Boiler pump with low loss header, without DHW heating
Boiler pump with DHW heating downstream of low loss header
If the pump HEP is used as a boiler pump without DHW heating or with DHW
heating downstream of the low loss header, apply the settings given in the follow-
ing table.
Function
Prog. no.
Setting level
Setting
Boiler
Temp differential max
2316
E
- - -
Nominal temperature rise
2317
E
e.g. 15 °C
Pump modulation
2320
E
Nominal temperature rise
Configuration
Sensor input BX1
5930
E
Rail flow temperature sensor
B10
PWM output P1
6085
E
Boiler pump Q1
Set the minimum and maximum pump speeds in accordance with the system con-
figuration under menu item
Boiler
Function
Prog. no.
Setting level
Set value
Boiler
Pump speed min
2322
E
Pump speed max
2323
E
Optional settings
Function
Prog. no.
Setting level
Setting
Configuration
Relay output QX3
5892
E
DHW actuator Q3
Set the minimum and maximum pump speeds in accordance with the system con-
figuration under menu item
DHW storage tank
Function
Prog. no.
Setting level
Set value
DHW cylinder
Pump speed min
5101
E
= 2322
Pump speed max
5102
E
= 2323
Commissioning
7660118-03
07.16
Variable speed pump HEP 25-180-10
29
GB
