The online multi-parameter water quality sensor adopts an all-in-one structure design. Each single-parameter sensor is an RS485 digital probe and is water tightly connected to the mother body. The optional parameters support up to 6 probes connected to one mother body and detect 7 parameters. The sensor comes with a cleaning brush, which can effectively clean the measuring end face, scrape off bubbles, and prevent microbial attachment. It can calmly cope with the monitoring needs of various water environment conditions such as sewage treatment, surface water, ocean and groundwater.
1. Fully digital sensor, RS485 output, standard MODBUS protocol;
2. All calibration parameters are stored in the sensor, and each probe is equipped with a waterproof connector for easy plug-in and replacement;
3. Equipped with an automatic cleaning device, it can effectively clean the measuring end face, scrape bubbles, prevent microbial attachment, and reduce maintenance;
4. Dissolved oxygen, conductivity (salinity), turbidity, pH, ORP, chlorophyll, blue-green algae and oil in water sensors can be freely matched;
5. All-in-one structural design, six probes can be connected at the same time to measure seven parameters;
6. Efficient acquisition algorithm, whole machine response time ≤30s, abnormal shutdown of the mother integrated voltage, abnormal communication alarm, abnormal cleaning brush alarm, convenient operation and maintenance judgment.
It can easily cope with various water environment monitoring needs such as sewage treatment, surface water, ocean and ground water.
Measurement parameters |
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Product name | Fully digital titanium alloy multi-parameter water quality sensor |
Multi-parameter matrix | Supports up to 6 sensors, 1 central cleaning brush. The probe and cleaning brush can be removed and freely combined. |
Dimensions | Φ81mm *476mm |
Operating temperature | 0~50℃ (no freezing) |
Calibration data | Calibration data is stored in the probe, and the probe can be removed for direct calibration |
Output | One RS485 output, MODBUS protocol |
Whether to support automatic cleaning brush | Yes/standard |
Cleaning brush control | The default cleaning time is 30 minutes, and the cleaning time interval can be set. |
Power supply requirements | Whole machine: DC 12~24V, ≥1A; Single probe: 9~24V, ≥1A |
Protection level | IP68 |
Material | POM, anti-fouling copper sheet |
Status alarm | Internal power supply abnormality alarm, internal communication abnormality alarm, cleaning brush abnormality alarm |
Cable length | With waterproof connector, 10 meters (default), customizable |
Protective cover | Standard multi-parameter protective cover |
Wireless transmission |
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Wireless transmission | LORA / LORAWAN(EU868MHZ,915MHZ), GPRS, 4G,WIFI |
Provide cloud server and software |
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Software | 1. The real time data can be seen in the software .2. The alarm can be set according to your requirement. 3. The data can be download from the software. |
Product name | Single parameter sensor technical parameters | |
Dissolved oxygen sensor |
Interface | With waterproof connector |
Principle | Fluorescence method | |
Range | 0-20mg/L or 0-200% saturation | |
Accuracy | ±1% or ±0.3mg/L (whichever is greater) | |
Resolution | 0.01mg/L | |
Material | Titanium alloy + POM | |
Output | RS485 output, MODBUS protocol | |
Conductivity (salinity) sensors |
Interface | With waterproof connector |
Principle | Four electrodes | |
Conductivity range | 0.01~5mS/cm or 0.01~100mS/cm | |
Conductivity accuracy | <1% or 0.01mS/cm (whichever is greater) | |
Salinity range | 0~2.5ppt or 0~80ppt | |
Salinity accuracy | ±0.05ppt or ±1ppt | |
Material | Titanium alloy + PEEK electrode head + nickel alloy electrode needle | |
Output | RS485 output, MODBUS protocol | |
Turbidity Sensor |
Interface | With waterproof connector |
Principle | 90° diffuse light | |
Range | 0-1000 NTU | |
Accuracy | ±5% or ±0.3 NTU (whichever is greater) | |
Resolution | 0.01 NTU | |
Material | Titanium alloy | |
Output | RS485 output, MODBUS protocol | |
Digital pH Sensor |
Interface | With waterproof connector |
Principle | Electrode method | |
Range | 0-14pH | |
Accuracy | ±0.02 | |
Resolution | 0.01 | |
Material | POM+titanium alloy | |
Output | RS485 output, MODBUS protocol | |
Chlorophyll sensor |
Interface | With waterproof connector |
Principle | Fluorescence method | |
Range | 0~400 µg/L or 0~100RFU | |
Accuracy | ±5% or 0.5μg/L, whichever is greater | |
Resolution | 0.01 µg/L | |
Material | Titanium alloy | |
Output | RS485 output, MODBUS protocol | |
Blue-green algae sensor |
Interface | With waterproof connector |
Principle | Fluorescence method | |
Range | 0-200,000 cells/mL | |
Detection Limit | 300 cells/mL | |
Linearity | R²>0.999 | |
Resolution | 1 cells/mL | |
Material | Titanium alloy | |
Output | RS485 output, MODBUS protocol | |
Digital ORP Sensor |
Interface | With waterproof connector |
Principle | Electrode method | |
Range | -999~999mV | |
Accuracy | ±20mV | |
Resolution | 0.01mV | |
Material | POM+titanium alloy | |
Output | RS485 output, MODBUS protocol | |
Oil in water sensor |
Interface | With waterproof connector |
Principle | Fluorescence method | |
Range | 0-50ppm | |
Resolution | 0.01ppm | |
Linearity | R²>0.999 | |
Material | Titanium alloy | |
Output | RS485 output, MODBUS protocol |
Q: How can I get the quotation?
A: You can send the inquiry on Alibaba or the below contact information, you will get the reply at once.
Q: What's the main characteristics of this sensor?
A:
1. All calibration parameters are stored in the sensor, and each probe is equipped with a waterproof connector for easy plug-in and replacement;
2. Equipped with an automatic cleaning device, it can effectively clean the measuring end face, scrape bubbles, prevent microbial attachment, and reduce maintenance;
3. Dissolved oxygen, conductivity (salinity), turbidity, pH, ORP, chlorophyll, blue-green algae and oil in water sensors can be freely matched;
4. All-in-one structural design, six probes can be connected at the same time to measure seven parameters.
Q:Could I get samples?
A:Yes,we have materials in stock to help you to get the samples as soon as we can.
Q: What’s the common power supply and signal output?
A: Common power supply and signal output is DC: 12-24V, RS485. The other demand can be custom made.
Q: How can I collect data?
A: You can use your own data logger or wireless transmission module if you have , we supply the RS485-Mudbus communication protocol.We can also supply the matched LORA/LORANWAN/GPRS/4G wireless module.
Q: Do you have the matched software?
A:Yes, we can supply the software , you can check the data in real time and download the data from the software, but it need use our data collector and host.
Q: What’s the standard cable length?
A: Its standard length is 5m. But it can be customized, MAX can be 1km.
Q: What's the lifetime of this Sensor?
A: Usually 1-2 years.
Q: May I know your warranty?
A: Yes, usually it’s 1 year.
Q:What’s the delivery time?
A: Usually, the goods will delivered be in 3-5 working days after receiving your payment. But it depends on your quantity.
Just send us an inquiry at the bottom or contact Marvin for more information, or get the latest catalog and competitive quotation.