Klingenburg KR4 - Operation for KR4 Z; KR7 Z with Additional Functions; Troubleshooting Additional Functions; Summer Mode Operation; Critical Z-Controller Safety Warnings

·KLINGENBURG
17
Putting in operation control units with
additional functions KR4 Z und KR7 Z
The leading through the menu items is the same as for
controllers KR4 / KR7.
After the items “Manual operation” and “External operation”
appears in addition:
After confirmation the following menu item appears:
After adjusting the selected value between 0 an 40 °C and
confirming entry with the Enter push-button, go to the menu
item “Summer mode”
Summer mode
When selecting the summer operating mode, you can select
among “Summer mode off”, “Summer temperature
comparison”, “Summer enthalpy comparison” and “Outside air
temperature measurement”.
If you select “Summer mode off”, the program will go to the
menu item “Sequencer activation value” after you press the
Enter push-button.
If you select one of the summer operation modes and confirm
your entry with the Enter push-button, the following message
appears:
The selected temperature activates the summer operation and
can be set in 1°C increments in a range from 18 - 42°C. After
you have entered the desired reference temperature and
confirmed with the Enter push-button, the following menu item
will appear:
After confirmation continue as described for the controller KR4
/ KR 7.
Trouble shooting / Trouble shooting for the controller with
additional functions KR4 Z und KR7 Z
In case of the Z-controller, please note these additional search
points.
Nature of problem: Action:
Supply air control does Check sensor and connection.
not reply On the contacts 1, 17 and 20
against ground has to be a
supply voltage of 10 V.
No summer operation Check controller programming
mode and connections
Please ensure that you state model and serial numbers of the
rotary heat exchanger when making enquiries about your
controller or its components.
Input temp.regul
Setpoint: °C
Summerfunct. off
Summerswitch on
Summer Temp.comp
Summer Enth.comp
Setpoint: °C
Switchpoint: x%
Attention: Contact with
live elements even after
the power supply has
been cut can be life
threatening. Please
wait 15 minutes!