Accurate Dissolved Oxygen Measurement for Water Quality Applications
The Dragino DR-DO1 is a high-precision optical dissolved oxygen sensor designed for accurate and long-term monitoring of DO levels in water. With a measurement range of 0–20 mg/L and a resolution of 0.01 mg/L, it is ideal for aquaculture, wastewater treatment, and natural water bodies monitoring.
✅ Key Features
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📏 DO Range: 0–20 mg/L
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🎯 Resolution: 0.01 mg/L
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🧪 Accuracy: ±3%
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🔌 Interface: RS485 with Modbus RTU protocol
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🔋 Power Supply: DC 5–24V
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🌡️ Operating Temperature: 0°C to 60°C
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💧 IP68 waterproof protection for full submersion
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🛠️ Pressure resistance up to 0.6 MPa
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📏 Dimensions: 30 × 30 × 205 mm
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⚖️ Weight: 384 g
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🔗 Fully compatible with Dragino WQS-LB and WQS-NB LoRaWAN converters
🏭 Typical Applications
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Aquaculture oxygen level monitoring
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Dissolved oxygen control in wastewater plants
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River and lake water quality monitoring
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Water tank oxygen content analysis
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Irrigation and greenhouse DO measurement
📊 Specifications
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Power Supply: DC 5–24V
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Power Consumption: ≤0.5W
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Communication Interface: RS485, 9600 bps
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Measurement Method: Optical dissolved oxygen detection
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DO Range: 0–20 mg/L
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DO Resolution: 0.01 mg/L
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DO Accuracy: ±3%
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Operating Temperature Range: 0°C to 60°C
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Temperature Accuracy: ±0.5°C
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Waterproof Rating: IP68
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Maximum Pressure: 0.6 MPa
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Cable Length: 2 meters
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Dimensions: 30 × 30 × 205 mm
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Weight: 384 g
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📥 Product Downloads
- Device Type: ORP (Oxidation-Reduction Potential) Sensor
- Model: DR-ORP1
- Measurement Range: -1999 to +1999 mV
- Resolution: 1 mV
- Accuracy: ±3 mV
- Stability: ≤2 mV/24h
- Operating Temperature: 0°C to 60°C
- Operating Humidity: <85% RH
- Operating Pressure: ≤0.6 MPa
- Interface: RS485 (Modbus RTU, 9600 baud)
- Power Supply: DC 7–30V
- Power Consumption: <0.5 W
- Ingress Protection: IP68 (Fully submersible)
- Dimensions: 205 × 30 × 30 mm
- Weight: ~338 g
- Cable Length: 2 meters
- Installation: Threaded 3/4", submersible use recommended with care
- Compatibility: Dragino WQS-LB and WQS-NB water quality transmitters