Building Technologies
74 319 0619 0 a
17.04.2008
48/288
en
4
D.h.w. heating with electric immersion heater (op-
tional solar heating)
Note:
−
Circulating pump M4 only with heating circuit
types 1, 2 and 4
−
Electric immersion heater not possible with modu-
lating burner
M4
254
2
S
03
K6
N1
B6
M5
B31
B32
Parameter list
Line
Function, display
Factory setting
(Range)
Setting
Explanations, notes and tips
Block “Type of heat source”
54 Type of heat source
2
(1…3)
.........................
1 = single-stage burner
2 = 2-stage burner
3 = modulating burner
Block “Modulating burner”
55 Running time of
modulation actuator
60 s
(7.5…480)
......................
s
56 P-band modulating
control (Xp)
20 °C
(1…200)
...................
°C
57 Integral action time
modulating control
(Tn)
150 s
(10…500)
......................
s
58 Derivative action
time modulating
control (Tv)
4.5 s
(0…30)
......................
s
Block “Cascade slave”
59 Boiler sequence
release limit
200 °C×min
(0…500)
..........
°C×min
60 Boiler sequence
reset limit
50 °C×min
(0…500)
..........
°C×min
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