- Multi-parameter Water Analyzer
- Single-Parameter Water Aalyzer
- DO Sensor
- Trace DO Sensor
- CO₂ Sensor
- COD Sensor
- EC TDS Sensor
- Salinity EC TDS Sensor
- TSS Sensor
- Turbidity Sensor
- PH Sensor
- ORP
- Ion Selective Sensor
- Ammonia Nitrogen Sensor
- Oil in Water Sensor
- Blue-Green Algae Sensor
- Chlorophyll Sensor
- Residual Chlorine Sensor
- Marine Current Sensor
0102030405
China UV Fluorescent OIW Meter Oil in Water Sensor - Suppliers for Water Quality Monitoring Factory
Product Parameters
| Product Name | Oil In Water Sensor (OIW) |
| Measurement Method | Fluorescent |
| Range | 0–50 mg/L | 0–5 mg/L Temperature: 0–50 ℃ |
| Accuracy | ±3% F.S. | Temperature: ±0.5 ℃ |
| Power | 9–24 VDC (Recommended: 12 VDC) |
| Size | 48 mm × 125 mm |
| Material | 316L Stainless Steel |
| Output | RS-485, MODBUS Protocol |
Product Features
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💡① Single UV Light Source TechnologyThe sensor uses a specialized UV light source to excite hydrocarbon fluorescence, automatically filtering out interference from suspended particles and chromaticity. This ensures high accuracy and stability in complex water matrices.
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🌿② Reagent-Free & Eco-Friendly DesignWith no chemical reagents required, the sensor eliminates secondary pollution and reduces operational costs, making it ideal for sustainable industrial and environmental applications.
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🔄③ Continuous Online MonitoringCapable of uninterrupted 24/7 operation, the sensor provides real-time data for process control, compliance reporting, and early leak detection in pipelines or storage facilities.
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📊④ Automatic Turbidity CompensationAdvanced algorithms dynamically adjust measurements to account for turbidity fluctuations, ensuring reliable performance in sediment-laden or variable-quality water.
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🔧⑤ Self-Cleaning MechanismAn integrated wiper system prevents biofilm buildup and fouling, minimizing manual maintenance and ensuring long-term reliability in challenging environments.
Application
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1Industrial Wastewater ManagementMonitor oil levels in discharge streams from manufacturing plants, refineries, or food processing facilities to ensure compliance with environmental regulations (e.g., EPA oil and grease limits). Real-time data helps optimize filtration systems and prevent costly overflows.
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2Drinking Water ProtectionDetect trace oil contaminants in source water (rivers, lakes, or groundwater) and treatment processes to safeguard public health. Early identification of spills or leaks minimizes risks to potable water supplies.
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3Marine and Coastal MonitoringDeploy in harbors, offshore platforms, or aquaculture zones to track oil spills, bilge water discharges, or hydrocarbon pollution. The sensor's rugged design ensures reliable operation in saltwater environments with high suspended sediment.
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4Petroleum and Chemical ProcessesIntegrate into pipeline systems, storage tanks, or refinery water circuits to monitor oil-water separation efficiency. Continuous feedback enhances process control, reducing waste and improving resource utilization.
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5Environmental RemediationSupport groundwater and soil cleanup projects by measuring residual oil concentrations in extraction systems or bioremediation sites. Long-term monitoring ensures effective remediation and ecological recovery.
Digital RS485 Water Quality Sensors Technical Data
| Parameter | Model | Range | Accuracy |
| DO Sensor | LMS-DO10B | 0–20 mg/L, 0–60 ℃ | ±0.1–0.3 mg/L |
| DO Sensor | LMS-DO10C | 0–20 mg/L, 0–60 ℃ | ±0.3 mg/L |
| Trace DO Sensor | LMS-TDO100 | 0–2000 ppb, 0–50 ℃ | ±1 ppb |
| pH Sensor | LMS-PH100 | 0–14 pH | ±0.02 pH |
| ORP Sensor | LMS-ORP100 | ±1000.0 mV | ±0.2 mV |
| EC/TDS Sensor | LMS-TDS102 | CT: 0–9999 µS/cm; 0–100 mS/cm TDS: 0–10000 ppm |
±2.5% FS |
| Salinity/EC/TDS Sensor | LMS-SAL104 | Conductivity: 0.1–500 mS/cm TDS: 0–60000 ppm Salinity: 0–500.00 ppt |
±1.5% FS |
| COD Sensor | LMS-COD100 | COD: 0.1–1500 mg/L TOC: 0.1–750 mg/L BOD: 0.1–900 mg/L Turbidity: 0.1–4000 NTU Temperature: 0–50 ℃ |
±5% equiv. KHP Temperature: ±0.5 ℃ |
| TSS Sensor | LMS-TSS100 | 0–50000 mg/L / 0–120000 mg/L | ±10% FS or 10 mg/L |
| Turbidity Sensor | LMS-TUR10L | 0–100 NTU | ±10% FS or 0.3 NTU |
| Turbidity Sensor | LMS-TUR10H | 0–3000 NTU | ±10% FS or 0.3 NTU |
| CO₂ Sensor | LMS-CO2100 | 2000 / 10000 / 50000 PPM | ±5% FS |
| Ammonia Nitrogen Sensor | LMS-NH4100 | 0–1000 mg/L | ±5% FS |
| Ion Selective Sensor | LMS-ION100 | 0–1000 mg/L | ±5% FS |
| Oil in Water Sensor | LMS-OIL100 | 0–50 mg/L | 0–5 mg/L | ±3% FS |
| Chlorophyll Sensor | LMS-CHL100 | 0–500 µg/L | ±3% FS |
| Blue-Green Algae Sensor | LMS-BGA100 | 0–2,000,000 cells/mL | ±3% FS |
| Residual Chlorine Sensor | LMS-HCLO100 | 0–20.00 ppm | ±5% FS |
| Marine Current Sensor | LMS-Current100 | Temperature: -3 ℃ – 45 ℃ Flow Velocity: 0–500 cm/s Flow Direction: 0–359.9° |
±0.05 ℃ ±1 cm/s or ±2% ±2° |
Frequently Asked Questions (FAQ)
Q What measurement method does the Oil in Water Sensor use?
The Oil in Water Sensor (OIW) uses a fluorescent measurement method. A specialized UV light source excites hydrocarbon fluorescence in the water sample, and the sensor detects the emitted light to calculate oil concentration — without any chemical reagents.
Q What is the detection range of the OIW sensor?
The sensor offers two measurement ranges: 0–50 mg/L and 0–5 mg/L, with an accuracy of ±3% F.S. It also measures water temperature in the range of 0–50 ℃ with an accuracy of ±0.5 ℃.
Q Does the sensor require regular chemical maintenance or reagents?
No. The Oil in Water Sensor is completely reagent-free. This eliminates secondary chemical pollution, reduces ongoing operational costs, and makes it a highly eco-friendly solution for both industrial and environmental monitoring applications.
Q How does the sensor handle turbidity interference in water?
The sensor incorporates automatic turbidity compensation through advanced built-in algorithms. These dynamically adjust the oil concentration readings based on real-time turbidity levels, ensuring accurate and reliable measurements even in sediment-heavy or variable-quality water environments.
Q What communication protocol does the OIW sensor support?
The sensor outputs data via RS-485 using the MODBUS protocol, making it easy to integrate with PLCs, SCADA systems, data loggers, and other industrial monitoring platforms. It operates on a 9–24 VDC power supply (12 VDC recommended).
Q In what environments can the Oil in Water Sensor be deployed?
The sensor is built from 316L stainless steel, making it highly corrosion-resistant and suitable for deployment in industrial wastewater streams, marine and coastal environments, drinking water treatment plants, petroleum processing facilities, and environmental remediation sites. Its integrated self-cleaning wiper mechanism further extends reliability in fouling-prone conditions.