The grey
side of the
ECL Card
Ex
tended ser
vic
e
32r
Service parameter(s) 148
148 Acceptable temperature deviation above the desired
flow temperature (ΔT2
ALARM
)
Circuit
Setting range
Factory setting
(I) / (II)
1 ... 30 K
(5) / (5) K
The alarm is activated if the actual flow temperature rises too
much above the desired flow temperature. The max. deviation
ΔT2
ALARM
is set here.
This condition must last longer than the time interval Δt
ALARM
(line 149).
This alarm can only be activated if the value in line 147 is set to
1 ... 30 K.
1 ... 30
: The alarm function is active if the actual
temperature rises above the acceptable
deviation.
30
°C
Flow temp.
ΔT2
ALARM
(line 148)
Desired flow temp.
No alarm if the
desired temp.
< 30 °C
Outdoor temp.
The alarm signal can only be sent via the module ECA 80.