Schneider Electric FX 3NET Manual de servicio descargar pdf (Pagina 42)

Installation Instruction 66571764GB3 Fire Detection 42

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 66571764GB3 16 2012

18.1 FX 3NET communication network

S1 S1 S1

FX_ FX_

FX_

“Visible” “Visible”

“Seeing” “Seeing”

“Seeing”

Fire Routing

Building 1

= Communication cable

- one twisted pair

- shielded

Building 2

FRE

S2 S2

System 1(S1) and System 2 (S2) = serial communication line

Picture 5. Example: FX 3NET communication network

18.2 Communication grounding

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

TR+ TR- GND

SYSTEM 1

SYSTEM 2

TR+ TR- GND

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

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

Picture 6. Communication grounding in the FX NET system

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Schneider Electric FX 3NET Manual de servicio Pagina 42

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