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Siemens Schweiz AG User Manual CE1U2354en
HVAC Products LPB 23. August 2007
Displays on the operator unit:
Check-No. heat source 1
101
Check-No. storage tank
5
Check-No. heating circuit
3
Device data
Line no. Operating line
6220 Software version
The software version indicated here represents the current version of the
basic unit.
6.20 LPB
Address / power supply
Line no. Operating line
6600 Device address
6601 Segment address
6604 Bus power supply function
Off
Automatically
6605 Bus power supply state
Off
On
The controller LPB address is divided into 2 parts each consisting of two 2-digit
numerals. Example:
14
. 16
Segment number
Device number
The bus power supply enables the bus system to be powered directly by the individual
controllers (no central bus power supply). The type of bus power supply can be
selected.
Off: No bus power supply via the controller.
Automatically: The bus power supply (LPB) via the controller is automatically
switched on and off depending on the requirements of the LPB.
The display shows whether the controller currently supplies power to the bus:
Off: The bus power supply via controller is currently inactive.
On: The bus power supply via controller is currently active. At the moment, the
controller supplies some of the power required by the bus.
Central functions
Line no. Operating line
6620 Action changeover functions
Segment
System
6621 Summer changeover
Local
Centrally
6623 Changeover of operating mode
6624 Manual source lock
6625 DHW assignment
Local HCs
All heating circuits in the segment:
All HCs in system
Device address and
segment address
Bus power supply
Bus power supply state
141


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