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Point Dendrometer
The Point Dendrometer is a potentiometer-based sensor designed for precise, automatic monitoring of stem diameter changes with sub-μm resolution, recorded in user-defined intervals. It also measures air temperature using a thermometer located in the lower part of the body. For detailed installation instructions, refer to our manual below.
Technical specification
- Span
- 8,890 μm
- Resolution
- 0.27 μm
- Linearity
- < 5%
- Battery life
- ~10 years
- Memory capacity
- ~14 years at 15-minute intervals
- Size of main body
- 25 x 113 mm
Why choose Point Dendrometers?
- High precision monitoring of micro-scale stem diameter changes (< 1 μm).
- Automatic long-term recording with large internal memory capacity.
- Built-in air temperature measurement via integrated thermocouple.
- Robust construction suitable for outdoor use in extreme conditions.
- Long battery life (~10 years) for unattended deployments.
- Easy data download using the TMD Adapter and Lolly software.
Typical use cases
- Long-term tree growth monitoring.
- Daily stem shrink/swell tracking (water status and stress response).
- Forestry, ecology, and climate research.
- Comparing tree response across sites and environmental conditions.