Operating Manual Smart Weather Sensor
G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany 47
13.1.10 Leaf Wetness WLW100
Measurement process: capacitive
Measuring range: 0 ... 1500 mV
Sampling rate: 1 minute
13.1.11 External Temperature SensorWT1 / WST1
Measurement process: NTC
Measuring range: -40°C ... +80°C
Resolution: 0.25°C
Sensor accuracy: +/- 1°C (WST1: +/-0.3°C between -10°C ...+10°C)
Sampling rate: 1 minute
Units: °C; °F
13.1.12 External Rain GaugeWTB100
Measurement process: Rain Gauge with bounce-free reed contact (normally
closed)
Liquid precipitation resolution: 0.2 mm / 0.5mm (adjustable by reduction ring)
Precipitation types: Rain
Accuracy: 2%
Sampling rate: 1 minute
In principle, all rain sensors with bounce-free reed contact (normally open or normally
closed) and with a resolution of 0.1 mm, 0.2 mm, 0.5 mm or 1.0 mm can be used.