Specifications

• Temperature
• • Calibrated Operating Range: +51 Sampling cell temperature. to 50 °C
  • Ambient Operating Range: -202 Flow, required for ET and RH, turns off ≤5 °C, unless custom insulated or heated. to 50 °C
  • Deployed Non-Operating Range: -20 to 60 °C
  • Temperature Accuracy: ±1.5 °C
• Relative Humidity
  • Calibrated Operating Range: 0 to 85% RH
  • H₂O Mole Fraction Range: 0 to 60 mmol/mol
  • H₂O Mole Fraction Accuracy: 2% of reading at > 5 mmol/mol
  • Deployed Non-Operating Range: 0 to 85% RH
• Pressure
  • Operating Pressure Range: 50 to 110 kPa
  • Ambient Pressure Accuracy: ±0.2 kPa
• Inlet Flow Rate: 230 cm³/min (typical)
• Communication: SDI-12
• Power Requirements
  • Voltage: 9 to 33 VDC
  • Power: ≤1.5 W nominally; up to 26.4 W for 20 milliseconds during startup
• Weight: 1.4 kg
• Dimensions: 58 × 17.5 × 7.7 cm (H × L × W)
• Mount: 1 inch (2.54 cm) diameter post; compatible with 1 inch (2.54 cm) crossover fittings
• Weatherproof Rating: Tested to IEC IP54
• Installation Requirements
  • Separation Between LI-710s: ≥2 meters
  • Mounting Height: >1 meter above the plant canopy

Table 11‑1. Parameters measured and computed by the LI-710 as 30-minute averages.

Variable	Description	Unit
ET	Evapotranspiration	mm
LE	Latent Energy Flux	W/m^2
H	Sensible Heat Flux	W/m^2
VPD	Vapor Pressure Deficit	kPa
PA	Atmospheric Pressure	kPa
TA	Air Temperature	°C
RH	Relative Humidity Ambient	%
AH	Absolute Humidity Ambient	g/m^3
SVP	Saturated Vapor Pressure Ambient	kPa
TD	Dewpoint	°C

Specifications subject to change without notice