AII
GPR-1500
- Trace oxygen down to 0-10 ppm
- Lower detection limit to 0.05 ppm
- User-configurable ranges
Oxygen analysis
Glove box and gas oxygen analysis
Oxygen analyzers for glove boxes, nitrogen generators, gas purity checks, inert gas systems and low-ppm industrial monitoring.
Application overview
Where oxygen analyzers are used
Low oxygen levels are critical in glove boxes, inerting systems, gas generators and purity-sensitive processes. The right analyzer depends on range, sample condition, response time and integration needs.
Low-ppm oxygen
Trace oxygen measurement for glove boxes and inert gas environments.
Sample handling
Sampling line, flow control and filtration for stable measurements.
System integration
Display, alarm and analog output for process or laboratory monitoring.
Selection path
How to choose an oxygen analyzer
1
O2 range
Define ppm or percent oxygen range and required sensitivity.
2
Gas background
Specify nitrogen, argon, process gas or mixed gas background.
3
Sampling
Confirm pressure, flow, filtration and sampling point.
4
Interface
Choose local display, alarms, analog output or digital integration.
Suitable solutions
Trace oxygen analyzers for glove box monitoring
Oxygen analyzers for nitrogen generators and gas purity checks
Panel or portable systems for low-ppm oxygen measurement
Industrial oxygen monitoring with alarms and signal outputs
Recommended products
Suitable instruments
AII
GPR-1900 / GPR-2900
- Range: 0-10 ppm to 0-100% O2
- Accuracy better than 2% of selected range
- Two configurable alarms
AII
GPR-1500 GB / GPR-2500 GB
- Range: 0-10 ppm to 0-25% O2
- Accuracy better than 2% of selected range
- 4-20 mA output
AII
GPR-1600 / GPR-2600 / GPR-3100
- Trace ppm to oxygen purity measurement
- Accuracy down to +/-0.02 ppm in the lowest range
- Four ranges with manual or automatic ranging
AII
GPR-1000 / GPR-1100 / GPR-2000 / GPR-3500
- O2 ranges: 0-10 ppm to 0-100%
- 0.1 ppm capability depending on model
- Battery life up to 30 days
FAQ
Common questions
Why control oxygen in a glove box?
Even small oxygen levels can affect sensitive materials, reactions, welding, battery research or inert-atmosphere processes.
What oxygen range should I choose?
For glove boxes and inert gas, low-ppm ranges are common. For process or generator checks, the required range depends on purity requirements.
Is sample conditioning required?
Many systems use a sampling line with flow control and filtration. This helps protect the sensor and improve measurement stability.
What data is needed for model selection?
Specify gas background, O2 range, pressure, sample flow, installation point, alarm needs and documentation requirements.