Thermo Scientific Orion 320, User Manual

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8-4 Thermo Scientific Orion 320, 350 and 370 PerpHecT
®
LogR
®
Meter User Guide
320 350 370
pH Range 0.00 - 14.00 0.000 - 14.000 0.000 - 14.000
pH Resolution 0.1, 0.01 0.1, 0.01, 0.001 0.1, 0.01, 0.001
pH Accuracy ± 0.02 (at 25 °C) ± 0.005 (at 25 °C) ± 0.005 (at 25 °C)
pH Calibration
Points
1 or 2 1, 2 or 3 1, 2 or 3
mV Range ± 1999 ± 1999.9 ± 1999.9
mV Range (In LogR
Mode)
± 1000 ± 1000.0 ± 1000.0
mV Resolution 1 0.1 0.1
mV Accuracy ± 1 or ± 0.1% of
reading, whichever
is greater
± 0.2 or ± 0.05% of
reading, whichever
is greater
± 0.2 or ± 0.05% of
reading, whichever
is greater
Relative mV Range N/A ± 1999.9 ± 1999.9
Relative mV
Resolution
N/A 0.1 0.1
Relative mV
Accuracy
N/A ± 0.2 or ± 0.05% of
reading, whichever
is greater
± 0.2 or ± 0.05% of
reading, whichever
is greater
Temperature Range 0.0 - 100° C 0.0 - 100° C 0.0 - 100° C
Temperature
Resolution
0.1 0.1 0.1
Temperature
Accuracy
± 1.0 ± 1.0 ± 1.0
Temperature
Compensation
Automatic or
Manual
Automatic or
Manual
Automatic or
Manual
LogR Temp.
Accuracy (20 °C
Calibration Range)
± 0.5 °C ± 0.5 °C ± 0.5 °C
Concentration
Range
N/A N/A 0.000 - 19900
Concentration
Resolution
N/A N/A 0.1, 0.01, 0.001
Concentration
Accuracy
N/A N/A ± 0.5% of reading
Concentration
Calibration Points
N/A N/A 2
Digital Interface N/A RS232 output RS232 output
Recorder No Yes Yes
Clock No Yes Yes
Battery Backup No Yes Yes
Environmental
Specifications
(all meters):
Indoor use only
Altitudes up to 2000 meters
Temperature between 5 °C and 45 °C
Relative humidity between 5% and 85%
Specifications