Dendrometer Data Logger DL18 BLE
7
7. Technical Specifications
Memory
1 900 000 readings
If you connect 4 dendrometers, and collect data every 30 minutes, the
memory will store data of 7900 days
Resolution
0.2 µm for Dendrometer types:
DR1, DR3, DD-L1, DD-S1, DD-S2, DRO, DRW, DDW, DC1, DV
0.3 µm for Dendrometer types:
DC2, DF1
0.5 µm for Dendrometer type:
DC3, DD-L2, DR2, DF2
1.0 µm for Dendrometer type:
DC4, DD-L3, DF3
Accuracy
±0.1% of reading
Interface
Bluetooth Low Energy to Mobile devices or PC:
iOS 11, 12 and 13
Android 7, 8, 9 and 10
Windows 10
Bluetooth 4.X and up
Channel
4, for connecting up to 4 dendrometers
Logging Interval
1 sec. to 18 hours, user selectable
Battery Life
1 year typical with logging rate of 1 minute and sampling interval of 15 sec-
onds or greater, user replaceable 2 AAA battery
Environment
Logging -20° to 70°C (-4 to 158°F); 0 to 95% RH (non-condensing)
Other compatible
Sensor types
- soil moisture (EM 35)
- leaf temperature (LAT-B2)
- surface, tissue or soil temperature (T-Surface/-Tissue/-Soil)
- air temperature/humidity (T/RH-Sens)
- light (PAR: EM 20, Pyranometer: EM 25)
