa Star pH Module Specifications
Catalog Number
VSTAR-PH
pH
Range
- 2.000 to 20.000
Resolution
0.1, 0.01, 0.001
Relative Accuracy
± 0.002
Calibration Points
Up to 6
Calibration Editing
Yes
Adjustable ISO Point
Yes
Input Impedance
> 10^
12
ohms
mV / RmV
Range
± 2000.0 mV
Resolution
0.1 mV
Relative Accuracy
± 0.2 mV or ± 0.05 % of reading, whichever is greater
Relative mV Mode
Yes
E
H
ORP Mode
Yes
Temperature
Range
-5 to 105 °C, 22 to 221 °F
Resolution
0.1 °C, 0.1 °F
Relative Accuracy
± 0.1 °C, ± 0.1 °F
Offset Calibration
1 point
Source Options
Manual or automatic with ATC probe
Inputs
BNC
pH or ORP electrode
Pin Tip
Reference electrode
8 pin MiniDIN
ATC temperature probe
