What are the operating temperature and humidity limits for the Rt20 RF thermostat?
The thermostat has an operating temperature range of 0°C to 50°C and an operating humidity range of 0% to 90%. The protection class is IP20. The temperature measurement accuracy is ±1.5°C for an ambient temperature range of 0–5°C. (Page 22)
From the official Bosch RT20 Rf Room Thermostat manual, page 22
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