Siemens S5-135U/155U appendix Submodulessubmodule, Pin Designation

Models: S5-135U/155U

1 560
Download 560 pages 1.68 Kb
Page 259
Image 259

CPUs, Memory Cards, Memory Submodules, Interface Submodules

Pin Assignments Shown in the following figure are the pin assignments of the 15-pin

of the SINEC L1 subminiature D-type connector in the front plate of the SINEC L1

Submodulessubmodule:

8

15

9

1

Pin Designation

1Housing/GND/GNDext

2± RxD

3VPG + 5 V_

4+ 24 V from bus

524 V ground

6+ TxD

7± TxD

8Housing/GND/GNDext

9+ RxD

1024 V ground

1120 mA

1224 V ground

1320 mA

14VPG + 5 V_

1524 V ground

²: from partner to CPU

³: from CPU to partner

Current Remarks

Direction

³

²

³

²

²Current return

³Current source, transmitter

³Current source, receiver

System Manual

5-119

C79000-G8576-C199-06

Page 259
Image 259
Siemens S5-135U/155U appendix Submodulessubmodule, Pin Designation