Installazione elettrica, Ewz0046 – Lenze EMF2181IB User Manual
Page 143
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Installazione elettrica
Collegamento del system bus (CAN)
6
EDKMF2181 DE/EN/FR/ES/IT 3.0
143
H1_E_INST-SteckerFederkraftAnschluss FKCT
Il CAN-Bus deve essere terminato con resistenze (120
Ω
) tra CAN-LOW e CAN-HIGH. Il
connettore maschio Sub-D con resistenza terminale integrata (codice d’ordine EWZ0046,
non incluso nell’oggetto della fornitura) è conforme alla raccomandazione DS 102-1 della
CiA.
L
EWZ0046
OFF
ON
OFF
ON
ON
OFF
р
р
р
р
OUT
IN
IN
IN
On
Off
On
120
120
120
L
EWZ0046
L
EWZ0046
L
EWZ0046
2181FEW004
Specifiche del cavo di trasmissione
Si raccomanda l’utilizzo di un cavo CAN secondo ISO 11898-2:
Cavo CAN secondo ISO 11898-2
Tipo di cavo
Doppino schermato
Impedenza
120
Ω
(95 ... 140
Ω
)
Resistenza di linea/sezione
lunghezza cavo
≤
300 m
≤
70 m
Ω
/m / 0.25 … 0.34 mm
2
(AWG 22)
lunghezza cavo 301 … 1000 m
≤
40 m
Ω
/m / 0.5 mm
2
(AWG 20)
Tempo di propagazione del segnale
≤
5 ns/m
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