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SS1118 (O₂)

Galvanic Cell(lead-oxygen battery) O₂ Sensor (0~100%)

SS1118 是一种使用原电池（铅-氧电池）技术的氧气传感器，可测量 0 至 100% 体积比的氧气浓度。其具有快速响应时间、优秀的线性输出和高精度，适用于便携设备、安全监测、燃烧效率分析及医疗等领域。
该传感器内建温度补偿电路，可降低环境变化带来的信号漂移。在空气中使用寿命可达 24 个月以上，具备低交叉干扰，性能稳定可靠。

KEY FEATURES

原电池型（铅-氧电池）
测量范围：0–100% 体积比 O₂
快速响应（T90 < 15 秒）
精度：±1% 满量程
使用寿命长（空气中 ≥24 个月）
优异的线性输出，低交叉干扰

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SS1118 is a galvanic-type oxygen sensor designed to measure oxygen concentrations from 0 to 100% by volume. Delivers stable, linear output signal with rapid response time and excellent accuracy, ideal for portable instruments, safety monitoring, combustion analysis, and medical applications.
Built-in temperature compensation minimizes drift across varying environments. Typical lifespan exceeds 24 months in air with minimal cross-interference, ensuring reliable performance under wide ambient conditions.

Product Specifications

Performance Characteristics
Sensor Type	Galvanic cell (lead-oxygen battery)
Measurement Range	0~100% Oxygen
Output Signal	6±1.5mV in air @ 25℃ 60% RH
Accuracy	< ±1.0% Full scale @ constant temperature and pressure
T90 Response Time	<15 sec for 90% response
Output Linearity	Linear
Zero Offset Voltage	Less than 0.5mV in 100% N₂ @ 25℃ 40% RH
Cross Interference	Less than 0.1% O₂ response to 0~100% CO₂ 0~1% NOx, CO, H₂, H₂S
Environmental
Temperature Range Continuous	-10℃ to +50℃
Pressure Range	700 to 1300 mbar
Operating Humidity Range	5% to 95% RH (Non-condensing)
Life Time
Stability	Less than 1% drift over 8 hours and more @ constant temperature and pressure
Recommended Storage Temp	0℃ to 20℃
Expected Operating Life	≥24 months in air
Standard Warranty	18 months from date of dispatch