Description
The Draeger Sensor XXS O2 0 – 25 Vol.-% 6810881 is a compact, lead-free oxygen sensor designed for accurate and fast detection within a range of 0 to 25 Vol.-%. With a detection limit and resolution of 0.1 Vol.-%, and a rapid response time of ≤10 seconds (T90), it ensures real-time monitoring in safety-critical environments.
This non-consuming sensor type offers extended service life and stability, making it ideal for continuous oxygen measurement in industrial settings, confined spaces, and inertisation processes. It complies with RoHS (Directive 2002/95/EC), highlighting its environmentally friendly design.
DrägerSensor XXS O2 – 6810881
The XXS family covers detection for a broad spectrum of gases commonly encountered in industrial hygiene, confined space monitoring, firefighting, and emergency response.
Hazmat Resource can help build a sensor configuration
for your gas detection needs
Draeger has multiple gas detectors with multiple configurations, contact us and we’ll get you handled.
X-AM | X-SITE | X-DOCK | ALL ACCESSORIES . . . just to name a few . . .
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XXS in size – XXL in performance
Portable gas detectors for daily use must be small, light, and robust, yet deliver top-tier performance. Recognizing this, we set out to drastically reduce the size and weight of our sensors. The result is our miniaturized XXS DrägerSensor generation, engineered for high sensitivity, improved gas selectivity, outstanding long-term stability, and rapid response times. These advancements mean users are quickly and dependably alerted to dangerous gases, significantly boosting workplace safety.
Sensor diversity
Alongside the XXS sensors for H₂S, CO, and O₂, Dräger also offers options for detecting hydrides, amines, and organic vapors. The XXS OV sensors come preloaded with sensitivity data for over a dozen different gases, allowing users to monitor multiple hazards with just one sensor.
Technical Specifications
| Detection Limit: | 0.1 Vol.-% |
| Resolution: | 0.1 Vol.-% |
| Measurement Range / relative sensitivity: | 0 to 25 Vol.-% O2 (oxygen) |
| Response Time: | ≤ 10 seconds (T90) |
| Measurement accuracy | |
| Sensitivity: | ≤ ± 1% of measured value |
| Long-term drift, at 20°C (68°F) | |
| Zero point: | ≤ ± 0.5 Vol.-%/year |
| Sensitivity: | ≤ ± 1% of measured value/year |
| Warm up time: | ≤ 15 minutes |
| Ambient conditions | |
| Temperature*: | (–40 to 50)°C (–40 to 122)°F |
| Humidity*: | (10 to 90)% RH |
| Pressure: | (700 to 1,300) hPa |
| Influence of temperature | |
| Zero point: | ≤ ± 0.2 Vol.-% |
| Sensitivity: | ≤ ± 2% of measured value |
| Influence of humidity | |
| Zero point: | No effect |
| Sensitivity: | ≤ ± 0.1% of measured value/% RH |
| Test gas: | approx. 12 to 20 Vol.-% O2 in N2 |
Internal development
We design and build our sensors in-house, using our own engineering expertise. This gives us full control over quality and ensures accurate readings. It also means the sensors work seamlessly with our complete range of Dräger gas detectors.
Low operating costs
Our sensors provide reliable readings and require calibration only rarely. Depending on the type, they can last up to five years.
Draeger Portable Gas Detection Manual PDF
Two in One
Note that some sensors that Draeger offers a ‘dual’ sensors bring together the capabilities of two sensors in one, allowing for simultaneous gas detection. They make it possible to measure both oxygen concentration (O₂ % by volume) and low-level gases like carbon monoxide (CO) or hydrogen sulfide (H₂S) in ppm—using just a single sensor. It’s a smarter, more efficient way to monitor multiple hazards at once.
About Dräger
Dräger manufactures medical and safety technology products. In so doing, Draeger protects, supports, and saves people’s lives around the world with fire departments, hazmat, and emergency services. Founded in Lübeck in 1889, Dräger has grown into a worldwide, listed enterprise. It is in its fifth generation as a family-run business. Dräger has more than 15,000 employees worldwide and is present in over 190 countries around the globe. In 2020, the company generated net sales of around EUR 3.4 billion.Hazmat responders all over the world use Dräger technology. It operates in around 50 countries with its own sales and service companies directly on location where its customers are. HazMat teams rely on HAZMAT Resource, get on-board and request a quote today!
Dräger VOICE – your hazmat-based safety product finder
Dräger HazMat VOICE is an essential tool for the safe handling of hazardous materials. One click and you’ll receive relevant information and specific recommendations of safety equipment for more than 1,500 hazardous substances in its database. Give it a try – it is so simple https://www.draeger.com/en-us_us/Substances
Need more information?
Fore more information about the O2 electrochemical gas sensor, contact us today!
Draeger XXS Sensors Oxygen
What should normal O2 sensor readings be?
Normal oxygen sensor readings depend on the environment and application, but in general:
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Ambient air: Around 20.9% Vol.-% oxygen is considered normal.
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Confined spaces: Should remain above 19.5% Vol.-% to be considered safe.
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Oxygen-enriched environments: Above 23.5% Vol.-% can pose a fire hazard.
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Low oxygen levels (hypoxia risk): Below 19.5% Vol.-% is considered oxygen-deficient and dangerous.
The Draeger XXS O₂ sensors provide fast and reliable measurements, helping ensure that oxygen levels stay within safe limits.
Normal oxygen sensor readings depend on the environment and application, but in general:
-
Ambient air: Around 20.9% Vol.-% oxygen is considered normal.
-
Confined spaces: Should remain above 19.5% Vol.-% to be considered safe.
-
Oxygen-enriched environments: Above 23.5% Vol.-% can pose a fire hazard.
-
Low oxygen levels (hypoxia risk): Below 19.5% Vol.-% is considered oxygen-deficient and dangerous.
The Draeger XXS O₂ sensors provide fast and reliable measurements, helping ensure that oxygen levels stay within safe limits.









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