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PR3 - Unit with GR3 connection, maximum distance 30 metres
• A 6-pole cable must be used with section of at least 0.5
mm 2 . Cable shielding is not requested.
• The connections must be made between the PR3 panel
terminal board and the corresponding terminal board M7
on the GR3 board.
• In the connection phase it is mandatory to make a jump-
er on the PR3 terminal board between pole 1 and pole 2,
as indicated in the diagram.
• The maximum connection distance in these conditions
is 30 m.
PR3 - Unit with GR3 connection, maximum distance 150 metres
• For distances exceeding 30 m and up to a maximum of
150 m the SDP board must be positioned. The SDP acces-
sory must be mounted on the machine inside the electric
control board.
• In this case the jumper to carry out is between pole 1
and pole 5 of the SDP board, on the machine side. The
connection between the PR3 panel and the SDP board
must be point-to-point.
10
6
5
IAD
MAX 30 m
7
6
5
IAD = Auxiliary switch contact
1
7
2
6
3
5
4
4
SDP
5
3
6
2
7
1
M1
M2
7
M7
4
3
2
1
4
3
2
1
6
5
4
3
2
1
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