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Power supply: 24V~.
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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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Timed programming: 24hour and 7day.
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Programming with dates: 25 holiday periods; winter season; summer season.
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Automatic switching GMT – BST.
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Winter and summer control of room temperature or of discharge air
by:
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three-wire modulating control or On-Off in two
stages.
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winter and summer minimum and maximum limits of discharge air temperature.
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maximum temperature differential between winter discharge air and room to avoid stratification of warm air.
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maximum temperature differential between summer discharge air and room so as to avoid condensation in the discharge air
duct.
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Winter control of room humidity or of discharge air by On-Off control of humidifying
unit.
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Control zone fan and pump by timed program in
use.
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Three-wire On-Off control for season switching primary circuit.
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Season switching:
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manual from display.
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by remote control (manual change-over switch or from other
devices).
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automatic in relation to season.
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automatic in relation to outside temperature.
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Control Frost protect temperature battery.
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Modifying temperature setting by remote
control.
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Remote adjustment temperature
setting.
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One On-Off input for signalling status or
alarm.
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Alarms for plant faults and for open or short sensor circuit.