Siemens LMV37.400A2 - Special Functions on AZL2...; Manual Lockout Procedure; Manual Control of Output

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Building Technologies Basic documentation LMV37.4... CC1P7546en
HVAC Products 21 Operating the AZL2… unit 01.12.2009
21.4 Special functions
21.4.1 Manual lockout
/
reset
plus other button
P
Vhmins%
Bild 3/0707
Press
/
reset
together with any other button.
The basic unit switches instantly to the lockout
position, no matter what the operating position.
The display shows the fault status message,
except when in parameter setting mode.
21.4.2 Manual control (manual request for output)
P
Vhmins%
Bild 4/0707
Burner is in operation.
The display shows
oP: on the left, the
percentage of the current output on the right.
Example:
oP: 20.0
F
1 s
P
Vhmins%
Bild 5/0707
Press
F for 1 s.
The display shows
LoAd:, the current output
flashes.
F
and
or
P
Vhmins%
Bild 6/0707
Press or to adjust the required
manual output.
Example:
oP: 23.0
P
Vhmins%
Bild 7/0707
Release
F .
The current manual output flashes, indicating
that manual control is activated.
ESC
P
Vhmins%
Bild 8/0707
Press
ES
C
for 3 s to return to automatic
mode.
The output no longer flashes.
The display shows
oP: on the left, the
percentage value on the right.
Example:
oP: 23.0