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| Brand | RenKe |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | OEM/ODM Producer |
| Country of Origin | China |
| Model | RK-PM300 |
| Output Interface | RS-485 (Modbus RTU) |
| Enclosure Material | Stainless Steel (316L) |
| Protection Rating | IP54 |
| Supply Voltage | 10–30 VDC |
| Overvoltage Protection | Up to 2× Full Scale |
| Temperature Compensation | Built-in Automatic Compensation |
| Pressure Range Options | –0.1 to 60 MPa (gauge, vacuum, absolute) |
| Communication Distance | Up to 2000 m |
| Compliance | EMI Immunity per IEC 61000-6-2, RoHS Directive 2011/65/EU |
| Optional Dual Measurement | Simultaneous Pressure & Inlet Port Temperature |
| Brand | RenKe |
|---|---|
| Model | RS-QY-N01-2 |
| Measurement Principle | Piezoresistive Sensing with Integrated Temperature Compensation |
| Pressure Range | 0–120 kPa |
| Temperature Range | −40 to +80 °C (standard) |
| Pressure Accuracy | ±0.15 kPa @ 25 °C, 75 kPa |
| Temperature Accuracy | ±0.5 °C @ 25 °C |
| Long-Term Stability | ≤−0.1 kPa/year (pressure), ≤0.1 °C/year (temperature) |
| Output | RS-485 Modbus RTU (default baud rate: 4800, 8N1) |
| Power Supply | 10–30 V DC |
| Power Consumption | ≤0.5 W |
| Response Time | ≤1 s |
| Operating Environment | −20 to +60 °C, 0–80 %RH |
| Enclosure Type | Wall-Mounted IP65 Housing |
| Compliance | CE-marked design principles, RoHS-compliant materials, compatible with ISO/IEC 17025-aligned calibration workflows |
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