Potterton Gas condensing boiler Installation, Operation And Maintenance Manual page 104

Programming
Sensor input BX21/BX22
(6040 - 6043)
Function input H2 EM1/2
(6046, 6054)
Contact type H2 EM 1/2
(6047, 6055)
Voltage values 1/2 H2 mod-
ule 1-2
(6049, 6051, 6057, 6059)
Function values 1/2 H2 mod-
ule 1-2
(6050, 6052, 6058, 6060)
104
- Heating circuit 3 For this usage, the respective settings can be adjusted in the
menu point Heating circuit 3.
- Solar DHW: For this usage, the respective settings can be adjusted in the menu
point Solar.
- Primary contr/system pump: For this usage, the respective settings can be adjus-
ted in the menu point Primary contr/system pump.
Sensor inputs for the modules 1 and 2.
Functions in addition to the basic functions will be possible by configuring the
sensor inputs BX21 and BX22.
Explanations see prog.-no. 5930).
Explanations see prog.-no. 5950.
Explanations see prog.-no. 5951.
The linear sensor curve is defined over two fixed points. The setting is made with
two parameter pairs for Function value and Voltage value (F1 / U1 and F2 / U2).
Fig. 27: Example for heat demand 10 V and cooling demand 10 V
Flow setpoint
[°C]
F2=130
F2=100
F1=0
U1=0
F1 Function value 1
F2 Function value 2
U1 Voltage value 1
U2 Voltage value 2
Paramount three 30-115 kW
0,15
Voltage at Hx
[V]
U1=10
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