Building Technologies
74 319 0618 0 a
17.04.2008
54/276
en
Block “
Derivative action time
d.h.w. heating via heat exchanger”
137
Derivative action
time
(Tv)
d.h.w.
control
0 s
(0…255)
......................
s
Block “Multifunctional relay”
141 Function of multi-
functional relay
0
(0…7)
.........................
0 = no function
1 = outside temperature switch
(set operating lines
143…145)
2 = ON / OFF according to time
switch (select time switch
on operating line 146)
3 = relay ENERGIZED in case
of fault
4 = relay ENERGIZED during
occupancy time
5 = relay ENERGIZED during
occupancy time incl. optimi-
zations
6 = relay ENERGIZED when
there is a demand for heat
7 = manually ON / OFF accord-
ing to operating line 142
If operating line 125 is not 0,
this operating line cannot be set
142 Manually ON / OFF
0
(0 / 1)
.........................
0 = relay DEENERGIZED
1 = relay ENERGIZED
Function can be provided only
when operating line 141 = 7
143 Outside
tempera-
ture switch, switch-
off value for occu-
pancy time
5.0 °C
(
−
35.0…+35.0)
...................
°C
Function can be provided only
when operating line 141 = 1