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Rs485 pH Sensors With Replaceable Measuring Head For Sewage Or Drinking Water
The replaceable measuring head of DPH890 sensor has the following advantages:
Economical: When the sensor head fails or is damaged, you only need to replace the head instead of buying the whole sensor. This saves the cost of repairing or replacing the sensor.
Easy maintenance: replaceable sensor head design makes maintenance easier. You can easily remove and replace the sensor head without complicated maintenance operations.
Reduced downtime: If a sensor head fails, you can immediately replace it with a new one instead of waiting for repairs or replacing the entire sensor. This reduces downtime during production and increases efficiency.
Adapt to different application requirements: Different applications may require different types or specifications of sensor heads. Interchangeable sensor heads make it more flexible and convenient to choose the right head according to specific needs.
Improved Precision and Accuracy: Over time, sensor heads may lose accuracy or precision due to the environment in which they are used. By changing the head, you can ensure that the measurement results of the sensor are always accurate and reliable.
In short, the replaceable pH sensor measuring head can provide more economical, convenient and reliable maintenance and operation methods, making the pH measurement process more efficient and accurate.
Specification:
| Model | DPH890 | DRH890 |
| Electrical Isolation | Electrical isolated communication and power interfaces | |
| Measuring Object | pH | ORP |
| Measuring Technology | Electrochemical glass electrode | Electrochemical platinum electrodes |
| Measuring Range | pH: 0~14pH TEMP: 0~50℃ | ORP: ±2000mV TEMP: 0~50℃ |
| Resolution | 0.01pH / 0.1℃ | 1mV / 0.1℃ |
| Accuracy | 0.1% of the range or ±0.02pH, take the larger one; Temp: ±0.5℃ | 0.1% of the range or ±2mV, take the larger one; Temp: ±0.5℃ |
| Communication | RS485 MODBUS-RTU | |
| Temp Unit | Automatic Temp compensation | Temp measurement |
| Response Time | T90＜10s | |
| Calibration Method | Zero position calibration, slope calibration, offset calibration | |
| Work Pressure | 0~1Bar | |
| Sample Flow Rate | 0.5m/s≥flow rate≥0.001m/s | |
| Operating Temp | 0~50℃ (does not freeze) | |
| Storage Temp | 0~60℃ (does not freeze) | |
| Shell Material | POM+SS 316L or POM+Titanium alloy | |
| Dimension | Diameter: 38mm length: 270 mm (Body:D 38mm L 270mm Head: D 27mm L 115mm) | |
| Mounting Thread | Immersed or piped installation (Requires mounting accessory support) | |
| Lead interface | Integral or split M16 connector | |
| Protection Grade | IP68 | |
| Power Supply | 9~24V DC | |
| Power Consumption | 0.2W | |
| Weight | 550g | |
| Cable | Standard 5 meters (other length can be customized) | |
Please click the user manual of pH sensor here:
Features＆ Advantages
Aplication:
Water treatment monitoring
Drinking water,surface water,water quality analyze,ground
water,ect.
Industrial process monitoring and dosing control
Chemical,petroleum,paper,food and medicine,PCB manufacturing,etc.
