The sensor is needed for the measurement of temperature indoors.
"VT500 / Temperature sensor" is an analog plug&play temperature sensor for indoor use only. Can be connected to any of theanalog ports (A1...A8) of Vutlan monitoring systems.
The accuracy of the sensor is 1°С. Max. distance from the monitoring unit (or sensor extension unit) is 100 meters.
The maximum amount of sensors and maximum length can be extended using "VT408 / Sensor extension unit".