Installation and operating instructions Wilo-Stratos
29
English
Control systems
Δ
p-c,
Δ
p-v and
Δ
p-T:
Δ
p-c (fig. 7)
Δ
p-v (fig. 6)
Δ
p-T (fig. 8)
Operating
point on max.
speed curve
Draw a line from the operating point to the left.
Read set value Hs and set the pump in
accordance with this value.
Settings are to be
made by the infrared
device.
Operating
point in
control range
Draw a line from the
operating point to the
left. Read set point Hs
and set the pump in
accordance with this
value.
Continue the standard
line until it meets the
max. speed curve,
then continue
horizontally to the
left, read set point Hs
and set the pump in
accordance with this
value.
Setting range
H
min
, H
max
see type key (chapter 5.1)
T
min
: 68…212°F
(+20...+100°C)
T
max
: 86…230°F
(+30...+110°C)
Δ
T = T
max
-T
min
≥
50°F (10°C)
Increase:
Δ
HS/
Δ
T
≤
3.3 ft/50°F
(10°C)
H
min
, H
max
Summary of Contents for Stratos-D
Page 2: ...Fig 1 Fig 2 1 1 2 1 3 1 1 2 Fig 3...
Page 4: ...Fig 9 Fig 10 max min Off U V 1 2 3 10...
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