Engli
s
h
In
s
t
a
ll
a
tion
a
nd oper
a
ting in
s
truction
s
Wilo-VeroLine IP-E, Wilo-VeroTwin DP-E
55
6.2
Control modes
The
s
elect
a
ble control mode
s
a
re:
p-c:
The electronic
s
keep the differenti
a
l pre
ss
ure cre
a
ted by the pump
a
bove the permitted feed flow r
a
nge con
s
t
a
ntly
a
t the pre-
s
elected
differenti
a
l pre
ss
ure
s
etpoint H
s
up to the m
a
ximum pump curve
(Fig. 10).
Q
= Volume flow
H
= Differenti
a
l pre
ss
ure (min./m
a
x.)
H
S
= Differenti
a
l pre
ss
ure
s
etpoint
NOTE
For
a
ddition
a
l inform
a
tion
a
bout
s
etting the control mode
a
nd the
ass
oci
a
ted p
a
r
a
meter
s
,
s
ee Section 8 “Oper
a
tion” on p
a
ge 66
a
nd
Section 9.4 “Setting the control mode” on p
a
ge 8
2
.
p-v:
The electronic
s
ch
a
nge the differenti
a
l pre
ss
ure
s
etpoint to be m
a
in-
t
a
ined by the pump line
a
rly between the delivery he
a
d H
s
a
nd ½ H
s
.
The differenti
a
l pre
ss
ure
s
etpoint H
s
decre
as
e
s
/incre
as
e
s
with the
volume flow (Fig. 11).
Q
= Volume flow
H
= Differenti
a
l pre
ss
ure (min./m
a
x.)
H
S
= Differenti
a
l pre
ss
ure
s
etpoint
NOTE
For
a
ddition
a
l inform
a
tion
a
bout
s
etting the control mode
a
nd the
ass
oci
a
ted p
a
r
a
meter
s
,
s
ee Section 8 “Oper
a
tion” on p
a
ge 66
a
nd
Section 9.4 “Setting the control mode” on p
a
ge 8
2
.
Manual control mode:
The
s
peed of the pump c
a
n be kept to
a
con
s
t
a
nt
s
peed between n
min
a
nd n
m
a
x
(Fig. 1
2
). “M
a
nu
a
l control” mode de
a
ctiv
a
te
s
a
ll other con-
trol mode
s
.
PID control
If the
s
t
a
nd
a
rd control mode
s
mentioned
a
bove c
a
nnot be u
s
ed –
for ex
a
mple, for Y-pipe in
s
t
a
ll
a
tion or gener
a
lly if the controller i
s
not directly connected to the pipe (Fig. 13) – the PID (
P
roportion
a
l-
I
ntegr
a
l-
D
ifferenti
a
l) control function i
s
a
v
a
il
a
ble.
By
s
electing
a
good combin
a
tion of individu
a
l control portion
s
, the
oper
a
tor c
a
n en
s
ure f
as
t re
a
cting, con
s
t
a
nt control without l
as
ting
s
etpoint devi
a
tion
s
.
The output
s
ign
a
l of the
s
elected
s
en
s
or c
a
n t
a
ke
a
ny intermedi
a
te
v
a
lue. The re
s
pective
a
ctu
a
l v
a
lue re
a
ched (
s
en
s
or
s
ign
a
l) will be
s
hown
as
a
percent (100 % = m
a
ximum me
as
urement r
a
nge of the
s
en
s
or) on the
s
t
a
tu
s
p
a
ge of the menu.
NOTE
The di
s
pl
a
yed percent v
a
lue only corre
s
pond
s
indirectly to the current
delivery he
a
d of the pump(
s
). It c
a
n be, for ex
a
mple, th
a
t the m
a
xi-
mum delivery he
a
d h
as
a
lre
a
dy been re
a
ched
a
t
a
s
en
s
or
s
ign
a
l
< 100 %.
For further inform
a
tion
a
bout
s
etting the control mode
a
nd the
ass
o-
ci
a
ted p
a
r
a
meter
s
,
s
ee Section 8 “Oper
a
tion” on p
a
ge 66
a
nd Section
9.4 “Setting the control mode” on p
a
ge 8
2
.
Fig. 10:
p-c
control
Q
s
H
m
a
x
H
H
s
H
min
Fig. 11:
p-v
control
Q
H
H
Q
H
m
a
x
H
s
½ H
s
H
min
Fig. 12: Manual control mode
Q
H
H
Q
n
min
n
m
a
x
s
H
s
Fig. 13: Example; use of PID control
Содержание VeroLine IP-E 40/160-4/2 Series
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