Installation Guide
ECL Comfort 210 / 310, application A214 / A314
5.11 Alarm
Many applications in the ECL Comfort 210 and 310 series
have an alarm function. The alarm function activates relay 4
(A214 applications in ECL Comfort 210 or 310) or relay 6 (A314
applications in ECL Comfort 310).
The alarm relay can activate a lamp, a horn, an input to an alarm
transmitting device etc.
Typical alarms, type 1:
•
S3 defective
•
Actual S3 temperature differs from the desired S3 temperature
•
Fire alarm (S8)
•
Filter monitor S10 (Digital 10)
•
Heat recovery
•
Activation of a frost thermostat (S7)
•
Detection of frost temperature at S5 or S6
Type 1 alarms are present as long as the alarm reason is present.
Typical alarms, type 2:
•
Fan monitor S9 (Digital 9)
•
Inlet pressure
•
Outlet pressure
•
Disconnection or short-circuiting of a temperature sensor or
its connection.
Type 2 alarms are present even if the alarm reason no longer is
present. To remove the alarm indications, the alarms must be
cleared.
When an alarm is activated, the
appears in the favorite displays.
To find the reason for alarm:
•
select MENU
•
select ‘Alarm’
•
select ‘Alarm overview’. A
will be shown at the alarm in
question.
Some alarms are generated if a measured value gets higher or
lower than set values.
Parameters indicated with an ID no. like "1x607" mean a universal
parameter.
x stands for circuit / parameter group.
164
DEN-SMT/DK
VI.GU.A2.02
Danfoss District Energy
