Thermo Scientific Odalog G20, User Manual

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OdaLog Portable Gas Loggers General Specifications | 9
Note:
Only the battery types in
Table 4
can be used.
Table 4. Battery Specifications
Model Battery Type Size Quantity Model
G20 RTX Lithium D 1 LSH20
G20 Lithium D 1 LS33600
Table 5. Technical Specifications-Digital Sensor
Measurement Value
Operating Principle Electrochemical
Target Gas
H
2
S
Accuracy ±5% of measuring value
T50* Response Time <15 seconds
T90* Response Time <30 seconds
Output ppm compensated for temperature
Sensor Warm Up Time 20 seconds
Overload (maximum concentration that can be
reached before damaging the sensor)
1000 ppm
Recovery Time
from 200 ppm to < 4 ppm
<180 seconds
Linearity* Linear (±5% from linear, up to 200 ppm)
Measurement Interval 1 min
Resolution 0.1 ppm
Baseline Offset*
<±0.5 ppm H
2
S equivalent
Equilibrium Baseline Shift from -40°C to +60°C <±3 ppm
Repeatability* ±5% of measured value
Orientation Sensitivity None
Serial Communication USB with Chip Select