Chongqing Chuanyi PDS803
±0.04% FS（最高 ±0.025% FS） accuracy | 100:1 turndown | 未标注
Key Specifications
| Brand | 川仪 |
|---|---|
| Model | PDS803 |
| Category | Pressure Transmitters |
| Measuring principle | 单晶硅复合传感器（全焊接复合微硅固态传感器，模块化电子设计） |
| Pressure type | 表压+绝压 |
| Accuracy | ±0.04% FS（最高 ±0.025% FS） |
| Turndown ratio | 100:1 |
| Long-term stability | ±0.1% FS / 10年 |
| Wetted materials | 多种防腐材质可选（官网标注规格齐全接液材质） |
| Max static pressure | 表压 PDS803G 0~70 MPa；绝压 PDS803A 0~20 MPa(A)；过载极限 42 MPa |
| Response time | 90 ms |
| Communication protocol | HART / PROFIBUS PA / FF |
| Output signal | 4-20 mA DC（叠加 HART 通信）、PROFIBUS-PA、FF 通信信号 |
| SIL rating | 未标注 |
| Explosion protection | 未标注（权威认证，选型样本提供） |
| IP rating | 未标注 |
| Ambient temperature | 未标注 |
| Warranty | 未标注 |
| Process temperature | 未标注（选型样本 PDF 提供） |
| Additional features | 直连式安装（PDS803）；完善的智能诊断、仿真、监测功能；组态方式多样化；高指标电磁兼容及雷电保护；高稳定性 |
Data Sources
- Product page: http://www.cqcy.com/content/details290_4854.html
- Datasheet: http://www.cqcy.com/Upload/File/202508/20250829134118_1912.pdf
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