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
¦ 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
5933
6)
I Sensor input BX4
None ¦ DHW sensor B31 ¦ Collector sensor B6 ¦ Return
sensor B7 ¦ DHW circulation sensor B39 ¦ Buffer st tank
sensor B4 ¦ Buffer st tank 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
5950 I
Function of input H1
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 ¦ Swimming pool ¦ Dewpoint monitor ¦ Flow
temp. setpt increase hygro ¦ Refrig. request ¦
Heat request 10V ¦ Refrig. demand 10V ¦ Pressure
measurement 10V ¦ Rel. room humidity 10V ¦ Room
temperature 10V
Optg mode changeover
HCs+DHW
-
5951 I Operating action of contact H1
NC ¦ NO
NO
-
5952
4)
I
Function value, contact type H1
70 8 130 °C
5952
6)
Min flow temp setpoint H1
70 8 120 °C
5953
4)
I
Voltage value 1, H1
0 0 10 Volt
5954
4)
I
Function value 1, H1
0 -100 500 -
5954
6)
Temp value 10V H1 100 5 130 °C
5955
4)
I
Voltage value 2, H1
10 0 10 Volt
5956
4)
I
Function value 2, H1
70 -100 500 -
5956
6)
Pressure value 3.5V H1
5.0 0.0 10.0 bar
5960
6)
I Function input H3
Optg mode change 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 ¦ Release swimming
pool ¦ Heat request 10V ¦ Pressure measurement 10V
Optg mode changeover
HCs+DHW
-
5961
6)
I Contact type H3
NC ¦ NO
NO
-
5962
6)
I Min flow temp setpoint H3 70 8 120 °C
5964
6)
I Temp value 10V H3 100 5 130 °C
5966
6)
I Pressure value 3.5V H3 5.0 0.0 10.0 bar
5982
6)
I Function input EX2
Counter 2nd burner stage ¦ Heat generation lock ¦
Error/alarm message ¦ SLT error message ¦ Excess heat
discharge
Counter for second burner
stage
-
5983
6)
I Cont type input EX2
NC ¦ NO
NO
-