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TECHNICAL CHARACTERISTICS
• Power supply: 4 1.5V alkaline batteries (type AA)
• Battery life: up to 36 months thanks to the energy saving function
• Output: bistable relay with changeover contact 5A / 250V AC
• Weekly programming with 3 settable temperatures: T1, T2, T3
• Daily resolution: 1h
• Switch-on delay set between 15, 30 or 45 minutes (independent for each hour)
• Measured temperature scale: 0°C ÷ + 50°C
• Measured and displayed temperature resolution: 0.1°C
• Temperature regulation range: 2.0°C ÷ + 50°C
• Measurement update: every 20 seconds
• Measurement accuracy: ± 0.5 ° C
• Temperature regulation:
– on/off with adjustable differential between 0.1°C and 1°C
– proportional with settable band and regulation period
• Operating mode: heating (winter) or conditioning (summer)
• Automatic winter time/summer time
• Keypad lock with password for installation in public places
• Wall installation (or covering the box 503)
• Terminal block for cables with section of 1.5 mm
• Operating frequency band: 2.4 GHz IEEE 802.11 b/g/n
• Maximum power of transmitted radiofrequency: 18.3 dBm
• Operating temperature: 0°C ÷ +50°C
• Operating humidity: 20% ÷ 90% non condensing
• Storage temperature: -20°C ÷ +65°C
• Degree of protection: IP: XXD
• Insulation: reinforced between accessible parts (front) and all other terminals
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OB327000 Chronothermostat User Manual
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