Diehl Metering SHARKY 775 Instrucciones De Montaje página 40

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7.2.3 RS232 Communication module
The RS232 communication module is a serial interface for communicating
with external devices, e.g. PC; 300 or 2400 bauds.
The module contains a 3-pole terminal strip with terminals marked
62 (Dat), 63 (Req) and 64 (GND).
A special adapter cable is required for connection (order no. 087H0121).
The coloured wires are to be connected as shown:
62 = brown
63 = white
64 = green
Module RS232 is only to be installed on port 2 (right side).
7.2.4 RS485 Communication module
The RS485 communication module is a serial interface for communication
with external devices, e.g. PC; 2400 bauds.
The module contains a 4-pole
terminal strip with terminals
marked D+, D-, +12 V and
GND. The module requires
an external supply voltage of
12 VDC ±5 V.
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