Lenze 8104 - Page 26

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Technical description 8100_A
Features of the serial interface
-
Pin assianment:
1 + VCC15
Output
Supply voltage + 15 V/50mA
2
RxD
Input Data receiving line RS232C
3
TxD
Output
Data sending line RS232C
4 DTR
Output Sending control RS232C
5 GND
Controller reference potential. term. 60
6 DSR
Input
(unused)
7
T/R (AI
Output/Input
RS485
8
T/R (B)
Output/Input
RS485
9 + VCC5
Output Supply voltage +5V
For simple connection of the RS485 interface via terminals, a suitable adapter (part
no. 348921) can be supplied.
Baud rate: can be changed from 1200 Baud to 9600 Baud
)
Protocol: LECOM
There are additionalcodes, which can onlybe accessed via LECOM(seecode
table 7.7).
Further information about the serial communication can be obtained from the
technical description LECOMAlB.
)
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