Wiring Diagrams For Expansion Modules - Grundfos MAGNA 2000 Series Installatie- En Bedieningsinstructies
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- Installatie- en bedieningsinstructies (36 pagina's) ,
- Installatie- en bedieningsinstructies (43 pagina's) ,
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7.11 Wiring diagrams for expansion modules
Bus signal
A
Y
B
4
5 6 7 9 10 11 12 21 22 23
Warning
•
Wires connected to
– supply terminals,
– outputs NC, NO, C and
– start/stop inputs, A, Y, B, MIN,
MAX, 10 V
must be separated from each other
and from the supply by reinforced
insulation.
•
All wires connected to a terminal
block must be tied up at the
terminals.
Fig. 15 GENI module
Note:
•
If the 0-10 V input is used, there must be a connection across terminals MIN and
must be closed).
•
All cables used must be heat-resistant up to +85 °C.
•
All cables used must be installed in accordance with EN 60204-1 and EN 50174-2: 2000.
Concerning demands on signal wires and signal transmitters, see section 11. Technical data.
Connection examples (GENI module) can be found on pages 343 to 346.
18
Min. curve
Max. curve
Analog 0-10 V input
Twin-head
pump
X Q Z
DC 0-10 V
Min.
Max.
Bus signal
A
B
Warning
•
Twisted-pair cable.
•
Wires connected to
– supply terminals,
– outputs NC, NO, C and
– start/stop inputs, A, B
must be separated from each other
and from the supply by reinforced
insulation.
•
All wires connected to a terminal
block must be tied up at the
terminals.
Fig. 16 LON module
(input for min. curve
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