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Building Technologies Basic documentation LMV37.4... CC1P7546en
9 Connection to load controllers 17.12.2018
9.4 Manual output
A manual output can be set with the Normal display of the AZL2 or via the PC software
ACS410.
Manual output via the AZL2
Manual output can be activated or adjusted by pressing the F button for at least 1
second and by pressing the + or – button.
Output 0 means Manually OFF.
As long as the manual output is active, the output appearing on the normal display
flashes.
To deactivate and to change to automatic operation, press ESC for 3 seconds.
If Manually OFF is activated, it is stored via mains OFF.
On power return, the burner assumes the Manually OFF position (OFF flashing) (refer to
chapter Operation).
Activation of Manually OFF in operation
To activate Manually OFF, first run the system to the minimum output limit. Then, press
the F button for at least 1 second and press the – button.
Manually OFF is activated by releasing and pressing again the F button and pressing
the – button.
Caution!
Manually OFF must not be used just to put a burner out of operation when
doing mounting work, or when the burner is not ready for operation. The safety
notes contained in chapter Safety notes must be observed!
Manual output via the PC software ACS410
Refer to description of the PC software ACS410, Software Document (J7352).
9.5 Output with curve settings
To set the curves via the AZL2 or the PC software ACS410, a special parameterization
output is provided.
Using this output, it is also possible to approach the point of ignition. The output is
delivered automatically and cannot be set manually. It is only mentioned here for the
sake of completeness.
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