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参考报价：电议 型号：
产地：德国 在线咨询
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技术参数：
| Measuring principle | Infrared absorption |
| Measurement Range | 0...1000ppm CO2 0...5.0Vol.-%CO2 0...2500ppm SO2 |
| Accuracy | ±2% of full range |
| Repeatability | ±0.5％（at zero） ±0.5％（at span） |
| Baseline noise | ±0.5％of range |
| Signal response time | t 90<2sec. (at 60 l/h) t 90<1sec. (at 180 l/h) |
| Operating Temperature | 0-45℃ |
| Temperature coefficient | <1% of range /10k |
| Warm-up time | <3 min.(full specification) |
| Output | digital，RS232 analogue，0...1，linear |
| Input Voltage | 5v，dc |
| Power consumption | 8w |
| Dimensions | 160×100×48mm |
| Software | PC-operating software vs.RS232 |
主要特点：
同时测量CO2、SO2两种气体，自身抗干扰设计，适用于碳硫分析领域
