Con
tr
ol & o
ver
vie
w
s
31b
Service parameters (10-199)
Circuit I (Heating)
Lines Setting ranges
Factory settings Your settings
147
Acceptable temperature deviation
below desired flow temperature
(ΔT1
ALARM
)
OFF / 1 ... 30 K
OFF
K
148
Acceptable temperature deviation
above the desired flow temperature
(ΔT2
ALARM
)
1 ... 30 K
5 K
K
149
Time interval Δt
ALARM
before
activation of alarm function
1 ... 99 min.
10 min.
min.
174
Motor protection
OFF / 10 ... 59 min.
OFF
min.
196
Service pin LON
ON / OFF
OFF
197
LON reset
ON / OFF
ON
198
Daylight saving time changeover
ON / OFF
ON
199
Master / slave address
0 ... 9, 15
15
Circuit II (DHW)
Lines Setting ranges
Factory settings Your settings
16
Frost protection by DHW circulation
pump
ON / OFF
OFF
30
Return temperature limitation
10 ... 110 °C
60 °C
°C
40
DHW pump post-run
0 ... 9 min.
0 min.
min.
41
DHW charging pump post-run (P3)
0 ... 9 min.
0 min.
min.
44
Max. DHW charging time
OFF / 1 ... 100 min.
OFF
min.
45
DHW charging deactivation time
OFF / 1 ... 250 min.
0 min.
min.
51
DHW charging pump / changeover
valve
ON / OFF
OFF
53
Desired flow temperature, DHW
charging
ON / OFF
OFF
55
Activation / deactivation of DHW
circulation during DHW charging
ON / OFF
OFF
78
Desired temperature for anti-bacteria
function
OFF / 1 ... 100 °C
OFF
°C
80
Anti-bacteria function period
5 ... 250 min.
120 min.
min.
90
P3 = DHW circulation pump or DHW
charging pump
ON / OFF
OFF
141
Override input selection
OFF / 1 ... 6
OFF