Siemens ET 7Y Series Especificações descarregar pdf (Página 175)

Technical Specifications

10-3

ET 200S IM 151-7 CPU Interface Module

A5E00058783-04

Terminal assignment for the IM 151-7 CPU

Table 10-1 Terminal assignment for the interface module IM 151-7 CPU

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Signal name Description

IM 151-7 CPU

1 – –

IM 151-7 CPU

2 M24 External 24 VDC supply

3 RxD/TxD-P Data line B

4 RTS Request To Send

5 M5V2 Data reference potential (from the

station)

6 P5V2 Supply plus (from the station)

7 P24 External 24 VDC supply

RS 485 interface

8 RxD/TxD-N Data line A

9 – –

2L+ 1M

1 L+

1 L+ 24 VDC

2L+ 1M

1 L+

2L+ 24 VDC (to loop through)

1M Masse

2M Chassis ground (to loop through)

Table 10-2 Pin assignment of the DP master module

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Signal name Description

DP master module

1 – –

DP master module

2 – –

3 RxD/TxD-P Data line B

4 RTS Request To Send

5 M5V2 Data reference potential (from the

station)

6 P5V2 Supply plus (from the station)

7 – –

RS 485 interface

8 RxD/TxD-N Data line A

9 – –

1 2 ... 170 171 172 173 174 175 176 177 178 179 180 ... 213 214

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Siemens ET 7Y Series Especificações Página 175

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