Schneider Electric FX 3NET Podręcznik Użytkownika Strona 33

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Planning Instruction 66571758GB0 Fire Detection 33
8.4 Grounding of communication cables
FX y serial adapterFX x serial adapter
GND TR- TR+
SYSTEM 2
SYSTEM 1
GND TR- TR+
2b, Spare wire,
not in use
2b, Spare wire,
not in use
1a
1b
2a
1a
1b
2a
TR+ TR- GND
SYSTEM 1
SYSTEM 2
TR+ TR- GND
1a
1b
2a
1a
1b
2a
2b, Spare wire,
not in use
2b, Spare
wire, not in use
TR+ TR- GND
RS485
FMPX
GND TR- TR +
RS485
2b, Spare wire,
not in use
2b, Spare wire,
not in use
2a
1b
1a
2a
1b
1a
FX y
chassis
FX x
chassis
All serial
communication
cable shields are
connected to the
grounding filter.
Max length 10mm
Cable shield is
connected ONLY
in FXNET panel
All serial
communication cable
shields are connected
to the grounding filter.
Max length 10mm
Schneider Electric Pelco Finland Oy
Kalkkipellontie 6, 02650 Espoo, Finland Telephone: +358 10 446 511 Fax: +358 10 446 5103 www.pelco.com/nordic
Document Number 66571758GB0 49 2011
© 2009 Schneider Electric. All rights reserved.
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