Connection Diagram - Grundfos MAGNA 2000 Series Installation And Operating Instructions Manual

5.2 Connection diagram

Supply connection
Fig. 7 Connection diagram
Warning
• Wires connected to
– supply terminals,
– outputs NC, NO, C and
– start/stop input
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.
Concerning demands on signal wires and signal
transmitters, see section 11. Technical data.
A connection example can be found on page 342.
10
Signal output
1
NC NO C
L N NC NO C
Start/stop input
8
2 3
S
T
O
P
Note:
• If no external on/off switch is connected, the
connection across terminals STOP and
be maintained.
• 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.
• If a GENI module is fitted, the screen must be
connected to . See page 344.
7
should