Solid State pH/Total Alkalinity Sensor
Field Deployable Unit
- Measures TA at <2 minute resolution
- Measures pH at 1 second resolution
- Designed for long-term autonomous deployment
- Depth rated to 300 meters
- Integrated data logging
- RS232 and WiFi communication
Laboratory & Industrial Unit
- Measures TA at <2 minute resolution
- Measures pH at 1 second resolution
- Optimized for continuous measurements in lab and Industrial settings
- Real-time data streaming
- Simple interface with existing lab systems
Technical Specifications
Overview
The Aquatic Labs solid state pH/total alkalinity sensor provides continuous, reliable measurements of Total Alkalinity and pH in marine and aquatic environments. This is the first sensor system capable of continuous total alkalinity measurements without the need for external reagents.
Performance Specifications
Total Alkalinity
| Parameter | Specification |
|---|---|
| Measurement Range |
• Standard Seawater Range 1500-3000 µmol/kg • Low Alkalinity Mode (<1000 µmol/kg) Contact Aquatic Labs • High Alkalinity Mode (>5000 µmol/kg) Contact Aquatic Labs |
| Accuracy | <20 µmol/kg |
| Single Measurement Precision | <10 µmol/kg |
| 10-Sample Average Precision | <5 µmol/kg |
pH Measurement
| Parameter | Specification |
|---|---|
| Measurement Range | 3-10 pH [Total Scale] |
| Accuracy | <0.1 pH [Total Scale] |
| Precision | <0.02 pH [Total Scale] |
Operating Conditions
| Parameter | Specification |
|---|---|
| Salinity Range |
• 10-40 PSU (Standard Operation) • 0-50 PSU (Extended Range) [Contact Aquatic] |
| Depth Rating | 300 meters |
Communication
| Mode | Specification |
|---|---|
| Field Deployment Mode |
• Serial: RS232 real time calibrated data • WiFi interface for programming and viewing data • Program and download data via Telemetry Unit |
| Benchtop/Lab Mode | • Telemetry Unit enables real time communications |
Specifications subject to change. Contact Aquatic Labs for further questions and to inquire about availability.