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| Brand | Alphasense |
|---|---|
| Origin | United Kingdom |
| Model | H202-B1 |
| Sensor Type | Electrochemical |
| Target Gas | Hydrogen Peroxide (H₂O₂) vapor |
| Operating Principle | Amperometric detection |
| Output Signal | Linear current output (nA/ppm) |
| Typical Range | 0–10 ppm (configurable) |
| Resolution | <0.01 ppm |
| Response Time (T90) | <60 s |
| Operating Temperature | −20 °C to +50 °C |
| Humidity Range | 15–90 % RH (non-condensing) |
| Expected Lifetime | ≥24 months (in ambient air) |
| Compliance | CE marked, RoHS compliant, ATEX/IECEx optional variants available |
| Brand | Alphasense (UK) |
|---|---|
| Origin | United Kingdom |
| Model | H2O2-B1 |
| Measurement Range | 0–2000 ppm |
| Sensitivity | 50–90 nA/ppm |
| Response Time (t₉₀) | ≤25 s |
| Linearity Error | ±30 ppm |
| Overload Capacity | 5000 ppm |
| Resolution | <0.5 ppm |
| Dimensions | Ø32.3 × 16.5 mm |
| Operating Temperature | −30 to +50 °C |
| Operating Humidity | 15–90 %RH (non-condensing) |
| Load Resistance | 10–47 Ω |
| Expected Service Life | 24 months |
| Storage Shelf Life | 6 months |
| Brand | Alphasense (UK) |
|---|---|
| Origin | United Kingdom |
| Model | H2S-A1 |
| Measurement Range | 0–100 ppm |
| Sensitivity | 550–900 nA/ppm |
| Response Time (t₉₀) | <25 s |
| Linear Range | 0–20 ppm |
| Full-Scale Linearity Error | ±4 ppm |
| Overload Capacity | 500 ppm |
| Resolution | <0.05 ppm |
| Dimensions | 20.2 × 16.5 mm |
| Operating Temperature | −30 to +50 °C |
| Operating Humidity | 15–90 %RH (non-condensing) |
| Load Resistance | 10–47 Ω |
| Expected Service Life | 24 months |
| Storage Shelf Life | 6 months |
| Brand | Alphasense |
|---|---|
| Origin | United Kingdom |
| Model | H2S-AE |
| Measurement Range | 0–2000 ppm |
| Sensitivity | 65–125 nA/ppm |
| Response Time (t₉₀) | <25 s |
| Linear Range | 0–400 ppm |
| Linearity Error | ±0–40 ppm |
| Overload Capacity | 10,000 ppm |
| Resolution | <0.5 ppm |
| Dimensions | Ø20.2 × 16.5 mm |
| Operating Temperature | −30 to +50 °C |
| Operating Humidity | 15–90 %RH (non-condensing) |
| Load Resistance | 10–47 Ω |
| Expected Service Life | 24 months |
| Storage Shelf Life | 6 months |
| Brand | Alphasense (UK) |
|---|---|
| Origin | United Kingdom |
| Model | H2S-AH (High-Current) |
| Measurement Range | 0–50 ppm |
| Sensitivity | 900–1500 nA/ppm |
| Response Time (t₉₀) | <30 s |
| Linear Range | 0–20 ppm |
| Full-Scale Linearity Error | 0 to –2.5 ppm |
| Overload Capacity | 250 ppm |
| Resolution | <0.03 ppm |
| Dimensions | Ø20.2 × 16.5 mm |
| Operating Temperature | –30 to +50 °C |
| Operating Humidity | 15–90 %RH (non-condensing) |
| Load Resistance | 10–47 Ω |
| Expected Service Life | 24 months |
| Storage Shelf Life | 6 months |
| Brand | Alphasense (UK) |
|---|---|
| Origin | United Kingdom |
| Model | H2S-BE |
| Measurement Range | 0–2000 ppm |
| Sensitivity | 80–140 nA/ppm |
| Response Time (t₉₀) | <50 s |
| Linear Range | 0–400 ppm (linearity error < ±30 ppm) |
| Overload Capacity | 10,000 ppm |
| Resolution | <0.5 ppm |
| Operating Temperature | −30 to +50 °C |
| Operating Humidity | 15–90 % RH (non-condensing) |
| Load Resistance | 10–47 Ω |
| Dimensions | Ø32.3 × 16.5 mm |
| Expected Service Life | 24 months |
| Storage Stability | 6 months (unpowered, 20–25 °C) |
| Brand | Alphasense |
|---|---|
| Origin | United Kingdom |
| Model | H2S-BH |
| Measurement Range | 0–50 ppm |
| Sensitivity | 1400–2200 nA/ppm |
| Response Time (t₉₀) | <55 s |
| Linear Range | 0–20 ppm |
| Linearity Error | –1 to –2 ppm across full scale |
| Overload Capacity | 200 ppm |
| Resolution | <0.02 ppm |
| Dimensions | Ø32.3 × 16.5 mm |
| Operating Temperature | –30 to +50 °C |
| Operating Humidity | 15–90 %RH (non-condensing) |
| Load Resistance | 10–47 Ω |
| Expected Operational Lifetime | 2 years |
| Storage Shelf Life | 6 months |
| Brand | Alphasense (UK) |
|---|---|
| Origin | United Kingdom |
| Model | H2S-D1 |
| Overload | 200 ppm |
| Response Time (t₉₀) | <20 s |
| Dimensions | Ø14.5 × 8.4 mm |
| Measurement Range | 0–100 ppm |
| Sensitivity | 110–160 nA/ppm |
| Expected Operational Life | 24 months |
| Output Type | Linear current output (nA) proportional to H₂S concentration |
| Brand | Alphasense (UK) |
|---|---|
| Origin | United Kingdom |
| Model | H2S-D4 (Miniature) |
| Measurement Range | 0–100 ppm |
| Sensitivity | 110–170 nA/ppm |
| Response Time (t₉₀) | <25 s |
| Linear Range | 0–20 ppm (±6 ppm full-scale linearity error) |
| Overload Capacity | 200 ppm |
| Resolution | <0.2 ppm |
| Dimensions | Ø14.5 × 8.3 mm |
| Operating Temperature | −30 to +50 °C |
| Operating Humidity | 15–90 %RH (non-condensing) |
| Load Resistance | 10–47 Ω |
| Expected Service Life | 24 months |
| Storage Life (unmounted, sealed) | 6 months |
| Sensor Type | Three-electrode electrochemical cell |
| Brand | Alphasense (UK) |
|---|---|
| Origin | United Kingdom |
| Model | HCL-A1 |
| Sensitivity | 50–140 nA/ppm |
| Response Time (t₉₀) | <300 s |
| Resolution | 1 ppm |
| Dimensions | Ø20.2 × 16.5 mm |
| Operating Temperature | −30 to +50 °C |
| Operating Humidity | 15–90 %RH (non-condensing) |
| Load Resistance | 10–33 Ω |
| Sensor Type | Three-electrode electrochemical cell |
| Target Gas | Hydrogen chloride (HCl) |
| Lifetime (typical) | ≥24 months (in ambient air, 23 °C, 50 %RH) |
| Brand | Alphasense (UK) |
|---|---|
| Origin | United Kingdom |
| Model | HCL-B1 |
| Sensitivity | 120–250 nA/ppm |
| Response Time (t90) | <200 s |
| Resolution | <0.1 ppm |
| Operating Temperature | −30 to +50 °C |
| Operating Humidity | 15–90 %RH (non-condensing) |
| Load Resistance | 10–33 Ω |
| Diameter × Height | 32.3 × 16.5 mm |
| Brand | Alphasense (UK) |
|---|---|
| Origin | United Kingdom |
| Model | HCL-D4 |
| Sensitivity | 100–200 nA/ppm |
| Response Time (t₉₀) | ≤250 s |
| Resolution | <0.1 ppm |
| Zero Current | <3 ppm |
| Measurement Range | 0–50 ppm |
| Overload Capacity | 100 ppm |
| Load Resistance | 10–33 Ω |
| Diameter × Height | Φ14.5 × 8.3 mm |
| Sensor Type | Three-Electrode Electrochemical |
| Brand | Alphasense (UK) |
|---|---|
| Origin | United Kingdom |
| Model | HCN-A1 |
| Measurement Range | 0–100 ppm |
| Sensitivity | 45–85 nA/ppm |
| Response Time (t₉₀) | <70 s |
| Linear Range | 0–40 ppm |
| Full-Scale Error | ±4–8 ppm |
| Overload Capability | 150 ppm |
| Resolution | <0.05 ppm |
| Dimensions | Ø20.2 × 16.5 mm |
| Operating Temperature | −30 to +50 °C |
| Operating Humidity | 15–90 %RH (non-condensing) |
| Load Resistance | 10–33 Ω |
| Expected Service Life | 12 months |
| Storage Shelf Life | 6 months |
| Brand | Alphasense (UK) |
|---|---|
| Origin | United Kingdom |
| Model | HCN-B1 |
| Measurement Principle | Amperometric Electrochemistry |
| Detection Range | 0–100 ppm |
| Sensitivity | 65–140 nA/ppm |
| Response Time (t₉₀) | <120 s |
| Linearity Range | 0–40 ppm (full-scale linearity error ≤ ±5% of reading in 0–4 ppm range) |
| Overload Capacity | 200 ppm |
| Resolution | <0.05 ppm |
| Dimensions | Ø32.3 × 16.5 mm |
| Operating Temperature | −30 to +50 °C |
| Operating Humidity | 15–90 % RH (non-condensing) |
| Load Resistance | 10–33 Ω |
| Expected Operational Lifetime | 12 months (typical, under standard ambient conditions) |
| Storage Shelf Life | 6 months (at 20 °C, sealed in original packaging) |
| Brand | Alphasense (UK) |
|---|---|
| Origin | United Kingdom |
| Model | HCN-D4 |
| Measurement Principle | Amperometric Electrochemistry |
| Range | 0–50 ppm |
| Sensitivity | 30–50 nA/ppm |
| Response Time (t₉₀) | <50 s |
| Overload Capacity | 250 ppm |
| Resolution | <0.3 ppm |
| Operating Temperature | –20 to +50 °C |
| Operating Humidity | 15–90 % RH (non-condensing) |
| Load Resistance | 10–47 Ω |
| Expected Operational Lifetime | 12 months |
| Storage Life (unmounted, sealed) | 6 months |
| Dimensions | Ø14.5 × 8.3 mm |
| Brand | Alphasense |
|---|---|
| Origin | UK |
| Model | IRC-A1 |
| Measurement Principle | Non-Dispersive Infrared (NDIR) |
| Range Options | 0–5000 ppm, 0–5% vol, 0–20% vol, 0–100% vol |
| Resolution | 15 ppm, 100 ppm, 500 ppm, or 0.5% vol (dependent on range) |
| Accuracy | ±1% FS, ±1.5% FS, ±2.5% FS, or ±4% FS (dependent on range) |
| Response Time (t₉₀) | <40 s |
| Operating Temperature | −20 °C to +55 °C |
| Expected Service Life | >5 years |
| Dimensions | Ø20.0 × 16.5 mm |
| Brand | Alphasense (UK) |
|---|---|
| Origin | United Kingdom |
| Model | IRC-AT |
| Measurement Principle | Non-Dispersive Infrared (NDIR) |
| Range | 0–5000 ppm / 0–5% vol / 0–20% vol |
| Resolution | 25 ppm / 250 ppm / 0.4% vol |
| Accuracy | ±1.5% FS / ±2.5% FS (depending on range) |
| Response Time (t₉₀) | <40 s |
| Operating Temperature | −20 °C to +50 °C |
| Expected Service Life | >5 years |
| Dimensions | Ø20.0 × 16.5 mm |
| Brand | Alphasense (UK) |
|---|---|
| Origin | United Kingdom |
| Model | IRM-AT |
| Measurement Principle | Non-Dispersive Infrared (NDIR) |
| Detection Gas | Methane (CH₄) |
| Range | 0–2.5% vol and 0–100% vol |
| Full-Scale Resolution | <400 ppm (≤2.5% vol) |
| Accuracy | ±500 ppm (low range) / ±1% vol (high range) |
| Response Time (t₉₀) | <40 s |
| Operating Temperature | −20 °C to +50 °C |
| Expected Service Life | >5 years |
| Dimensions | Ø20.0 × 16.5 mm |
| Zero Drift Compensation | Dual-channel reference compensation |
| Compliance | Designed for industrial safety and environmental monitoring applications per IEC 60079-29-1, EN 50194, and compatible with ATEX/IECEx system integration requirements |
| Brand | Alphasense (UK) |
|---|---|
| Origin | United Kingdom |
| Model | LFO2-A4 |
| Measurement Range | 0–30% O₂ |
| Operating Lifetime | ≥5 years |
| Dimensions | Ø20.3 × 16.5 mm |
| Output Current | 80–130 µA @ 20.9% O₂ |
| Response Time (t₉₀) | <17 s (20.9% → 0% O₂) |
| Linearity Error | <0.1% O₂ at 10% O₂ |
| Weight | <6 g |
| Operating Temperature | −30 to +50 °C |
| Pressure Range | 80–120 kPa |
| Humidity Range | 5–95% RH (non-condensing) |
| Storage Life | 6 months at 3–20 °C |
| Brand | Alphasense (UK) |
|---|---|
| Origin | United Kingdom |
| Model | NH3-AF |
| Overload | 200 ppm |
| Response Time (T90) | <60 s |
| Dimensions | Ø20.2 × 16.5 mm |
| Detection Range | 0–100 ppm NH₃ |
| Sensitivity | 20–40 nA/ppm |
| Operating Temperature | −20 to +50 °C |
| Operating Humidity | 15–90 % RH (non-condensing) |
| Zero Current | <±20 nA |
| Load Resistance | 10 Ω |
| Expected Lifetime | >24 months (in air) |
| Storage Life | 6 months (refrigerated, unopened) |
| Brand | Alphasense (UK) |
|---|---|
| Origin | United Kingdom |
| Model | NH3-B1 |
| Detection Range | 0–100 ppm |
| Overload Limit | 200 ppm |
| Zero Current | < +10 nA |
| Response Time (t90) | < 150 s |
| Sensitivity | 20–60 nA/ppm |
| Dimensions | Ø32.3 × 16.5 mm |
| Sensor Type | Three-Electrode Electrochemical |
| Operating Temperature | −20 °C to +50 °C |
| Storage Temperature | −40 °C to +70 °C |
| Humidity Range | 15–90 % RH (non-condensing) |
| Expected Lifetime | ≥24 months (in air) |
| Compliance | RoHS, REACH, CE marked per EN 50291-1:2019 |
| Brand | Alphasense (UK) |
|---|---|
| Origin | United Kingdom |
| Model | NO-A1 |
| Sensitivity | 320–480 nA/ppm |
| Response Time (t₉₀) | <45 s |
| Linear Range | 0–50 ppm |
| Linearity Error | ±5% of reading (0–25 ppm), ±10% (25–50 ppm) |
| Overload Capacity | 800 ppm |
| Resolution | <0.2 ppm |
| Dimensions | Ø20.2 × 16.5 mm |
| Operating Temperature | −30 to +50 °C |
| Operating Humidity | 15–90 %RH (non-condensing) |
| Load Resistance | 10–47 Ω |
| Bias Voltage | +300 mV |
| Expected Operational Life | 24 months |
| Storage Stability | 6 months (unpowered, sealed, 23 °C) |
| Brand | Alphasense (UK) |
|---|---|
| Origin | United Kingdom |
| Model | NO-AE |
| Measurement Principle | Amperometric Electrochemistry |
| Range | 0–5000 ppm |
| Sensitivity | 60–100 nA/ppm |
| Response Time (t₉₀) | <45 s |
| Linear Range | 0–250 ppm |
| Overload Capacity | 10,000 ppm |
| Resolution | 1 ppm |
| Diameter × Height | Φ20.2 × 16.5 mm |
| Operating Temperature | −30 to +50 °C |
| Operating Humidity | 15–90 % RH (non-condensing) |
| Load Resistance | 10–47 Ω |
| Expected Service Life | 24 months |
| Storage Stability | 6 months (unpowered, sealed, 20 °C) |
| Brand | Alphasense (UK) |
|---|---|
| Origin | United Kingdom |
| Model | NO-B1 |
| Measurement Range | 0–250 ppm |
| Sensitivity | 400–620 nA/ppm |
| Response Time (t₉₀) | <30 s |
| Linear Range | –20 to –25 ppm (zero-current baseline offset) |
| Overload Capacity | 1200 ppm |
| Resolution | <0.15 ppm |
| Dimensions | Ø32.3 × 16.5 mm |
| Operating Temperature | –30 to +50 °C |
| Operating Humidity | 15–90 %RH (non-condensing) |
| Load Resistance | 10–47 Ω |
| Expected Service Life | 24 months (typical, under recommended operating conditions) |
| Storage Shelf Life | 6 months (at 20 °C, sealed in original packaging) |
| Brand | Alphasense (UK) |
|---|---|
| Origin | United Kingdom |
| Model | NO-B4 |
| Sensitivity | 500–850 nA/ppm |
| Response Time (t₉₀) | <45 s |
| Zero Current | 30–200 nA |
| Measurement Range | 0–20 ppm |
| Overload Capacity | 50 ppm |
| Operating Temperature | −20 to +50 °C |
| Operating Humidity | 15–90 % RH (non-condensing) |
| Expected Lifetime | ≥24 months (in clean air) |
| Bias Voltage | −200 mV |
| Load Resistance | 10 Ω |
| Output Signal | Current (nA) proportional to NO concentration |
| Brand | Alphasense (UK) |
|---|---|
| Origin | United Kingdom |
| Model | NO2-A1 |
| Measurement Range | 0–20 ppm |
| Sensitivity | −400 to −750 nA/ppm |
| Response Time (t₉₀) | <50 s |
| Linearity Error | <±1.5 ppm |
| Overload Capacity | 100 ppm |
| Resolution | 0.02 ppm |
| Dimensions | Ø20.2 × 16.5 mm |
| Operating Temperature | −20 to +50 °C |
| Operating Humidity | 15–90 %RH (non-condensing) |
| Load Resistance | 33 Ω |
| Expected Operational Life | 24 months |
| Storage Stability | 6 months (unpowered, sealed) |
| Brand | Alphasense |
|---|---|
| Origin | UK |
| Model | NO2-AE |
| Measurement Range | 0–200 ppm |
| Sensitivity | −70 to −170 nA/ppm |
| Response Time (t₉₀) | <40 s |
| Linear Range | 2–11 ppm |
| Overload Capacity | 1000 ppm |
| Resolution | ≤0.1 ppm |
| Dimensions | Ø20.2 × 16.5 mm |
| Operating Temperature | −20 to +50 °C |
| Operating Humidity | 15–90 %RH (non-condensing) |
| Load Resistance | 33 Ω |
| Expected Service Life | 24 months |
| Storage Shelf Life | 6 months |
| Brand | Alphasense |
|---|---|
| Origin | United Kingdom |
| Model | NO2-B1 |
| Measurement Range | 0–20 ppm |
| Sensitivity | −600 to −1150 nA/ppm |
| Response Time (t₉₀) | <60 s |
| Linearity Error | ±0.2 ppm |
| Overload Capacity | 100 ppm |
| Resolution | 0.02 ppm |
| Dimensions | Ø32.3 × 16.5 mm |
| Operating Temperature | −20 to +50 °C |
| Operating Humidity | 15–90 %RH (non-condensing) |
| Load Resistance | 33 Ω |
| Expected Service Life | 24 months |
| Storage Shelf Life | 6 months |
| Sensor Type | Three-Electrode Electrochemical Cell |
| Brand | Alphasense (UK) |
|---|---|
| Origin | United Kingdom |
| Model | NO2-D4 |
| Measurement Range | 0–20 ppm |
| Sensitivity | −100 to −350 nA/ppm |
| Response Time (t₉₀) | <35 s |
| Linear Range | 0–10 ppm |
| Linearity Error | ±0.6 ppm across full scale |
| Overload Capacity | 60 ppm |
| Resolution | 0.1 ppm |
| Dimensions | Ø14.5 × 8.3 mm |
| Operating Temperature | −20 to +50 °C |
| Operating Humidity | 15–90 %RH (non-condensing) |
| Load Resistance | 33 Ω |
| Expected Service Life | 24 months |
| Storage Shelf Life | 6 months |
| Brand | Alphasense (UK) |
|---|---|
| Origin | United Kingdom |
| Sensor Type | Electrochemical |
| Model | O2-A1 |
| Rated Service Life | 12 months |
| Output Signal | 190–240 µA in air (20.9% O₂) |
| Response Time (t₉₀) | <15 s |
| Dimensions | Ø20.3 × 16.8 mm |
| Operating Temperature Range | −20 °C to +50 °C |
| Storage Life (uninstalled) | 6 months at 20 °C |
| Compliance | RoHS, CE marked per EN 50104 for gas detectors |