Siemens POL638 Series

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Siemens Standard application AHU CE1P3977en_02
Building Technologies Function overview 01.02.2010
3.2 Diagram standard AHU
The figure displays a schematic of the entire functional scope for the standard AHU
application. All aggregates, sensors and functions are selected and configured
when configuring the air handling unit.
− Fire detector
− Time switch program
− Free temperature sensor
− Free alarm display
− Display of certain operating modes
− Occupancy button
− Setpoint settings
− Emergency button
− Acknowledge alarm
− Alarm display
Heat recovery can be implemented in the following ways:
– Rotary heat exchanger.
– Plate heat exchanger.
– Water heat exchanger.
Legend
Heat recovery
Basis Document Siemens Climatix Control System
BDCX.100820.01GB
Page 13