Nova Analytical Systems - Portable PPM Oxygen Analyzer - 325 Series

For high accuracy analysis of trace PPM oxygen (O₂) in non-corrosive process gas.

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Items	Model 325BT Portable PPM Oxygen Analyzer	Model 325K Portable PPM Oxygen Analyzer
Method of Detection	N/A Low range electrochemical O₂ sensor
Ranges Available	N/A 0-100 PPM to 0-9999 PPM O₂
Resolution	N/A 1 PPM
Accuracy & Repeatability	N/A ±2% of reading
Drift	N/A ±1% of full scale per week
Response Time (T-90)	N/A O₂ sensor may require an initial purge down from air to low PPM O₂, which may last up to 6 hours. After purge down, T-90 response from 1000 to 100 PPM is 30 seconds.
Ambient Temperature Range	N/A 0-50 ºC32-122 ºF
Linearity	N/A ±2% of full scale
Size & Weight	N/A 8" W x 9 1/2" H x 10" D @ 12 lbs. (20 x 23 x 25 cm @ 5.5 kg)	N/A 14" W x 6" H x 6 1/2" D @ 12 lbs. (35 x 15 x 17 cm @ 5.5 kg)
Power	N/A AC/DC operation. 115 VAC 60 Hz for recharging (Other voltages available)
Output Options	N/A 0-1V or 4-20mA (optional)
Alarms	N/A One high or low O₂ alarm (optional)
Calibration	N/A Analyzed calibration gas of O₂ free nitrogen N₂ for zero Analyzed calibrationg gas of PPM O₂ in N₂ for span
Unique Applications	N/A The PPM O₂ sensor in Model 325 can be affected by the presence of other gases such as H₂S. All Nova analyzers are built using proven technologies and techniques. If this product does not suit your application, please contact Nova. In many cases, we are able to build an analyzer specific to your needs.
Hazardous Area Rating Options	N/A General Purpose, Non-Hazardous
Analyzer Type	N/A Portable Single Gas