Thermo Scientific Orion Star A320 Series Manual page 109

Thermo Scientific
Orion Star A324 pH/ISE Portable Meter Specifications
Measurement Channels
Range
Resolution
Relative Accuracy
pH Calibration Points
Calibration Editing
Input Impedance
Electrode Status
Range
Resolution
Relative Accuracy
ISE (Ion
Units
Concentration)
Calibration Points
Calibration Editing
Advanced Features
Range
Resolution
mV / RmV Relative Accuracy
Relative mV Mode
E ORP Mode
H
Range
Resolution
Temperature Relative Accuracy
Offset Calibration
Source Options
BNC
Sensor Inputs Pin Tip
8 pin MiniDIN
1 – pH, mV, RmV, ORP or ion concentration with temperature
- 2.000 to 20.000
0.1 / 0.01 / 0.001
±0.002
Up to 5
Yes
> 10^ ohms
12
Onscreen indicator for good, fair or bad electrode status
0.0001 to 19900
0.0001 minimum, 1 to 3 significant digits (user selectable)
±0.2 mV or ±0.05% of reading, whichever is greater
ppm, Molar, mg/L,%, ppb, none
Up to 5
Yes
Segmented (point-to-point) slope, non-linear selectable auto-
blank, low concentration range stability
±2000.0 mV
0.1 mV
±0.2 mV or ±0.05% of reading, whichever is greater
Yes
Yes
-5 to 105 °C, 22 to 221 °F
0.1 °C, 0.1 °F
±0.1 °C
1 point
Manual or automatic with ATC probe
pH electrode, ORP electrode or ion selective electrode (ISE)
Reference electrode
ATC temperature probe
Orion Star A320 Series Portable Meter User Manual
Chapter 8 Customer Services
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109
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