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SH-ARC PCI
Manual
Version 01.00
4.2.2
RS485-Network Interface (9 Pin SUB-D female)
Assignment compatible to FARC E3 ARCNET adapter by SoHard.
Connector type: 9 pin SUB-D female
Pin Assignment:
PIN
Description
Meaning
1
GND_RS
Data reference potential, supply
2
nc
reserved
3
DATA-A
Data line A (more positive than DATA-B when in
idle state)
4
DATA-B
Data line B (more negative than
DATA-A when in idle state)
5
GND_SEL
Can be connected to AGND and/or GND_RS.
(see chapter Dip Switch Settings)
6
nc
reserved
7
nc
reserved
8
nc
reserved
9
+5V_RS
Isolated +5V Suppy for RS485 Interface. The
maximum current must not exceed 25 mA.
Shield AGND
Shield
AGND is the bracket potential. GND_RS is the ground of the
electrically decoupled RS485 circuit.
page 11
Содержание SH-ARC PCI
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