测量范围高达 2,000 ppm 的紧凑型 CO 传感器。
SS2128 是一款电化学式一氧化碳传感器，测量范围为 0–2,000 ppm，非常适合用于 CO 报警器和便携式安全设备。
SS2128 是一款可精确检测 0~2,000 ppm 一氧化碳（CO）浓度的高性能电化学式传感器。
提供 70 ± 20 nA/ppm 的线性输出，T90 响应时间少于 25 秒，重复性出色。
内置过滤容量大于 20,000 ppm·hour，具备低交叉干扰性能，即使在复杂环境中也能保持稳定可靠。
非常适用于工业气体检测器、家用报警器以及火灾报警系统等需要高浓度 CO 检测的场合。
- 测量范围: 0~2,000 ppm（最大允许：5,000 ppm）
- 输出信号: 70 ± 20 nA / ppm
- 响应时间: T90 < 25 秒
- 分辨率: ≤0.5 ppm
- 交叉干扰: 低
- 使用寿命: ≥24 个月
| Performance Characteristics | |
|---|---|
| Output Signal | 70±20 nA / ppm |
| Typical Baseline Range (pure air, @ 20℃) | ≤ ±2 ppm CO equivalent |
| Response Time (T90) | < 25 seconds |
| Filter | ≥ 20,000 ppm·hours capacity |
| Measurement Range | 0–2,000 ppm |
| Maximum Overload | 5,000 ppm |
| Linearity | Linear up to 2,000 ppm |
| Repeatability | < ±2 ppm CO equivalent |
| Recommended Load Resistor | 10 ohms |
| Resolution (Electronics Dependent) | < 0.5 ppm typical |
| Bias Voltage | 0 mV |
| Environmental | |
| Temperature Range Continuous | -20℃ to +50℃ |
| Pressure Range | 800 to 1200 mbar |
| Operating Humidity Range | 15% to 90% RH |
| Lifetime | |
| Long Term Output Drift | < 5% per annum |
| Recommended Storage Temp | 0℃ to 20℃ |
| Expected Operating Life | > 24 months in air |
| Standard Warranty | 24 months from date of dispatch |
| Intrinsic Safety Data | |
| Maximum at 10,000 ppm | 80 mA |
| Maximum o/c Voltage | < 1.0 V |
| Maximum s/c Current | < 0.1 A |
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