Nova Analytical Systems
Canada
270 Sherman Avenue N.
Hamilton, ON L8L 6N5
Phone: (905) 545 2003• Fax: (905) 545 4248
Email: sales@nova-gas.com or websales@nova-gas.com United States
1925 Pine Avenue
Niagara Falls, NY 14301
Phone: (716) 285-0418 • Fax: (716) 282-2937
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For high accuracy analysis of trace PPM oxygen (O2) in non-corrosive process gas.

Portable Paramagnetic/PPM Oxygen Analyzer - 322/325 Series
325 Suitcase (K) Enclosure
Unit of Measure
Items 325 Benchtop (BT) Enclosure
Model 325BT
Portable PPM Oxygen Analyzer 		325 Suitcase (K) Enclosure
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