Ambient Weather Support

What Are The Differences Between The WS-2902A And WS-8478A?

The WS-8478A has a much nicer display console. The WS-2902A uses a color film LCD which has a small viewing angle. The WS-8478A uses a high contrast PMVA display, and is almost twice as large.
The WS-8478A supports 7 additional thermo-hygrometer sensors.
The WS-2902A includes a UV and solar radiation sensor. The WS-8478A includes a UV sensor only.

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