A Pinout
A-286
S7-CPs for Industrial Ethernet Configuring and Commissioning
Release 01/2007
C79000-G8976-C182-07
A.3 Connector for Industrial Ethernet
Pinning - 15-Pin Sub-D Female Connector
Pin No. Signal Name Function
1 MEXT External ground, shield
2 CLSN Collision +
3 TRMT / TPETXD Transmit + / TPE Transmit Data +
4 Ground Ground 5 V
5 RCV / TPERXD Receive + / TPE Receive Data +
6 M 15 V Ground 15 V
7 TPE_SEL Switchover AUI/ITP
8 Ground Ground 5 V
9 CLSN_N Collision -
10 TRMT_N / TPEXTXD_N Transmit - / TPE Transmit Data -
11 Ground Ground 5 V
12 RCV_N / TPERXD_N Receive - / TPE Receive Data -
13 P15 V +15 V
14 Ground Ground 5 V
15 - -
The pin assignment complies with IEEE 802.3 AUI interface.
The signals TPETXD / TPETXD_N and TPERXD / TPERXD_N form the ITP
interface.
A.4 Connector for PROFIBUS
9-pin D-sub female connector for PROFIBUS (used with IE/PB Link)
Pin No. Signal Name PROFIBUS
Designation
Used in
RS485
1 PE Protective earth yes
2 - - -
3 RxD/TxD-P Data line B yes
4 RTS (AG) Control-A -
5 M5V2 Data reference
potential
yes
6 P5V2 Power supply
plus
yes
7 BATT - -
8 RxD/TxD-N Data line-A yes
9 - - -
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