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Default Parameters List - Siemens QAA73 Service Manual

Temperature regulator

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DEFAULT PARAMETERS LIST

QAA73
Description of parameters
parameters
504
Maximum flow setpoint temperature (°C)
516
Summer / winter changeover temperature
532
Heating curve slope heating circuit HC1
534
Room temperature adjustment (°C)
Maximum speed (rpm) at maximum output in heating mode
536
(maximum speed limitation)
541
Maximum degree of modulation in heating mode (%)
544
Overrun time (s) of pumps
Minimum burner pause time (s)
545
(heat demand-dependent switching hysteresis)
Chimney sweep function
555.0
ON =active
OFF=deactivate
Legionella function
555.1
ON =active
OFF=deactivate
Setting
555.2
ON = hydraulic differential pressure switch
OFF = pressure switch
555.3...555.7
NOT used
608
Setting value of modulation air at ignition load (PWM%),
Setting value of modulation (PWM%) air at low-fire; lower limit
609
modulation range
Setting value of modulation (PWM%) air at high-fire; upper limit
610
modulation range
611
Setting value of required speed (rpm) at ignition load
612
Setting value of required speed (rpm) at low-fire
613
Setting value of required speed (rpm) at high-fire
Pag. 3/5
17.10.2008 Service instructions Lmu34 sw 2.09
NOVADENS
1.240
240
24
20/24 kW
kW
80
30
15
0
5900
4300
100
60
180
180
OFF
ON
OFF
-
55
50
15
11
100
88
4500
4300
1850
1600
5900
5100
280
24/28 kW
5050
74
55
16
100
4400
2000
5900

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