Thermo 48i, Instruction Manual

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Introduction
Specifications
Thermo Electron Corporation 48 i Instruction Manual 1-3
Figure 1-1. Model 48
i
Flow Schematic
Specifications
Table 1-1. Model 48
i
Specifications
Preset ranges 0-1, 2, 5, 10, 20, 50, 100, 200, 500, 1000, 2000, 5000, 10000 (ppm
or mg/m
3
)
Custom ranges 0-1 to 10000 (ppm or mg/m
3
)
Zero roise 0.02 ppm RMS (30 second averaging time)
Lower detectable limit 0.04 ppm
Zero drift (24 hour) < 0.1 ppm
Span drift ± 1% full-scale
Response time 60 seconds (30 second averaging time)
Linearity ± 1% of full-scale
≤
1000 ppm
±
2.5% of full-scale
>
1000 ppm
Sample flow rate 1.0 LPM
Operating temperature 20
–
30 °C (may be safely operated over the range of 0
–
45 °C)
*