AS-Interface Master

Masters for SIMATIC S7

CP 343-2 P

■Technical specifications

 

 

AS-Interface Specification

V 2.1

 

 

Bus cycle time

5 ms for 31 slaves

 

 

 

10 ms for 62 slaves

 

 

Interfaces

 

 

 

• Assignment of analog address

 

 

16 byte I/O and P-bus S7-300

 

 

space in the PLC

 

 

 

• AS-Interface connection

 

 

S7-300 front connector

 

 

 

with terminal

 

 

Supply voltage

+5 V DC through backplane bus

 

 

Current consumption

 

 

 

• Through backplane bus, typical

 

 

200 mA at 5 V DC

 

 

• Through AS-Interface from the

 

 

100 mA

 

 

AS-Interface shaped cables, max.

 

 

 

Power loss

2 W

 

 

Perm. environmental conditions

 

 

 

• Operating temperature

 

 

0°C to +60°C

 

 

• Transport/storage temperature

 

 

-40 °C to +70 °C

 

 

• Relative humidity, max.

 

 

95% at +25 °C

 

 

Design

 

 

 

• Module format

 

 

S7-300 design

 

 

• Dimensions (W x H x D) in mm

 

 

40 x 125 x 120

 

 

• Weight

Approx. 190 g

 

 

• Space required

 

6

1 slot

 

Configuration software

Optional:

 

 

STEP 7 V5.2 or later

 

 

 

 

■Ordering data

Order No.

 

 

 

 

CP 343-2 P

6GK7 343-2AH10-0XA0

 

communications processor

 

 

 

 

For connection of SIMATIC S7-300 and ET 200M to the AS-Interface; without front connector

CP 343-2 and CP 343-2 P manual

 

including software (FC)

 

 

and examples

 

paper version

 

• German

 

6GK7 343-2AH00-8AA0

• English

 

6GK7 343-2AH00-8BA0

• French

 

6GK7 343-2AH00-8CA0

• Spanish

 

6GK7 343-2AH00-8DA0

• Italian

 

6GK7 343-2AH00-8EA0

Electronic manuals

6GK1 975-1AA00-3AA0

Communication systems, logs,

 

 

products

 

on CD-ROM

 

 

German/English

 

 

 

6/40

Siemens IK PI · 2004

Page 39 Page 41
Page 40
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Siemens EN 50295 manual CP 343-2 P 6GK7 343-2AH10-0XA0 Communications processor
Page 39 Page 41

EN 50295 specifications

Siemens EN 50295 is emerging as a pivotal standard in the domain of electrical safety and design, particularly relevant for the electrical industry and equipment manufacturing sectors. Primarily, this European Norm is geared towards ensuring the safety of electrical systems used in dry environments, which is essential for various industrial applications.

One of the main features of the EN 50295 standard is its comprehensive safety requirements which are aimed at mitigating the risks associated with electrical systems. This includes aspects like insulation resistance, protective earthing, and the management of electrical faults. By setting a benchmark for safety, Siemens EN 50295 assists manufacturers in maintaining compliance with national and international regulations, thus protecting both users and equipment.

The standard emphasizes the importance of safety measures in the design process. It outlines criteria for components, assembly methods, and system installation, ensuring that electrical equipment operates stably and gets rid of risks related to electrical failures. This involves rigorous testing of materials and components, which enhances their reliability and longevity while providing efficient overall operation.

Siemens EN 50295 also incorporates advancements in technology, acknowledging the significance of intellectual innovation in the industry. It encourages the integration of smart technologies and automation features into electrical systems, paving the way for enhanced operational efficiencies. Such technologies not only improve the performance of electric systems but also contribute to energy conservation, reducing the overall environmental footprint.

Another characteristic of the EN 50295 standard is its adaptability. The framework it provides can be customized depending on specific industry needs, making it versatile across various sectors such as manufacturing, construction, and transportation. This adaptability ensures that businesses can maintain high safety standards while still allowing room for innovation and modern practices.

In summary, Siemens EN 50295 presents a well-rounded approach to enhancing safety, reliability, and sustainability in electrical systems. Its features and characteristics are set to guide industries in making informed decisions regarding electrical configuration, ultimately fostering a safer and more efficient working environment. The incorporation of emerging technologies ensures that the standard remains relevant in a fast-evolving technological landscape, proving to be an invaluable asset for manufacturers and service providers alike.
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