41
Operating
line
User level Function
Default value
Min
Max
Unit
2241
O
Burner running time min
4
0
20
min
2250
O
Pump overrun time
5
0
20
min
2260 O
Prot boil startup consumers
Off ¦ On
On
2261 O
Prot boil startup boil pump
Off ¦ On
On
2262 O
Optimum start control
Off ¦ On
Off
2270
F
Return setpoint min
8
8
95
°C
2271
O
Return setpoint min OEM
8
8
95
°C
2272 O
Return influence consumers
Off ¦ On
On
2282
O
Actuator running time
120
30
873
s
2283
O
Mixing valve Xp
32
1
100
°C
2284
O
Mixing valve Tn
120
10
873
s
2285
O
Mixing valve Tv
10
0
60
s
2290
O
Switching differential bypass pump
6
0
20
°C
2291 O
Control bypass pump Parallel burner
operation ¦ Return temp
Return temperature
2300 O
Frost prot plant boiler pump
Off ¦ On
Off
2310 O
Limit thermostat function
Off ¦ On
On
2315
O
Temp differential min
− − −
− − − / 0
80
°C
2316
O
Temp differential max
− − −
− − − / 0
80
°C
2322 (***) O
Pump speed min
40
0
100
%
2323 (***) O
Pump speed max
100
0
100
%
2324 (***) O
Speed Xp
32
1
100
°C
2325 (***) O
Speed Tn
120
10
873
s
2326 (***) O
Speed Tv
10
0
60
s
2330 F
Output
nominal
50
0 1000 kW
2331
F
Output of basic stage
30
0
1000
kW
2340 (***) F
Auto source seq 2x1 casc
500
− − − /
10
990 h
Cascade
3510 O
Lead strategy
Late on, early off ¦ Late on, late off ¦ Early
on, late off
Late on, late off
3511
O
Output band min
40
0
100
%
3512
O
Output band max
90
0
100
%
3530
O
Release integral source seq
50
0
500
°C min
3531
O
Reset integral source seq
20
0
500
°C min
3532 F
Restart
lock
300
0 1800 s
3533 F
Switch-on
delay
5
0 120 min
3534
O
Forced time basic stage
60
0
1200
s
3540
F
Auto source seq ch’over
500
− − − /
10
990 h
3541 F
Auto source seq exclusion
None ¦ First ¦ Last ¦ First and last
None
3544 F
Leading source S
ource 1 ¦ Source 2 ¦ … ¦ Source 16
Source 1
3550 O
Prot startup cascade pump
Off ¦ On
On
3560
F
Return setpoint min
8
8
95
°C
E
=End user
I
=Commissioning
F
=Heating engineer
O
=OEM
BZ
=Operating line
(*) QAA75../78.. only, (**) RIELLOtech CLIMA COMFORT only, (***) RIELLOtech CLIMA TOP only.