Scarlet WL-21 Wireless Wind Speed and Direction Data Logger HVAC ● Dust/Water protection level: IP65

● Dust/Water protection level: IP65

Note: Scale reading goes up to 300mm

Humidity - Capacitive

This makes sense in order to avoid false alarms when monitoring temperature in refrigerators

calibration certificate

Scarlet WL-21 Wireless Wind Speed and Direction Data Logger HVAC ● Dust/Water protection level: IP65The Scarlet WL 21 Wireless Wind Speed and Direction Data Logger has the following features: Max 500m ultra long wireless transceiver Audible & visual wind speed alarm Data recording up to 1 year Wind speed, wind direction, temperature, air pressure measurements Max 3 years sensor battery life IP67 waterproof & impact resistant Fast & secure magnetic installation kit Functions Instant Wind Speed Alarm WL 21 displays the live wind speed value in