Siemens
СРЕДСТВА ПРОМЫШЛЕННОЙ АВТОМАТИЗАЦИИ
официальный партнер Сименс
Каталог СА01 2017
архивный
(4872) 700-366
skenergo@mail.ru

S7-300 front connector modules
Terminal assignment for the wiring of the 32-channel front connector module for digital modules and compact CPUs for the X2 interface

Refers to the following order numbers:

  • 6ES7921-3AA20-0AA0
  • 6ES7921-3AB20-0AA0

Front view of the front connector module for 32-channel digital modules and compact CPUs for the X2 interface

The connections for the supply voltage are shown as spring terminals. These are also available as screw version.

In the table below you can use the address assignment to find the allocation of the respective connecting cable connections to the channels of the signal modules.

Assignment of the connecting cable connections to the address bytes of the 32-channel digital modules and compact CPUs for the X2 interface

Connecting cable connection

Address assignment for

 

Digital input module

Digital output module

Digital input/output module and compact CPU X2 interface

1

EB x

AB x

EB x

2

EB (x+1)

AB (x+1)

EB (x+1)

3

EB (x+2)

AB (x+2)

AB x

4

EB (x+3)

AB (x+3)

AB (x+1)



Terminal assignment for the wiring of the front connector module (X1) for the compact CPU 312C

Refers to the following order number:

  • 6ES7921-3AK20-0AA0

Front view of the front connector module (X1) for the compact CPU 312C

The connections for the supply voltage are shown as spring terminals. These are only available as screw version.

In the table below you can use the address assignment (X1) to find the allocation of the respective connecting cable connections to the channels of the compact CPU 312C.

Assignment of the connecting cable connections to the address bytes (X1) of the compact CPU 312C

Connecting cable interface

Address assignment (X1) for the compact CPU 312C

1

EB x

2

EB (x+1)

3

AB x



Terminal assignment for the wiring of the front connector module (X1) for the compact CPU 313C, 314C-2PtP, 314C-2DP

Refers to the following order number:

  • 6ES7921-3AM20-0AA0

Front view of the front connector module (X1) for the compact CPU 313C, 314C-2PtP, 314C-2DP

The connections for the supply voltage are shown as spring terminals. These are only available as screw version.

In the table below you can use the address assignment (X1) to find the allocation of the respective connecting cable connections to the channels of the compact CPU.

Assignment of the connecting cable connections to the address bytes (X1) of the compact CPU 313C, 314C-2PtP, 314C-2DP

Connecting cable connection

Address assignment (X1) for the compact CPU

1

PEW x+0; PEW x+2; PEW x+4

2

PEW x+6; PEW x+8; PAW x+0; PAW x+2

3

EB x



















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Арматура DENDOR

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Датчики и измерители

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Регуляторы и регистраторы

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Пневматическое оборудование

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Краны и Клапаны

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Измерительные приборы

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Системы беспроводного управления «умный дом»

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Бесконтактные выключатели Конечные выключатели Оптические датчики Энкодеры

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SKW-FS - Установка умягчения

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SKW-FK - Установка обезжелезивания

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