Readout of the alarms (see table below).
Min.room temp. (abs)
Max.room temp. (abs)
Min.room temp. (dif)
Max.room temp. (dif)
Roomtemp. failure
Min.extra temp.(dif)
Max.extra temp.(abs)
Max.extra temp.(dif)
Extra temp. failure
Therm.temp. failure
Min.therm.temp.(dif)
Max.therm.temp.(abs)
Max.therm.temp.(dif)
Minimum alarm
Check wiring and sensors.
Check if the heater works properly (if available).
Check minimum difference alarm settings.
Maximum alarm
Check wiring and sensors.
Check if the cooling works correctly (if available).
Check maximum difference alarm settings.
Check absolute maximum alarm settings.
Check the vortex damper, fans or central exhaust.
Check wiring and DSR sensor.
If the fan or airflow transmitter uses DSR feedback, the control
computer continually checks the DSR.
The control computer will be active on factory settings. Please check the
settings.
Watchdog alarm
Communication alarm
Setting changed
Stack overflow
Communication assignment
EPROM error
RAM error
The control computer also tests a number of functions of the
control computer itself. Always warn the installer if a system
alarm occurs.