Wilo -VR-System Installation And Operating Instructions Manual page 13

English
Display Description
P – - Pressure setpoint
H I - Overpressure threshold
P - Controller P – parameter
I - Controller I – parameter
d - Controller D – parameter
T 1 Follow-up time
Low water
t 2 Follow-up time
Zero-flow test
O P Operation menu
E r r Error memory menu
Tab. 1: Controller setting menu
(3) Additional system data, such as e.g. operating
hours and the switch-on frequency of the con-
trol device can be displayed in the Operation
menu.
Briefly press the rotary knob in the "O P" menu
item to open the "OPeration" menu. Here, you
have the option of selecting one of the fol-
lowing menu items:
O n c
S b h
P 1 h
P 2 h
P 3 h
P 4 h
22
Adjustment range
1.0 bar ... max. sensor value
1.0 bar ... max. sensor value
10 ... 100 (%)
1 ... 100 (%)
0 ... 100 (%)
Operating hours, switch-on frequency
Error history
Mains On/Off counter
Operating hours of the control
device
Operating hours of pump 1
Operating hours of pump 2
(at least 2 pump systems)
Operating hours of pump 3
(at least 3 pump systems)
Operating hours of pump 4
(at least 4 pump systems)
0 ... 180 s
0 ... 180 s
The selection is made by turning the knob to
the left or right and displaying the corresponding
values by pressing the rotary knob. For indicated
values exceeding 1000, the thousands and then
the remaining places are indicated in alterna-
tion and flashing. The internally saved values
for the operating hours of the pumps and the
Mains On/Off counter can be deleted, if required.
However, that only makes sense if pumps need
to be replaced. For this, the rotary knob must
be turned to the left until "Cl
then confirmed by pressing the rotary knob.
Pressing the rotary knob continuously takes
you back to the standard display.
(4) The Error memory menu "E r r" is described in
more detail in Section 8.3 "Error memory for
faults".
NOTE!
It is only possible to change parameters and reset
system data if no user lock applies (DIP switch 8,
Fig. 4).
Factory setting
3 bar
10 bar
50 (%)
50 (%)
0 (%)
180 s
10 s
is displayed and
A"
WILO SE 07/2011