Chongqing Chuanyi EL-R 系列
雷达（非接触式） | -40 ~ +100 ℃ | 未标注（官方样本未列 SIL）
Key Specifications
| Brand | 川仪 |
|---|---|
| Model | EL-R 系列 |
| Category | Level Transmitters |
| Measuring principle | 雷达（非接触式） |
| Radar frequency | 26 GHz（超高频脉冲） |
| Media | 液体、浆料、颗粒料；特别适用水泥/煤粉等带粉尘料仓及强腐蚀场合 |
| Interface measurement | No |
| Process temperature | -40 ~ +100 ℃ |
| Max static pressure | -0.1 ~ 10.0 MPa（约 -1 ~ 100 bar） |
| Accuracy | ±0.1% / ±0.2% / ±0.5%（按选型） |
| Antenna type | 金属棒 / 非金属棒 / 导波杆 / 喇叭口 / 钢缆 |
| Process connection | DN100（GB/T9119-2000） |
| SIL rating | 未标注（官方样本未列 SIL） |
| Explosion protection | Ex ia IIC T6（本安型）；Ex d IIB T4（隔爆型） |
| Communication protocol | 4…20 mA DC；HART；PROFIBUS-PA |
| IP rating | IP67 |
| IT security (IEC 62443) | No |
| Measuring range | 0 ~ 70 m |
| Blocking distance | 50 mm |
| Power supply | 24 V DC；220 V AC |
| Electrical connection | M20×1.0 |
| Additional features | 非接触无磨损；测量盲区小；波束角小、能量集中、抗干扰强；不受腐蚀与泡沫影响；高低限报警 + 4~20 mA 变送输出 |
Data Sources
- Product page: http://cqcygx.com/i/EL-%20R%E7%B3%BB%E5%88%97%E9%9B%B7%E8%BE%BE%E7%89%A9%E4%BD%8D%E8%AE%A1%20%E4%B8%8B%E8%BD%BD%E8%B5%84%E6%96%99.pdf
- Datasheet: http://cqcygx.com/i/EL-%20R%E7%B3%BB%E5%88%97%E9%9B%B7%E8%BE%BE%E7%89%A9%E4%BD%8D%E8%AE%A1%20%E4%B8%8B%E8%BD%BD%E8%B5%84%E6%96%99.pdf
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