System features
- Paroscientific Digiquartz pressure sensor
- Internal control and recording electronics
- Internal memory
- Internal battery
- Option for acoustic modem, for data download during a survey
Benefits over other commercially available systems
- High-precision quartz sensors have shown best performance
- Small physical size eases the operations of deployment and recovery
Specifications
- Unit height 359 mm
- Unit diameter 76.3 mm
- Frame height 500 mm
- Base plate diameter 450 mm
- Weight of unit in air 2.9 kg
- Weight including frame in air 12.6 kg
- Weight including frame in water 9.4 kg
- Weight including frame and acoustic modem in air ca. 24 kg
- Weight including frame and acoustic modem in water ca. 15 kg
- Depth rating of unit is 2600 m
- Pressure sensor type Paroscientific Digiquartz
- Depth rating of sensor 680m, 1370, 2060 m or 2750 m
- Sampling interval 10 – 100 s
- Integration length 10 – 100 s
- Memory capacity 2 GB, 500+ years at 100 s
- Battery life 3 months for alkaline 2 years for lithium
TG-11 tide gauge with acoustic modem for real-time communication during a survey.
