Cable
(All sensor models)
3 conductor, 22 Ga., Water proof and UV
resistant PVC jacket, 10 meters
Environmental Characteristics:
Operating Temp Range
-20 C to 50 C
Storage Temp Range
-20 C to 75 C
Operating Characteristics:
Volumetric Water Content
0 to 100%
Resolution
0.1% VWC
Absolute VWC Accuracy
+/- 2% typical
VWC Soil EC Stability
+/- 2% of full scale 0 to 5 dS/m BEC
Temp Reporting Accuracy
+/-0.25 C 0 to 50 C
EC Reporting Accuracy
+/- 25 µS/cm 0 to 1,000 µS/cm BEC +/- 2.5%
1,000 µS/cm to 6,000 µS/cm BEC
Architectural Characteristics:
Waveguide Length 305H/310H/315H
5 cm (305H), 10 cm (310H), 15 cm (315H)
Communication Protocol
SDI-12 Revision 1.4
Power Characteristics:
Operating Voltage Range
3.5
– 15 volts dc
Listening/Sleep Mode Current
<10 µA
Communications Mode Current
6 mA @ 6v, 3.5 mA @ 12v
Current and Energy Consumption during Read:
current
power
energy
15v
32 mA
0.48 W
0.12 J
12v
36 mA
0.43 W
0.11 J
6v
62 mA
0.37 W
0.09 J
3.5v
88 mA
0.31 W
0.08 J
