Siemens LMV37.400A2 - AZL2... Unit Description and Controls

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Building Technologies Basic documentation LMV37.4... CC1P7546en
HVAC Products 21 Operating the AZL2… unit 01.12.2009
21 Operating the AZL2… unit
21.1 Description of the unit / display and buttons
Function and operation of unit versions AZL21… and AZL23… are identical.
Bild 1/0809
P
Vhmins%
VSD
ESC
/
reset
AF
Figure 57: Description of the unit / display and buttons
Button Function
F
Button F
- For adjusting the fuel actuator
(keep
F depressed and adjust the value by pressing or )
A
Button A
- For adjusting the air actuator
(keep
A depressed and adjust the value by pressing or )
VSD
AF
Buttons A and F: VSD function
- For changing to parameter setting mode
P
(press simultaneously F and A plus or )
/
reset
Info and Enter button
- For navigating in info or service mode
* Selection (symbol flashing) (press button for <1 s)
* For changing to a lower menu level (press button for 1…3 s)
* For changing to a higher menu level (press button for 3…8 s)
* For changing the operating mode (press button for >8 s)
-
Enter in parameter setting mode
-
Reset in the event of fault
- One menu level down
- button
- For decreasing the value
- For navigating during curve adjustments in info or service mode
+ button
- For increasing the value
- For navigating during curve adjustments in info or service mode
ESC
+ and - button: Escape function
(press
and simultaneously)
- No adoption of value
- One menu level up