Emerson Rosemount 3144P
RTD、热电偶(T/C)、mV、欧姆（通用输入） | ±0.05% 量程（典型）；±0.075% 精度等级（Pt100） | SIL 3
Key Specifications
| Brand | Emerson |
|---|---|
| Model | Rosemount 3144P |
| Category | Temperature Transmitters |
| Sensor input | RTD、热电偶(T/C)、mV、欧姆（通用输入） |
| Channels | 单/双传感器（双传感器 Hot Backup 冗余） |
| Accuracy | ±0.05% 量程（典型）；±0.075% 精度等级（Pt100） |
| Sensor range | RTD：-200 ~ 850 ℃；热电偶：-210 ~ 1820 ℃（视类型，覆盖 LNG -162 ℃ 深冷） |
| Sensor-transmitter matching | Yes |
| Output signal | 4-20 mA + HART 7 / FOUNDATION Fieldbus |
| Communication protocol | HART |
| SIL rating | SIL 3 |
| Explosion protection | Ex d / 本安（危险区域认证，详见订货号） |
| IP rating | IP66/67（双腔现场外壳） |
| Diagnostics | Hot Backup 双传感器、传感器漂移预警、热电偶老化诊断、最小/最大温度追踪 |
| Mounting type | 现场安装双腔外壳 / DIN 导轨 |
| Supply voltage | 11 ~ 42 V DC（两线制回路供电） |
| Certifications | SIL 2/3（IEC 61508 独立第三方认证）；ATEX / IECEx / 船级社 |
Data Sources
- Product page: https://www.emerson.com/en-br/catalog/rosemount-sku-3144p-temperature-transmitter
- Datasheet: https://www.emerson.co.jp/is/content/emerson/zh/measurement-instrumentation/technical/products/temperature/documents/doc-rosemount-00813-0100-4021.pdf
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