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Bausch Datacom –InduBox PSTN III – referentiehandleiding – V1.0c
4.3.2 Geïsoleerde RS-485 interface
RS-485 Hardware configuratie
•
Mains
N
L1
5V'
B
A
GND'
120 E
JP1
2013 / 04 / 03
RS-232
5V'
560 E
receiver
B
~recEN
traEN
A
transmitter
560 E
RS-485 Interface
RJ-45 8 contacts
1 .......... 8
Open - 20 ms - < 9600 bps
Close - 2 ms - >= 9600 bps
JP3
dT
JP2
5V'
14
LINE
V.24 bus
RxD
TxD
InduBox PSTN III V1.0c NL
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