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CPU 1512C-1 PN, 250 KB Prog, 1 MB Data
SIMATIC S7-1500 Compact CPU CPU 1512C-1 PN, central processing unit with working memory 250 KB for program and 1 MB for data, 32 digital inputs, 32 digital outputs, 5 analog inputs, 2 analog outputs, 6 high speed counters, 4 high speed outputs for PTO/PWM/frequency output 1. interface: PROFINET IRT with 2 port switch, 48 NS bit-performance, incl. front connector push-in, SIMATIC memory card necessary

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FAQ What is the meaning of the OPC UA status code "GoodOverload"?

With firmware V2.5 and higher of SIMATIC S7-1500, when using subscriptions the OPC UA server can transmit the status code "GoodOverload" when there is an overload of the CPU during sampling.

ID: 109763090
FAQ How do you download changed data blocks into the S7-1200/S7-1500 without putting the CPU in STOP and without affecting the values of the tags already loaded?

With the S7-1200 V4 and higher and with the S7-1500 you can change the interfaces of function and data blocks in running operation.

ID: 76278125
FAQ Which SINAMICS drives can you use with Motion Control and a SIMATIC S7-1500(T) controller?

An overview of configuration options for SINAMICS drives with different versions of TIA Portal.

ID: 109750431
FAQ Which modules support the "S7 Routing" function in S7 subnets?

This entry shows which modules support the "S7 Routing" function in S7 subnets to be able to operate cross-network PG/OP communication through S7 Routing.

ID: 584459
FAQ How can you read input words in the address range from 9999 to 65535 with the SIMATIC S7-1200/S7-1500 via Modbus RTU?

In STEP 7 V14 (TIA Portal) and higher the "Modbus_Master" instruction provides with V2.4 and higher for SIMATIC S7-1200/S7-1500 the option of reading out the extended address range (9999 - 65535) of input words (function code 04) of a Modbus slave.

ID: 109474481
FAQ How do you configure the CPUs 1511 and 1513 and the compact CPUs 1511C and 1512C in TIA Portal if the new article numbers are not yet in the hardware catalog?

The new modules have compatibility of functions with their predecessor versions and replace them with compatibility of spare parts.

ID: 109760846
FAQ Why are the special characters not displayed correctly in the HTML pages of the S7-1500 CPU when the file is opened via AJAX?

Unlike the browser, the data in the AJAX request is not decoded automatically. In this case you have to decode the data yourself as shown in the following example.

ID: 109757826
FAQ How do you monitor the output current of the ET 200SP Power Supply in the user program of the CPU?

The ET 200 SP PS is a primary-clocked power supply for connection to a 1-phase AC power supply.

ID: 109758948
FAQ What properties, advantages and special features are offered by the protocols TCP, ISO-on-TCP, UDP and ISO Transport?

An overview shows the properties, advantages and special features of the protocols TCP, ISO-on-TCP, UDP and ISO Transport.

ID: 26171811
FAQ How do you switch on the line module of the SINAMICS S120?

There are prepared function blocks in the "SINAMICS DriveLib" library for triggering various functions of the SINAMICS S120. Also located in the library is the function block "SINA_INFEED" via which the SINAMICS S120 line module can be triggered.

ID: 109759490
FAQ In STEP 7 (TIA Portal), how do you load the "Program Blocks" with the PLC tags and PLC data types from the CPU into the programming device?

Load the software from the CPU into your PG. For this you create a new project and configure an unspecified CPU.

ID: 41885693
FAQ Where can you download the Open Source Software parts and conditions of use of the SIMATIC apps?

Open Source Software parts and conditions of use of the SIMATIC apps for downloading

ID: 109480850
FAQ How do you program the TCON communication instruction to establish a connection for the Open User Communication between two S7-1500 CPUs?

You can use Open User Communication over Industrial Ethernet, for example, for data exchange through the integrated PROFINET interface.

ID: 58875807
ID: 102325771
FAQ What are the possible causes and remedies for appearance of the status code in the OPC UA Client when using subscriptions?

The following table gives you the necessary information for the S7-1500 CPUs, ET 200 CPUs, Software Controllers and Open Controllers.

ID: 109755860
FAQ What are the system limits of the OPC UA Server with S7-1500 with firmware V2.0.x and V2.1.x?

The following tables give you the system limits of the OPC UA Server with S7-1500 CPUs, ET 200 CPUs, Software Controllers and Open Controllers.

ID: 109755846
FAQ Which restrictions you have to consider by the OPC UA server of S7-1500 CPU with the firmware V2.0.x or V2.1.x in compatibility mode of firmware V2.5?

Consider the subsequent restrictions in the S7-1500 CPU with firmware V2.5, if the CPU configured in one of a early version (< V15) in the firmware V2.0.x oder V2.1.x.

ID: 109755858
FAQ How do you install the certificate for the standard website of the web browser of your S7-1500 CPU?

In the following we explain how to import the certificate with the Internet Explorer and with Mozilla Firefox.

ID: 103528224
FAQ How do you disable and enable the hardware limit switches of a Motion Control TO of an S7-1500 via the user program?

Change the parameters in the technology data block with the extended instruction "WRIT_DBL" to limit the positioning range of the positioning axis.

ID: 109747716
FAQ How do you process asynchronous instructions with the S7-1200/S7-1500?

In program processing, a difference is made between synchronous and asynchronous instructions.

ID: 109476955
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