
A-3
Appendix
Thermo Scientific Orion 2111LL Sodium Monitor User Guide
ROSS and the COIL tradedress are trademarks of Thermo Fisher Scientific Inc. US Patent 6,793,787
Sodium ISE
Range
0.001 ppb – 10 ppm
Resolution
2, 3, or 4 significant digits
Accuracy (w/DKA cal)
± 5% or 0.01 ppb, whichever is greater.
Accuracy not guaranteed above 10 ppm.
Accuracy (w/DKA cal & offline cal)
± 2.5% or 0.01 ppb, whichever is greater (assuming
“true” value from the reference)
Precision
Std. Dev. ± 2.5% or 0.01 ppb, whichever is greater
Response time
95% with in 2 minutes: with freshly etched
electrode
• Reach 95% of final reading within 2 minutes of
injecting a standard solution
or
• 2 minutes, max. for time from 5% to 95% of
measured change following dynamic addition of
a standard solution
Units displayed
ppb, ppm
Temperature compensation
Automatic
Range
± 1999.9 mV
Resolution
0.1 mV
Relative accuracy
± (0.5 mV + 0.1%)
Temperature Measurement
Range
-10 to 120 ˚C
Resolution
0.1 ˚C
Relative accuracy
± 0.5 ˚C
Failure detection
Manual compensation
ATC probe
30 K thermistor
LED Status Indicator
Green
OK
Yellow
Warning
Red
Failure
Specifications
上海肯强贸易有限公司
http://www.kq17.com.cn