Split system (Single phase and 3-phase type)
Maintenance Document 1544-1 83
Input test EX1-3
Line no. Programming line
7911 Input EX1
7912 Input EX2
7913 Input EX3
By selecting a setting from input test EX1-3, the
relevant input will be displayed, enabling it to be
checked.
Display of 0 V means that there is no voltage and the
respective input is currently inactive. Display of 230 V
means that voltage is present at the respective input
so that it is activated.
Input / output test I/O module
Line no. Programming line
7973 Sensor temp BX31
7976 Sensor temp BX34
7996 Contact state H33
The sensor test operate the same as for BX1-4 on
the basic unit
4.3.15 Status Functions
The current operating status of the installation can be
viewed by means of status displays.
Messages
Line no. Programming line
8000 State heating circuit 1
8001 State heating circuit 2
8003 State DHW
8004 State cooling circuit 1
8006 State heat pump
8007 Not used
8010 Not used
8011 State swimming pool
8022 State supplementary source
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