ShenzhenYijiajie Electronic Co., Ltd.
| Delivery Time | 5-8 days |
| Service life | > 24 months |
| Output current | 80 - 120 μA (20.9% O2) |
| Payment Terms | L/C, D/A, D/P, T/T, Western Union |
| Long-term drift | Output fluctuation < 1% in three |
| T90 response time | < 15 s |
| Packaging Details | Palletized |
| Linear error | < 0.6 % FS |
| Supply Ability | 2200 |
| Load resistance | Load resistance |
| Measurement range | 0 - 30 % Vol |
| Zero point current | < 2.5 μA |
| Model Number | O2-W2 |
| Place of Origin | Britain |
| Brand Name | YJJ |
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Product Specification
| Delivery Time | 5-8 days | Service life | > 24 months |
| Output current | 80 - 120 μA (20.9% O2) | Payment Terms | L/C, D/A, D/P, T/T, Western Union |
| Long-term drift | Output fluctuation < 1% in three | T90 response time | < 15 s |
| Packaging Details | Palletized | Linear error | < 0.6 % FS |
| Supply Ability | 2200 | Load resistance | Load resistance |
| Measurement range | 0 - 30 % Vol | Zero point current | < 2.5 μA |
| Model Number | O2-W2 | Place of Origin | Britain |
| Brand Name | YJJ | ||
| High Light | YJJ O2-W2 oxygen sensor 0-30%Vol ，electrochemical oxygen sensor for gas detector ，portable confined-space oxygen sensor module | ||
Product Description:
YJJ O2-W2 Electrochemical Oxygen Sensor 0-30%Vol for Portable Confined‑space Gas Detector Module
Features:
I. Basic Overview
Detection Principle: Three-electrode galvanic electrochemical oxygen sensor
Detection Medium: Oxygen O2 in ambient air
II. Core Performance Parameters
Measurement Range: 0 - 30 % Vol
Standard Output Current: 80 - 120 μA (22℃, 20.9% normal temperature air)
T90 Response Time: < 15 s (20.9% O2 drops to 0)
Zero Point Current: < 2.5 μA (in nitrogen environment)
Linear Deviation: < 0.6 % FS
Long-Term Drift: Output change < 1% within three months
Recommended External Load Resistance: 47 - 100 Ω
III. Environmental Tolerance Specifications
Operating Temperature Range: -30 ℃ ~ +55 ℃
Storage Temperature: 3 - 20℃, sealed storage
Humidity Adaptation: 5 - 95% RH (no condensation); Reading Deviation < 0.7% in high humidity conditions
Air Pressure Adaptation: 80 - 120 kPa; Output Drift < 0.1% due to 20 kPa air pressure variation
Carbon Dioxide Anti-interference: Measurement Offset ≤ 0.1% in 5% CO2 environment
IV. Hardware Size Parameters
Outer Diameter: Φ20.3 mm
Overall Height: 17.4 mm
Net Weight: < 16 g
Pins: 3-pin straight insertion type, facilitating soldering on the detection instrument motherboard
V. Service Life
Regular Operating Life ≥ 24 Months (Output decays to 85% of initial value is considered the end of life)
VI. Main Product Features
Compact size, lightweight, suitable for portable gas detection instruments;
Excellent temperature drift characteristics, with a built-in temperature-sensitivity compensation curve;
Waterproof, dustproof, and breathable membrane, capable of resisting water vapor and dust intrusion;
Low power consumption, no need for power supply, belongs to self-generated current type sensor;
Resistant to CO2, air pressure, and high humidity interference, suitable for complex industrial environments.
VII. Export-Applicable Industry Scenarios (Title Embedded Keywords)
Portable oxygen detector, mine underground security detector, chemical closed-space monitoring, medical equipment oxygen content module, boiler flue gas residual oxygen detection, laboratory incubator, diving oxygen supply equipment, environmental drone air sampling, underground pipe corridor gas alarm, cold chain cabin internal oxygen monitoring
Specifications:
| Oxygen O2 | 0 - 30% VOL |
| Pressure range: | 80-120kpa |
| Humidity range: | 5-95% RH |
| Operating temperature | -30 ℃ to +55 ℃ |
| the size (mm) | 20.3 x 16.8 mm |
Company Details
Business Type:
Manufacturer,Trading Company
Year Established:
2006
Total Annual:
900000-1000000
Employee Number:
50~80
Ecer Certification：
Verified Supplier
Yijiajie Electronics is a full range of silicon pressure sensors from the United States, FREESCALE/, GE, MEAS, SMI, and a full range of sensing and control products from the United States pressure, temperature and humidity, gas flow, current, Hall effect, etc., Japan HAMAMATSU flame, UV sensors, ph... Yijiajie Electronics is a full range of silicon pressure sensors from the United States, FREESCALE/, GE, MEAS, SMI, and a full range of sensing and control products from the United States pressure, temperature and humidity, gas flow, current, Hall effect, etc., Japan HAMAMATSU flame, UV sensors, ph...
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