- 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
01
CO2 Probe Dissolved Carbon Dioxide Sensor in Water
Product Paramenters
| Product Name | Dissolved CO2 in water |
| Range | 2000PPM/10000PPM/50000PPM range optional |
| Accuracy | ≤ ± 5% FS |
| Operating Voltage | DC 5V |
| Material | Polymer Plastic |
| Working current | 60mA |
| Output signal | UART/analog voltage/RS485 |
| Cable length | 5m, can be extended according to user need |
| Application | Tap water treatment, swimming pool water quality monitoring, and industrial wastewater treatment. |
Product Features
1. Advanced Detection Technology
NDIR Infrared Absorption Principle: Ensures high accuracy and strong anti-interference capability for dissolved CO₂ measurement.
Dual-Path Reference Compensation: Patented optical cavity and imported light source enhance stability and lifespan.
2. Flexible Output & Calibration
Multiple Output Modes: UART, IIC, analog voltage, and PWM frequency outputs for versatile integration.
Smart Calibration: Zero, sensitivity, and clean air calibration commands, plus a manual MCDL pin for field adjustments.
3. Durable & User-Friendly Design
Convection Diffusion & Protective Cover: Enhances gas diffusion speed and protects the permeable membrane.
Removable Waterproof Structure: Easy to clean and maintain, ideal for harsh or humid environments.
4. Broad Application Scenarios
Water Quality Monitoring: Ideal for aquaculture and environmental protection.
Smart Device Integration: Compatible with HVAC, robots, vehicles, and smart homes for air quality management.
5. Outstanding Technical Specifications
High Accuracy: Detection error ≤±5% FS, repeatability error ≤±5%.
Fast Response: T90 response time of 20s, preheating time of 120s.
Long Lifespan: Over 5 years with wide temperature tolerance (-20~80°C storage, 1~50°C operation).
6. Validated Performance
Beverage CO₂ Testing: Dynamic CO₂ concentration data in beverages (e.g., beer, coke, Sprite) demonstrates reliability.
Application
Water Treatment Plants: Monitor CO₂ levels to optimize chemical dosing and prevent corrosion in pipelines.
Agriculture & Aquaculture: Ensure optimal CO₂ levels for plant growth in hydroponics or fish respiration in recirculating systems.
Environmental Monitoring: Deploy in rivers, lakes, or wastewater treatment plants to track CO2 emissions and ensure regulatory compliance.
Beverage Industry: Validate carbonation levels in beers, sodas, and sparkling waters during production and packaging.

Digital RS485 water quality sensors technical data
| Parameter | Model | Range | Accuracy |
| DO sensor | LMS-DO10B | 0-20mg/L, 0-60℃ | ±0.1-0.3mg/L |
| DO sensor | LMS-DO10C | 0-20mg/L, 0-60℃ | ±0.3mg/L |
| Trace DO sensor | LMS-TDO100 | 0-2000ppb, 0-50℃ | ±1ppb |
| PH sensor | LMS-PH100 | 0-14pH | ±0.02pH |
| ORP sensor | LMS-ORP100 | ±1000.0 mV | ±0.2 mV |
| EC/TDS sensor | LMS-TDS102 | CT: 0-9999uS/cm; 0-100mS/cm;
TDS: 0-10000ppm |
±2.5%FS |
| Salinity/EC/TDS sensor | LMS-SAL104 | Conductivity: 0.1-500 mS/cm TDS:0-60000ppm Salinity: 0-500.00ppt |
±1.5%FS |
| COD sensor | LMS-COD100 | COD:0.1-1500mg/L
TOC:0.1-750mg/L BOD:0.1-900mg/L Turbidity: 0.1-4000NTU Temperature range: 0-50 ℃ |
±5% equiv.KHP Temperature: ± 0.5 ℃ |
| TSS sensor | LMS-TSS100 | 0-50000mg/L/ 0-120000mg/L | ±10%FS or 10 mg/L |
| Turbidity sensor | LMS-TUR10L | 0-100NTU | ±10%FS or 0.3 NTU |
| Turbidity sensor | LMS-TUR10H | 0-3000NTU | ±10%FS or 0.3 NTU |
| CO2 sensor | LMS-CO2100 | 2000PPM/10000PPM/50000PPM | ±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 | 0-500ug/L | ±3%FS |
| Blue-Green Algae sensor | LMS-BGA100 | 0-2000,000 cells/ml | ±3%FS |
| Residual Chlorine sensor | LMS-HCLO100 | 0 - 20.00 ppm | ±5%FS |
| Marine Current sensor | LMS-Current100 | Temperature: -3℃ - 45℃
Velocity of flow: 0-500 cm/s Flow direction: 0-359.9° |
±0.05℃ ±1 cm/s or ±2% ±2° |




















