• Wireless thermostat kit comprising transmitter RDJ100RF and receiver RCR100/433 for heating systems with programming capability
• Includes 24-hour time switch allowing automatic schedule changes between comfort, energy saving and frost protection modes
• Control logic supports either two-position on/off or PID intelligent learning mode via configurable parameter P01 for optimal system response
• Setpoint range from 5C upward with resolution of 0.5C and clear display of actual and set temperatures; good for homes, schools or offices
• Wireless communications at ISM 433 MHz band; wireless range suitable for typical installation scenarios in domestic environment
• Programme reminders including service interval indicator help maintain system performance

Siemens programmable wireless room thermostat RDJ100RF / SET battery powered, digital, daily programmable room thermostat and receiver. Range 20 metres line of sight between transmitter and receiver. Features large display and control dial, four operating modes - Automatic, Comfort, Energy saving and Frost protection, volt free relay contacts and advance / override facility. The digital display shows operating mode, actual room temperature and the ON / OFF times. When visible, the triangle symbol indicates a heating demand and the battery symbol indicates that the batteries need replacing.