Potterton Sirius WH 50-60-70 Installation, Operation & Maintenance Manual page 22

Applications (pumps, sensor, remote control ...) have to be connected to terminal as follows (see also section
14):
APPLICATION
PRIMARY PUMP PLP
DHW PUMP PDHW
HEATING PUMP P1
DHW SENSOR TS
REMOTE CONTROL QAA73 (LOW TEMPERATURE)
ROOM THERMOSTAT
HEATING PUMP P2
3 WAY VALVE
FLOW SENSOR
Parameter changes requires (see also section 16):
PCB
PARAMETER
H552
H553
H615
H632
Boiler
11°c ∆t
kpa
Wh50
70,61
Wh0
61,78
Wh70
56,88
Boiler Minimum Water Flow rates
Wh50
Wh0
Wh70
InstructIons pErtaInInG to thE InstaLLEr
Description
Hydraulic system
KonfigHKS
KonfigAusgang
Wanfo Q8
13.3 Heat excHanger pressure drop
hydraulic resistance and Water Flow rates
15°c ∆t
Lit/sec kpa Lit/sec
0,98 31,38 0,72
1,19 30,40 0,88
1,41 34,32 1,04
Lit/sec
0,28
0,28
0,35
TERMINAL BOARD
M1: A – B
M3: 13 – 14
M3: 11 – 12
M2: 7 – 8
M2: 1 – 2
M2: 3 – 4
CLIP IN AGU 2.500
CLIP IN AGU 2.500
CLIP IN AGU 2.500
Setting Parameter
H552 = 50
H553 = 12
H615 = 9
H632 = 00001111
0°c ∆t
kpa Lit/sec
11,77 0,54
17,65 0,66
20,59 0,78

0°c ∆t
kpa Lit/sec
10,79 0,36
12,26 0,44
11,77 0,52
91.7.1 - GB/IE