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Installation manual
3.7
Connecting the Hornet+ network
The connection of two or more control panels (Previdia Max, Previdia Compact or repeaters) in a Hornet+ network can
be achieved by using two RS485 communication ports.
Cables:
4 wire shielded cable
Typical impedance 12Ohm
Maximum length 1000m (between two successive control
panels)
Compliant with local laws and regulations in force
Previdia Compact
1
2
3
4
5
6
7
8
-
-
+24
A+
A-
+24
B+
B-
Previdia Compact REP
1
2
3
+24
A+
A-
3.8
Connecting the land-line (PSTN)
The control panel can only be connected via the optional Previdia-C-DIAL board.
Cables:
Compliant with local regulations in force
Connect the telephone line [A] to the "L.E." terminals and telephone device or the internal phone line [B] to the
terminals of the board ([C], paragraph 2.4 - [B]).
"L.I."
Installation
Repeater
4
5
6
7
8
-
-
+24
B+
B-
A
Previdia Compact
1
2
3
4
5
6
7
8
-
-
+24
A+
A-
+24
B+
B-
C
1
2
3
4
5
L.E.
L.I.
Previdia Max
Port-A
Port-B
1
2
3
1
2
-
-
D-
D+
D-
Previdia Compact
1
2
3
4
5
6
7
8
-
-
+24
A+
A-
+24
B+
B-
B
3
D+
25
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