Siemens Building Technologies
HVAC Products
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PWM pump control......................................................................63
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Preset parameters .......................................................................64
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Pump overrun ..........................................................................68
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Shutdown mode.......................................................................68
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Heating up phase.....................................................................68
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DHW operation........................................................................69
3.9
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Heating curves.........................................................................72
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Time switch.............................................................................74
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Room thermostat .....................................................................75
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RU .........................................................................................75
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ECO functions ............................................................................77
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S / W changeover.....................................................................77
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4
Clip-in AGU2.500... for additional heating circuit.................................79
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Functions ...................................................................................79
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General...................................................................................79
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Hydraulic diagrams ......................................................................79
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Inputs / outputs ...........................................................................79
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Sensor.......................................................................................80
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Frost protection...........................................................................80
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Mixing circuits..........................................................................80
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Basic Documentation LMU54... / LMU64...
Contents
5/171
CC1P7494en
07.11.2002