Thermo-Hygrometer Type 640N
This is a compact, portable and versatile thermo-hygrometer that monitors relative humidity, anywhere. This simple to use meter is ideal for the HVAC field.
This meter is designed to be operated with just one hand, the compact housing fits easily in your palm. The design of the rubber keys resists the ingress of dust and protects the instrument from accidental splashes.
The built-in thin-film capacitance sensor assures accurate humidity measurements from 10 to 95% RH with a resolution of 0.1%. A sintered cap can be placed on the sensor shaft for protection in dusty environments. If faster response is desired, the cap can be removed.
It is a compact and versatile hygrometer with a wrist-strap that allows to monitor relative humidity anywhere.
U.R. Range: 10.0 to 95% U.R.
Temperature Range: 0.0 to 60.0°C.