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FAQ What do you have to do if, after adding a CPU or an FM module, the SIMATIC S7-300 CPU no longer switches to RUN mode?

After adding a CPU or an FM module, the SIMATIC S7-300 CPU no longer switches to RUN mode but remains in STOP mode.

10/19/2018
ID: 22410800
(0)
FAQ Diagnostic coverage level to be specified and achievable safety integrity level for subsystems or SRP/CS with electromechanical components

This entry provides information on the diagnostic coverage level.

09/28/2018
ID: 35444114
(4)
FAQ How do you use the PROFIBUS optical cables for PROFINET?

When exchanging the interface modules between electrical and optical transmission you can use the existing PROFIBUS fiber optic cables also with PROFINET.

04/19/2018
ID: 109754843
(3)
FAQ General: Import of EPLAN Electric P8 macros at edz-Format

This entry contains information about import EPLAN Electric P8 macros at edz-Format in EPLAN

12/04/2017
ID: 48074331
(7)
FAQ Comparison: How are the communication resources managed in the S7-300 and S7-1500?

Management of the communication resources of a SIMATIC depends on the type of controller. With the S7-300 you have to respect a number of details before determining the maximum number of devices you can connect for the configuration. The communication management of the S7-1500 has simpler regulations.

06/12/2017
ID: 109747092
(2)
FAQ How do you connect the RS485/RS422 interfaces of SIMATIC and SIPLUS modules for serial communication?

Serial communication is possible via the RS485 and RS422 interfaces with the modules below, . The terminal assignments are given in the diagrams.

05/30/2017
ID: 109736665
(6)
FAQ Which connector do you use to connect fiber-optic cables to the optical interface of network components and terminals?

Overview of the connectors used to connect fiber-optic cables to the optical interface of network components and terminals.

05/05/2017
ID: 35146578
(13)
FAQ How do you start S7-PLCSIM in STEP 7 (TIA Portal)?

In STEP 7 (TIA Portal) V14 and higher, for all product groups there is a common interface for S7-PLCSIM so that it is easier to start S7-PLCSIM in STEP 7 (TIA Portal).

03/28/2017
ID: 61931797
(20)
FAQ Automation Tasks in 10 minutes or less - Drives and Motion

Simple drive and motion control can be a huge benefit for any engineer because you can quickly and efficiently add standard drives and motion to your application.

03/17/2017
ID: 109476213
(1)
FAQ What connecting cables are there for connections between the operating units and the different controllers?

SIMATIC operating units can communicate with many different controllers. For this you need different cables and cable types. This FAQ response gives you an overview of the types of communication, the cables that can be used and their interface assignments.

11/15/2016
ID: 29034071
(4)
FAQ How do you install the Software Redundancy V1.2 (SP3) in MS Windows 7 (or higher)?

In MS Windows 7 (or higher) you can only use single components of the Software Redundancy V1.2. It is not possible to install the software completely.

05/09/2016
ID: 109482402
(3)
FAQ In STEP 7 (TIA Portal), how can you count forwards and backwards in a bandwidth between -2147483648 and +2147483647?

You can use the FB "Dcount" from the attached library to count forwards and backwards in the above-mentioned bandwidth.

05/06/2016
ID: 39309294
(1)
FAQ What are we to understand by corrosive environmental conditions when using SIPLUS extreme?

SIPLUS extreme - environmental conditions

04/26/2016
ID: 80584521
(0)
FAQ Where can you find information about the S7-300/400 backup batteries?

The data sheets and latest transport regulations for the backup batteries are available for downloading on the Internet sites of the manufacturers.

04/15/2016
ID: 12067424
(8)
FAQ In STEP 7 (TIA Portal), how do you convert the number of milliseconds into days, hours, minutes and seconds?

Using the FB "MillisecToTime" from the library included in the entry you can determine the days, hours, minutes and seconds from the number of milliseconds.

02/23/2016
ID: 42637538
(4)
FAQ In STEP 7 (TIA Portal), how do you convert the number of days, hours, minutes and seconds into milliseconds?

You can use the function "TimeToMillisec" to determine the number of milliseconds from the number of days, hours, minutes and seconds.

02/23/2016
ID: 43184859
(3)
FAQ How do you use WinCC flexible to transfer a project to an operator panel via S7 Routing?

You can load an HMI project from a WinCC flexible configuration computer to an operator panel via different subnets.

02/16/2016
ID: 32235096
(4)
FAQ Which images, graphics, symbols and screenshots are available for SIMATIC industrial automation systems?

The picture database includes a large number of photos, graphics, 3D models and engineering data in various versions all ready for free downloading.

02/12/2016
ID: 13999030
(7)
FAQ How do you save the setpoint values (actual values) of the SIMATIC S7-300 which are changed online during commissioning?

During commissioning, certain values in the data blocks are changed for the plant. These can be control parameters, limit values, etc. These changes are often made directly in the CPU. In order to retain these changes, the data has to be saved beforehand.

12/03/2015
ID: 109478260
(5)
FAQ How do you set the PROFIBUS bus parameters when using OLMs in STEP 7?

Taking into account the configuration of the fiber-optic cables when using OLMs so that the PROFIBUS bus parameters are recalculated and changed by STEP 7

10/14/2015
ID: 1995199
(5)
 
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