Manual Datafox Evo 4.3
Page 100
Date: 27.12.2017 V 04.03.09.XX
5.7.8. Cable length and cable cross section for access wirering
Wireing:
Cables with a core diameter of 0.6 or 0.8 mm can be used as bus cables.
The following types of lines are suitable, e.g. as bus line:
• J-Y(ST)Y (Fernmeldeleitung),
• YR (Klingelmantelleitung),
• A-2Y(L)2Y (Fernmeldekabel)
Cat 7 Cable for Network struckture!
The maximum total line length BUS RS485 A and B wire is 1000 m. Here are one pair for fort he A
and B data line in use.
Cable lengths for the voltage supply of the readers.
power supply
1
reader from the box to the power supply
12V
:
•
0,6
mm Cable cross section:
200
m,
•
0,8
mm Cable cross section:
350
m.
s
power supply
1
reader with separated power supply
12V
:
•
0,6
mm Cable cross section:
250
m,
•
0,8
mm Cable cross section:
400
m.
power supply
2
reader with separated power supply
12V
:
•
0,6
mm Cable cross section:
125
m,
•
0,8
mm Cable cross section:
200
m.
power supply
3
reader with separated power supply
12V
:
•
0,6
mm Cable cross section:
65
m,
•
0,8
mm Cable cross section:
130
m.
power supply
1
reader with separated power supply
24V
:
•
0,6
mm Cable cross section:
500
m,
•
0,8
mm Cable cross section:
800
m.