Danfoss CF-RC Instruction page 16

Instruction CF-RC Remote Controller
Identify Master Controller: GB
This function enables you to identify one specific Master Controller in a system
of up to three Master Controllers. When this function is activated, the Master
Controller, whose identity you wish to reveal, will flash all the output LEDs
from  to 0 and back again several times for easy identification.
5.4 Alarms
If an error occurs in the CF2 system, it is indicated by the Master Controller and
directly on the Remote Controller Display:
When the alarm is acknowledged with OK, the Buzzer of the Master Controller
will go Off (if set to Sound On, see chapter 5.3), and the CF2 system will switch
to Alarm status as indicated on the start-up screen:
VI.UH.M4.1C Produced by Danfoss Floor Heating Hydronics 03.2007
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