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Building Technologies
Basic Documentation LMV5...
CC1P7550en
8 Display and operating unit AZL5
22.05.2018
8.4 TÜV test
Caution!
The TÜV test function must be performed by authorized personnel.
It is possible to activate…
∂
the loss-of-flame test, and
∂
the safety limit thermostat test
The loss-of-flame test is activated manually with the AZL5 via the
SafetyCheckFunct
⇓
LossFlameTest
menu and generates an electronic interruption of the flame signal.
Using safety shutdown
Loss of flame
, the LMV5 must shut the burner down.
The safety limit thermostat test is activated manually with the AZL5 via
SafetyCheckFunct
⇓
SLT Test
.
The burner is switched on and the load automatically set to the following adjustable
level.
Here, it is possible to set the load level that shall be approached in modulating
operation:
Parameter SLT-TestloadMod
Here, it is possible to set the load stage that shall be approached in multistage
operation:
Parameter
SLT-TestloadStg (S1 / S2 / S3)
After safety shutdown triggered by the safety limit thermostat or manual selection, the
safety limit thermostat test can be deactivated again.
Caution!
When activating the safety limit thermostat test, the internal controller and
temperature limiter functions are deactivated!
Both the setpoint and the temperature limiter switch-off threshold are ignored.
Loss-of-flame test
Safety limit thermostat
test