Operation Manual
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Siemens Schweiz AG User Manual CE1U2354en
HVAC Products QAA75.. / QAA78… / AVS37.. 23. August 2007
Operating line
User level
Function
Default value
Min
Max
Unit
Collector pump 2 Q16 ¦ H3 pump Q19
6)
¦ Flue gas relay
K17 ¦ Assisted firing fan K30 ¦ Cascade pump Q25 ¦
St tank transfer pump Q11 ¦ DHW mixing pump Q35 ¦
DHW interm circ pump Q33 ¦ Heat request K27 ¦
Refrig. request K28
4)
¦ Air dehumidif. K29
4)
¦ Diverting
valve, cooling Y21
4)
6040 I Sensor input BX21
None ¦ DHW sensor B31 ¦ Collector sensor B6 ¦
Return sensor B7 ¦ DHW circulation sensor B39 ¦
Buffer sensor B4 ¦ Buffer sensor B41 ¦ Flue gas temp
sensor B8 ¦ Common flow sensor B10 ¦ Solid fuel
boiler sensor B22 ¦ DHW charging sensor B36 ¦
Buffer sensor B42 ¦ Common return sensor B73 ¦
Cascade return sensor B70 ¦ Swimming pool sensor
B13 ¦ Collector sensor 2 B61 ¦ Solar flow sensor B63 ¦
Solar return sensor B64
None
6041 I Sensor input BX22
None ¦ DHW sensor B31 ¦ Collector sensor B6 ¦
Return sensor B7 ¦ DHW circulation sensor B39 ¦
Buffer sensor B4 ¦ Buffer sensor B41 ¦
Flue gas temp sensor B8 ¦ Common flow sensor B10 ¦
Solid fuel boiler sensor B22 ¦ DHW charging sensor B36
¦ Buffer sensor B42 ¦ Common return sensor B73 ¦
Cascade return sensor B70 ¦ Swimming pool sensor
B13 ¦ Collector sensor 2 B61 ¦ Solar flow sensor B63 ¦
Solar return sensor B64
None
6046 I Function input H2
Optg mode changeover HCs + DHW ¦ Optg mode
changeover HCs ¦ Optg mode changeover HC1 ¦ Optg
mode changeover HC2 ¦ Optg mode changeover HCP ¦
Heat generation lock ¦ Error/alarm message ¦ Min flow
temp setpoint ¦ Excess heat discharge ¦ Swimming pool
enable ¦ Dewpoint monitor
4)
¦ Flow temp. setpt increase,
hygro
4)
¦ Refrig. request
4)
¦ Heat request 10V ¦ Refrig.
request 10V
4)
¦ Pressure measurement 10V ¦ Rel. room
humidity 10V
4)
¦ Room temperature 10V
4)
Optg mode changeover
HCs+DHW
6047 I Contact type H2
NC ¦ NO
NO
-
6048
4)
I
Function value, contact H2
70 8 130 °C
6048
6)
I Min flow temp setpoint H2 70 8 120 °C
6049
4)
I
Voltage value 1, H2
0 0 10 Volt
6050
4)
I
Function value 1, H2
0 -100 500 -
6050
6)
I Temp value 10V H2 100 5 130 °C
6051
4)
I
Voltage value 2, H2
10 0 10 Volt
6052
4)
I
Function value 2, H2
70 -100 500 -
6052
6)
Pressure value 3.5V H2 5.0 0.0 10.0 bar
6070
6)
I Function output UX
None ¦ Boiler pump Q1 ¦ DHW pump Q3 ¦ DHW interm
circ pump Q33 ¦ Heat circ pump HC1 Q2 ¦ Heat circ
pump HC2 Q6 ¦ Heat circ pump HCP Q20 ¦
Collector pump Q5 ¦ Solar pump ext exch K9 ¦
Solar pump buffer K8 ¦ Solar pump swi pool K18 ¦
Collector pump 2 Q16 ¦ Boiler setpoint ¦
Output setpoint ¦ Heat request
None.
6071
6)
I Signal logic output UX
Standard ¦ Inverted
Standard
6075
6)
I Temperature value 10V UX 100 5 130 °C
6097 F Sensor type collector
NTC 10k ¦ Platinum 1000
NTC 10k
6098 F Readjustm collector sensor 0 -20 20 °C