5.16 Alarm
The alarm function activates A1 (relay 6). The alarm relay can
activate a lamp, a horn, an input to an alarm transmitting device etc.
The alarm relay is activated
•
as long as the alarm reason is present (automatic reset) or
•
even the alarm reason has disappeared (manual reset)
Alarm, possibilities:
Name:
Description:
Reset:
Temp.
monitor
Actual flow temperature
differs from the desired flow
temperature.
Automatic
Refill tank
(A333.2,
A333.3)
Too low or too high water level
in refill water storage tank.
Manual
S7 . . . S10
pressure
Too low or too high pressure.
Automatic
Low
pressure
Too low pressure at S10.
Automatic
Temperature
sensor input
Accidently break or
short-circuit of connected
temperature sensor.
Manual
Resetting an alarm, in general:
MENU > Alarm > Alarm overview: Look for alarm symbol in specific
line.
(Example: "3: Pump 1")
Push dial
MENU > Settings > Alarm
Upper difference
1x147
The alarm is activated if the actual flow / duct temperature increases more
than the set difference (acceptable temperature difference above the desired
flow / duct temperature). See also 'Delay'.
See Appendix “Parameter ID overview”
OFF:
The related alarm function is not active.
Value:
The alarm function is active if the actual temperature
gets above the acceptable difference.
Upper difference
X
=
Time
Y
=
Temperature
# 1 #
=
Upper difference
# 2 #
=
Desired flow temperature
124 | © Danfoss | 2017.09
VI.GU.T2.02
Operating Guide ECL Comfort 310, application A333