PNI CT22 wireless thermostat for heating systems, 0.2C hysteresis, illuminated display.

📡 Wireless thermostat (868 MHz radio) for heating systems, universally compatible, with wireless connection between the central unit and the receiver, and wired connection to the central unit. 🌡️ Precise temperature control: adjustment range from 5 to 45 °C, measurement from 0 to 50 °C, adjustment increment of 0.5 °C, display of 0.1 °C and hysteresis of ±0.1 °C for high thermal stability. ⚙️ Advanced functions and settings: antifreeze (3–10 °C), open window detection, child protection, internal sensor calibration (-8 to +8 °C, 0.1 °C increment) and configurable hysteresis (0.1–2 °C). 🔋 Practical design: central unit with illuminated display, powered by 3V (2 AAA batteries not included), receiver powered by 230V, table or wall mountable, dimensions 135 x 27 x 87 mm, accessories included for installation.