PC-250 Filter control unit operating manual Page: 9 (24
The current language is displayed. If you press the and keys, you can
switch between the German and English languages. The language
displayed will be saved automatically.
2) Solar temperature
3) Water temperature
4) Filter pump operating status
5) Additional heater operating status
6) Solar heater operating status
7) Filter pump operating hours counter
8) Additional heater operating hours counter
9) Solar heater operating hours counter
10) Motor protection
The trigger current set for the motor protection system is visible in the
display.
2 facilities are available for setting the motor protection system.
a) The current motor current is accepted and saved if the filter pump is
running and the and
keys are pressed simultaneously.
(The starting
current delay factor is automatically declared.)
b) If you press the
or
keys, the filter pump current consumption
can be set manually. The current displayed will be saved automatically.
11) Quit info mode
To quit the information mode, press the Info key for 3 seconds without
interruption.
If the Info key is not pressed for a longer period, the device switches back
to the normal operating display automatically.
Installation
The controller must be protected against moisture in accordance with its protection class,
and the fixed to a plain, fireproof support with suitable loading capacity and must be out of
the reach of children. You should avoid direct sunlight, UV radiation and formation of
condensate due to temperature variations. The device must be powered via a multi-pole
main switch with a contact opening width of at least 3mm and a residual current circuit
breaker with I
FN
30mA
.
The device must be isolated before opening the housing.
Electrical power supply
Electrical power supply connections, in addition to alignment and service work, may only be
carried out by approved electricians. The attached circuit diagrams and all applicable safety
regulations must be observed
.
All conductive components must be included in the
equipotential bonding.
NTC
sensor
Water
temp.
PC-250
Filter pump
400V
max. 8A
Solar
Actuator
A
ktive
NTC
sensor
Solar
temp.
D
o
s
ing
s
y
s
te
m
floa
ting
max
.
8
A
L1 L2 L3 N
Mains
3 / N / PE
400V 50Hz
30 31 32 33
U1
W1
V1
WSK U2 U3 U4 U5 U6 2 3 4 5 11 12 13 14
20 21
22 23
H
e
a
te
r
floa
ting
max
.
8
A
M
3~
W
ind
ing
p
ro
te
c
tion
c
o
n
ta
c
t
N N N
N
EUROTRONIK-
10
Level regulation
NR-12-TRS-2
H
ea
te
r 2
30
V
2A
B
ac
kf
lu
sh
in
g
23
0V
2
A
R
in
sin
g2
30
V
2A
*
Remove bridge if
connecting NR-12-TRS-2 or
Eurotronik-10
!
*
*
All components must be included in the equipotential bonding!
