How does the rain monitor work at temperatures below -20°C?

At temperatures below -20°C, the rain monitor output is activated; above this temperature, snow and rain detection takes place as usual.

What do I need to network my smoke alarm devices?

Smoke alarm devices, item no. 2336 02, can be networked via cables (2x2x0.8 mm) or via the wireless module, item no. 2347 00.

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