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Instruction Manual
1-5 SPECIFICATIONS
a.General
Model NGA2000 TO2
Measurement Species | Trace Oxygen |
Ranges | 0 to 100 ppm (output scalable down to |
Accuracy | ±3% of reading or ±0.02% of range (except for ranges ≤ 100 ppm: |
| ±3% of reading or ±0.05% of range) |
Sensitivity | <10 ppb Oxygen |
Noise | 1% of fullscale, peak to peak |
Linearity | ±1% of fullscale |
Response Time | Typically 90% in less than 20 seconds |
Zero Drift | ≤±1% of fullscale/24 hours at constant temperature |
Span Drift | ≤±1% of fullscale/24 hours at constant temperature |
Effect of Temperature | 0.32% of reading per °F from 70°F |
| (0.58% of reading per °C from 21°C) |
Effect of Flow | ≤2% of reading for a flow change of ±250 cc/min (0.5 SCFH) |
Operating Temperature | 32°F to 113°F (0°C to 45°C) |
Power Requirements | +24 VDC ±5%, 10 W max. |
| Ripple and Noise: <100 mV peak to peak |
| Line and Load Regulations: <±1% |
b.Sample
| Sample | |
| Flow Rate | 0.5 to 1.5 L/min. |
| Supply Pressure | 1027 to 1082 hPa - absolute (0.2 to 1.0 psig) |
| Temperature | 32°F to 113°F (0°C to 45°C) |
| Particulates | filtered to <0.1 mg/L; |
| Sample Humidity | |
c. | Physical |
|
| Materials in contact with sample ... | Stainless steel, Teflon, Delrin, neoprene |
| Dimensions | See Figure |
|
| Dimensions on page |
| Weight | 6.8 kg (15 lbs.) |
| Mounting | Horizontal, external to Platform or custom installed in a panel |
| Case Classification | General Purpose for installation in weather protected area |
| Max. Separation from Platform | 1600 m (1 mile) |
d. | Gas Connections |
|
| Sample In | 1/4 inch O.D. tube fitting |
| Sample Out | 1/4 inch O.D. tube fitting |
See the Preface Section of the Platform manual for specifications regarding Platform related components.
Description and Specifications | Rosemount Analytical Inc. A Division of Emerson Process Management |