PC3000 Complete Installation guide iss 12 - Elektro-Trading

Profibus Master Fieldbus Card
Module identification
19-2
Module may be identified by means of a label visible through the top of the
detachable fascia carrying the text COM.
Additionally, a label fitted to the side of the module carries details of the serial
number etc. The product code is included and should read:-
PC3000/COMM/VERSION3/PROFIDP/MASTER
The COM-DPM card is the 2K varient, which describes the size of the dual port
RAM.
Connections
User connection to the module is via two 9 way, D-type connectors at the front of the
module.
Configuration port
The top connector is a male and is an unisolated RS232 configuration port. It is for
connection to a computer running the configuration software for download and
diagnostics.
Pin No. Function
2
3
5
Tx
Rx
Common
Table 1 Configuration port connections
Profibus port
The bottom connector is a female and is the isolated RS485 Profibus port. The actual
network connection to remote instruments via a twisted pair cable and the D-type
connector header should contain a terminator network as shown in the diagram.
Pin No. Function
6
3
8
5
5V
Rx/Tx +ve
Rx/Tx -ve
0V
6
3
8
5
390R
220R
390R
Table 2 Profibus port connections
Rx/Tx +ve
Rx/Tx -ve
PC3000 - Installation Guide