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21. Technical characteristic
• Supply: through 3 1.5 V LR03 AAA alkaline batteries
• Batteries life: about 1 year
• Power reserve for the batteries replacement: about 2 minutes
• Operating modes: preset standard program, own program setting,
exclusion of the installation, Jolly and antifreeze program
• Time-delay by hours or by days of the own program setting, of the
exclusion of the installation and of the antifreeze program: from 1
to 99
• Selectable programs:
- heating (working days and holidays),
- air-conditioning
• 3 temperature levels programmable from +2 °C to +35 °C, with the
possibility of assigning a different temperature level to each hour,
every day of the week
• Antifreeze temperature: programmable between +2 °C and +35 °C
• Ambient air temperature detection: every 15 seconds
• Hysteresis: programmable from ±0.1 °C to ±0.9 °C
• Reading resolution: 0.1 °C
• Precision: ≤ ±0.3 °C
• Liquid crystals data display
• Installation working timer: from 1 to 9,999
• Output relay with contact without potential, max voltage 250 V~,
max current 5 A with resistive load, 2 A with inductive load
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• Self-extinguishing polycarbonate enclosure
• Screw terminals for the clamping of rigid or flexible conductors
up to 1.5 mm
2
90716577.L.E 19-09-2003 8:49 Pagina 48
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