MultiGas
Sauerstoff-Sensor · Data Sheet
Overview
The oxygen sensor is a sensor module available as option in addition to a RITTER MultiGas NDIR or NDUV sensor. The measured oxygen concentration is displayed in the provided software. The sensor is built into the casing of the RITTER MultiGas sensors.The following versions are available:
Specifications
General features
Version | Standard version | H2S resistant version | |
---|---|---|---|
Measurement range | 0 – 25 Vol.% O2 | 0 – 100 Vol.% O2 | 0.5 – 35 Vol.% O2 |
Application | Biogas, Automotive exhaust gas analyser | Industrial, fully CO2 resistant | Industrial, fully CO2 resistant, shows high resistance to acid gases |
Medium contact materials | ABS, FKM, PPS, PTFE, stainless steel | ABS, PVC, PPS, PTFE, stainless steel | ABS, PVC, PPS, PTFE, stainless steel |
Expected operating life | 1,000,000 Vol.% O2 h | ~ 1,200,000 Vol.% O2 h | ~ 1,200,000 Vol.% O2 h |
Sensor lifetime | 4 years at ambient air, depending on application | 6 years at ambient air, depending on application | 6 years at ambient air |
Dimensions (H x W x L) | 65.4 mm × 31.7 mm × 56.6 mm | ||
Weight | 70 g | ||
Tube connector | 4/6 mm tube |
Measuring response *
Version | Standard version | H2S resistant version | |
---|---|---|---|
Measurement range | 0 – 25 Vol.% O2 | 0 – 100 Vol.% O2 | 0.5 – 35 Vol.% O2 |
Resolution | 0.1 Vol.% | 0.1 Vol.% | 0.1 Vol.% |
Response time (t90) | < 3.5 s | < 10 s | < 5 s |
Drift ** | < 1% per month | < 1% per month | < 3% per month |
Linearity Error | 0 – 2 Vol.% O2: ± 0.1 abs. 2.1 – 100 Vol.% O2: ± 0.05 rel. | 0 – 2 Vol.% O2: ± 0.1 abs. 2.1 – 35 Vol.% O2: ± 0.05 rel. | |
Repeatability *** | ± 1 Vol.% O2 | ± 1 Vol.% O2 | |
Influence of Humidity | –0.03 % rel. O2 reading / % RH | –0.03 % rel. O2 reading / % RH | –0.03 % rel. O2 reading / % RH |
Interferences | CO2: up to 20 Vol.% CO: up to 2000 ppm NOx: up to 5000 ppm HC: up to 5000 ppm N2O: up to 500 ppm | < 20 ppm O2 response to: 100 Vol.% CO 100 Vol.% CO2 100 Vol.% C3H8 3000 ppm NO in N2 1000 ppm C6H6 in N2 500 ppm SO2 in N2 < 100 ppm O2 response to: 3000 ppm C2H6O 3000 ppm C4H10S < 200 ppm O2 response to: 3000 ppm C2H6S2 < 400 ppm O2 response to: 100 Vol.% H2 < 500 ppm O2 response to: 2000 ppm H2S in N2 | < 20 ppm O2 response to: 100 Vol.% CO 100 Vol.% CO2 100 Vol.% C3H8 1000 ppm C6H6 in N2 2000 ppm H2S in N2 < 20000 ppm O2 response to: 3000 ppm NO in N2 1000 ppm H2 in N2 500 ppm SO2 in N2 |
(*) related to Pa = 1013 hPa, Ta = 25 °C, RH = 50%, flow = 2.5l/min
(**) averaged across 12 months
(***) @ 100 Vol.% O2 applied for 5 min
Climatic conditions
Version | Standard version | H2S resistant version | |
---|---|---|---|
Measurement range | 0 – 25 Vol.% O2 | 0 – 100 Vol.% O2 | 0.5 – 35 Vol.% O2 |
Operating temperature | 0 – 40 °C intermittent 40 – 50 °C | 0 – 45 °C | 0 – 50 °C |
Storage temperature | -20 – 40 °C 5 – 25 °C recommended 40 – 50 °C max. 1 week | 5 – 30 °C recommended -20 – 50 °C maximum | |
Air pressure | 650 – 1250 hPa (mbar) | 700 – 1250 hPa (mbar) | 600 – 1250 hPa (mbar) |
Ambient humidity | 0 – 95% rel. humidity (not condensing) |
V 1.0 / Rev. 2023-03-21 / Subject to alterations.
The most recent version of this data-sheet can be found at …
https://dlr.ritter.de/sauerstoff-sensor/
Dr.-Ing. RITTER Apparatebau GmbH & Co. KG · Coloniastrasse 19-23 · D-44892 Bochum · Germany
For questions please contact mailbox@ritter.de or your local distribution partner (on our overview page)
https://dlr.ritter.de/sauerstoff-sensor/
Dr.-Ing. RITTER Apparatebau GmbH & Co. KG · Coloniastrasse 19-23 · D-44892 Bochum · Germany
For questions please contact mailbox@ritter.de or your local distribution partner (on our overview page)