Cetetherm AquaEfficiency
Installation, service and operating instruction
41
11.12 Fouling function
Accessing the fouling-menu requires login at Technician level.
Fouling function can be activated when the sensor S3 is connected.
If the temperature in S3 is too high for a long time this function activates an alarm that consider the heat
exchanger fouled.
Parameter
Factory Default
Setting
Optional setting
Description
Fouling alm activ
0
0/1
0=disabled / 1=enabled
Fouling_alarm
Normal/Default
Read only
SP_Fouling
65°C
60-80
Depends on the HE type and Primary
inlet temperature
11.13 Pumps Menu
P1 and P2=Primary pumps
P3 and P4=Secondary pumps
Parameter
Factory Default
Setting
Optional
setting
Description
P12 Diff.work time
12 hrs
1 - 1000 hours
P1 or P2 Working time
P12 Cycling.Type
2
0=Fixed time
1=Fixed time+
diff.work time
2=Immediately
after Diff.hrs
0 : See P12 Cycling Hour
1 : If diff reached at this time, pump shift
2 : Don't care of Cycling day+hour
P12 Cycling.Period
0
0=None
1=Daily
2=Weekly
3=Monthly
P12 Cycling day
1
From 1st to
31st
Available only if “P12 Cycling Period”=3”
P12 Cycling Hour
10h00 pm
00h00 - 23h59
(11h59 pm)
Pump shift time
Min Speed P1P2
40 pct
10->100
Minimum primary pumps’ speed
40% for AquaEfficiency
50% for Solarflow
N/A for other products
P1P2 Overlap
6
0-10 seconds
Time to start P2(P1) before stopping P1(P2),
to let the other pump start
P34 Diff.work time
12 hrs
1 - 24 hours
P3 or P4 Working time
P34 Cycling.Type
2
0=Fixed time
1=Fixed time+
diff.work time
2=Immediately
after Diff.hrs
0 : See P34 Cycling Hour
1 : If diff reached at this time, pump shift
2 : Don't care of Cycling day+hour
P34 Cycling.Period
0
0=None
1=Daily
2=Weekly
3=Monthly
P34 Cycling day
1
From 1st to
31st
Available only if “P34 Cycling Period”=3”
P34 Cycling Hour
10h00 pm
00h00 - 23h59
(11h59 pm)
P3P4 Overlap
6
0-10 seconds
Time to start P4(P3) before stopping P3(P4),
to let the other pump start
Pump_Fault_Reset
Off
Off/On
To clear a pump default, set to On, then Off
