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Power supply: 230V~.
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Consumption: 5VA.
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DIN 105 x 115 modular enclosure.
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Protection: IP 40.
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Digital programming by means of 4 keys and alphanumeric display.
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Setting dates for heating season and automatic switching between GMT –
BST.
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Seven 24hour programs, two 7day programs, 25 holiday periods and one special period with dates.
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Fixed point or variable control of boiler according to max. temperature requested by heating, etc zones:
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On-Off control of one single- or two-stage burner or 2 single-stage
burners.
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Control boiler anticondensing (closure of heating valve).
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Theoretical metering of operating hours of the two burner stages.
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Compensated control of centralised heating plant room:
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Modulating control of valve by 3-wire reversible
actuator.
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Control of heating pump in relation to times and demand for
heat.
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Optimisation of start and stop
times.
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Minimum and maximum limits of flow temperature.
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Manual correction heating curve point of origin (compensation for intermediate
seasons).
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Automatic adjustment of heating curve in relation to room temperature
(ambient authority).
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Eco Off function: switching off heating zones when weather
mild.
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Remote control for changing program in use (as alternative to temperature flue gases & On-Off alarm).
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Control production of DHW:
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On-Off control of calorifier pump by timed programs independent of
heating.
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"DHW priority" (closure heating valve).
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Antibacteria function: once a week at 70
°C for 90 minutes.
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Summer exercise function for valves and
pumps.
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Three inputs On-Off alarms.
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One configurable input: remote control or flue gases temperature Pt 1kΩ and On-Off
alarm.
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One configurable input: measurement 4
... 20mA or flue gases temperature Pt 1 kΩ and On-Off alarm.
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Alarms for plant malfunctioning and for open or short sensor
circuit.
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Degree-days metering.