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Control technology | PROFIBUS communication manual

Technical data

Technical data of the MC-PBM communication card

20 L DMS 2.2 EN 07/2011 TD17

5 Technical data

5.1 Technical data of the MC-PBM communication card

Connection of PROFIBUS (SUB-D, 9-pole plug)

Field Values

Protocol PROFIBUS-DP (V0, V1), ISO 7498

Communication medium RS485

Network topology Line terminated on both sides (without repeater) / tree (with

repeater)

• Termination with Sub-D plug

Type within the network Master

Max. number of stations per segment 63

Max. number of stations per network 128

Baud rate See chapter "Baud rate / bus cable length

" ( 21)

Bus length

Connection SUB-D, 9-pole plug

View Pin Assignment Description

1free -

2free -

3 RxD/TxD-P Data line B (received data/transmitted data plus)

4 RTS Request To Send (received data / transmitted data, no differential

signal)

5 M5V2 Data ground (ground to 5 V)

6 P5V2 5 V DC / 30 mA (bus termination)

7free -

8 RxD/TxD-N Data line A (received data / transmitted data minus)

9free -

1 2 ... 15 16 17 18 19 20 21 22 23 24 25 ... 68 69

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