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Siemens SIMATIC NET S7-1500 Operating Instructions Manual
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Siemens SIMATIC NET S7-1500 Operating Instructions Manual

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SIMATIC CM 1542-1
SIMATIC NET
S7-1500 - PROFINET
SIMATIC CM 1542-1
Operating Instructions
CM 1542-1, firmware V3.0 (6GK7542-1AX00-0XE0)
CM 1542-1, firmware V4.0 (6GK7542-1AX10-0XE0)
04/2023
C79000-G8976-C355-05
Preface
Properties and functions
LEDs
Installation, connecting up,
commissioning, operation
Configuration, program
blocks
Diagnostics and upkeep
Technical specifications
Approvals
Dimension drawings
Documentation references
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Summary of Contents for Siemens SIMATIC NET S7-1500

  • Page 1 SIMATIC CM 1542-1 Preface Properties and functions SIMATIC NET LEDs Installation, connecting up, commissioning, operation S7-1500 - PROFINET SIMATIC CM 1542-1 Configuration, program blocks Diagnostics and upkeep Operating Instructions Technical specifications Approvals Dimension drawings Documentation references CM 1542-1, firmware V3.0 (6GK7542-1AX00-0XE0) CM 1542-1, firmware V4.0 (6GK7542-1AX10-0XE0) 04/2023 C79000-G8976-C355-05...
  • Page 2 Note the following: WARNING Siemens products may only be used for the applications described in the catalog and in the relevant technical documentation. If products and components from other manufacturers are used, these must be recommended or approved by Siemens. Proper transport, storage, installation, assembly, commissioning, operation and maintenance are required to ensure that the products operate safely and without any problems.

  • Page 3: Preface

    Preface Validity of this manual This document contains information on the following products: • Communications module CM 1542-1 Article number 6GK7 542-1AX00-0XE0 Hardware product version 1 Firmware version V3.0 • Communications module CM 1542-1 Article number 6GK7 542-1AX10-0XE0 Hardware product version 1 Firmware version V4.0 Communications modules for connecting S7-1500 to PROFINET View of the CM...
  • Page 4 Preface Abbreviations and reference to the module version • CM / module / device These terms are used in the following instead of the complete product designation. In this case, the information applies equally to both firmware versions or hardware product versions of the module.
  • Page 5 You will find the manual on the DVD supplied with the product. This DVD contains the product manuals valid at the time it is created. Current manual edition on the Internet You will also find the current version of this manual on the Internet pages of Siemens Automation Customer Support: Link: (https://support.industry.siemens.com/cs/ww/en/ps/15341/man)
  • Page 6 Preface Firmware The firmware is signed and encrypted. This ensures that only firmware created by Siemens can be downloaded to the device. Note on firmware/software support Check regularly for new firmware/software versions or security updates and apply them. After the release of a new version, previous versions are no longer supported and are not maintained.
  • Page 7 Link: (https://support.industry.siemens.com/c s/ww/en/view/84922825) You will find additional documents on the Siemens Industry Online Support pages in the appendix Documentation references (Page 65). FAQs on the Internet You will find detailed information (FAQs) on using the CM described here on the Internet at the following address (entry type "FAQ"):...
  • Page 8 Preface SIMATIC NET glossary The SIMATIC NET glossary describes terms that may be used in this document. You will find the SIMATIC NET glossary in the Siemens Industry Online Support at the following address: Link: (https://support.industry.siemens.com/cs/ww/en/view/50305045) Device defective If a fault develops, please send the device to your Siemens representative for repair. Repairs on-site are not possible.

  • Page 9: Table Of Contents

    Table of contents Preface ..............................3 Properties and functions........................11 Communication services ....................11 Further functions ....................... 11 Security information ......................13 Intended operating environment..................14 Configuration limits and performance data................. 15 1.5.1 Transmission and reaction times ..................15 1.5.2 Connection resources......................
  • Page 10 Table of contents Media redundancy ......................41 Time-of-day synchronization ....................41 Disabling SNMP via data record ..................42 Program blocks for OUC ..................... 43 Diagnostics and upkeep ........................47 Diagnostics ........................47 5.1.1 Diagnostics options......................47 5.1.2 SNMP ..........................47 Maintenance ........................

  • Page 11: Properties And Functions

    Properties and functions Communication services The CM supports the following communications services: • PROFINET IO PROFINET IO allows direct access to IO devices over Industrial Ethernet. – Real-Time communication (RT) – Isochronous Real-Time communication (IRT) – Media redundancy MRP – Device replacement without exchangeable storage medium –...
  • Page 12 Properties and functions 1.2 Further functions Media redundancy (MRP) Within an Ethernet network with a ring topology, the CM supports the media redundancy protocol MRP. You can assign the role of "Client" or "Manager (Auto)" to the CM. Addressable with the factoryset MAC address To assign the IP address to a new CM (direct from the factory), it can be accessed using the preset MAC address on the interface being used.

  • Page 13: Security Information

    Intended operating environment (Page 14). Security Advisories If Siemens detects and resolves security incidents in the products, this is published in Security Advisories. You can find the documents for CM on the following Siemens AG web page: Link: (https://new.siemens.com/global/en/products/services/cert.html?s=CM%201542-...

  • Page 14: Intended Operating Environment

    Properties and functions 1.4 Intended operating environment • V2.0 – SSA-293562 Denial of Service Vulnerabilities in PROFINET DCP Implementation of Industrial Products Affected versions: All versions < V2.0 Remediation: Update to V2.0 or later version Further security-related information You can configure the access to the CM or the station in the STEP 7 project. For information about the ports used by the CM, refer to section Security recommendations (Page 35).

  • Page 15: Configuration Limits And Performance Data

    Measured values on the Internet Note Measured values of transmission and reaction times in PROFINET networks for a series of configurations can be found on the Internet at the following address: Link: (https://support.industry.siemens.com/cs/ww/en/view/25209605) 1.5.2 Connection resources Characteristic Explanation / values...

  • Page 16: Characteristic Data Open User Communication Incl. E-Mail

    Properties and functions 1.5 Configuration limits and performance data Note Connection resources CPU dependent Depending on the CPU type, different numbers of connection resources are available. The number of connection resources is the decisive factor for the number of configurable connections.
  • Page 17 Properties and functions 1.5 Configuration limits and performance data Characteristic Explanation / values Maximum data length for program blocks Program blocks allow the transfer of user data in the following lengths: 1. ISO-on-TCP, TCP: 1 - 64 kbytes 2. UDP CM with article number 6GK7542-1AX00-0XE0: –...

  • Page 18: Characteristics Of S7 Communication

    Properties and functions 1.5 Configuration limits and performance data 1.5.4 Characteristics of S7 communication S7 communication provides data transfer via the ISO-on-TCP protocol. Characteristic Explanation / values Total number of freely usable S7 connections on Max. 64 Industrial Ethernet LAN interface - data field length generated by CM •...

  • Page 19: Rack Components

    Properties and functions 1.6 Requirements for use 1.5.6 Rack components When using the CM type described here, the following limits apply: • The number of CMs that can be operated in a rack depends on the CPU type being used. By operating several CMs, you can increase the configuration limits listed in the section Properties and functions (Page 11) for the station as the whole.

  • Page 20: Project Engineering

    Check regularly for security updates for the firmware and use them. Information regarding product news and new firmware versions of the communications module is available at the following address: Link: (https://support.industry.siemens.com/cs/ww/en/ps/15341/dl) 1.6.2 Project engineering Software for configuration and online functions...

  • Page 21: Program Blocks

    Properties and functions 1.6 Requirements for use 1.6.3 Program blocks Program blocks For communications services, there are preprogrammed program blocks (instructions) available as the interface in your STEP 7 user program. Table 1- 1 Instructions for communications services Protocol Program block (instruction) System data type Establish connection and •...
  • Page 22 Properties and functions 1.6 Requirements for use SIMATIC CM 1542-1 Operating Instructions, 04/2023, C79000-G8976-C355-05...

  • Page 23: Leds

    LEDs ① RUN/STOP ② ERROR ③ MAINT ④ X1 P1 LINK/ACT ⑤ X1 P2 LINK/ACT Figure 2-1 LED display of the CM 1542-1 (without front cover) Meaning of the LED displays The CM 1542-1 has 3 LEDs to display the current operating status and the diagnostics status and these have the following meanings: •...
  • Page 24 LEDs RUN/STOP ERROR MAINT Meaning CM startup LED lit green LED lit red LED off CM is in RUN mode. No disruptions. LED lit green LED off LED off A diagnostics event has occurred. LED lit green LED off LED flashing red Maintenance is demanded.

  • Page 25: Installation, Connecting Up, Commissioning, Operation

    Installation, connecting up, commissioning, operation Important notes on using the device Safety notices on the use of the device Note the following safety notices when setting up and operating the device and during all associated work such as installation, connecting up or replacing the device. 3.1.1 Notices on use in hazardous areas WARNING...

  • Page 26: Notes On Use In Hazardous Areas According To Ul Hazloc And Fm

    Installation, connecting up, commissioning, operation 3.1 Important notes on using the device WARNING Suitable cables at high ambient temperatures in hazardous area At an ambient temperature of ≥ 60 °C, use heat-resistant cables designed for an ambient temperature at least 20 °C higher. The cable entries used on the enclosure must comply with the IP degree of protection required by EN IEC / IEC 60079-0, GB 3836.1.

  • Page 27: Installation, Removal And Repairs In Hazardous Areas

    Installation, connecting up, commissioning, operation 3.2 Installation, removal and repairs in hazardous areas WARNING EXPLOSION HAZARD The equipment is intended to be installed within an ultimate enclosure. The inner service temperature of the enclosure corresponds to the ambient temperature of the module. Use installation wiring connections with admitted maximum operating temperature of at least 30 ºC higher than maximum ambient temperature.

  • Page 28: Installation

    • Observe the device approvals applicable for your country. WARNING Unauthorized repair of devices in explosion-proof design Risk of explosion in hazardous areas • Repair work may only be performed by personnel authorized by Siemens. Installation NOTICE Improper mounting Improper mounting may damage the device or impair its operation.
  • Page 29 Installation, connecting up, commissioning, operation 3.3 Installation WARNING Open equipment The devices are "open equipment" acc. to the standard IEC 61010-2-201 or UL 61010-2-201 / CSA C22.2 No. 61010-2-201. To fulfill requirements for safe operation with regard to mechanical stability, flame retardation, stability, and protection against contact, the following alternative types of installation are specified: •...
  • Page 30 Installation, connecting up, commissioning, operation 3.3 Installation Installation of the rack Installation position of the modules Horizontal installation of the rack Vertical installation of the rack SIMATIC CM 1542-1 Operating Instructions, 04/2023, C79000-G8976-C355-05...
  • Page 31 Installation, connecting up, commissioning, operation 3.3 Installation Installation and commissioning WARNING Read the system manual "S7-1500 Automation System" Prior to installation, connecting up and commissioning, read the relevant sections in the system manual "S7-1500 Automation System" (see section Documentation references (Page 65)).

  • Page 32: Connecting

    Installation, connecting up, commissioning, operation 3.4 Connecting Connecting WARNING Power supply The device is designed for operation with a directly connectable safety extra low voltage (SELV) from a limited power source (LPS). The power supply therefore needs to meet at least one of the following conditions: •...

  • Page 33: Mode Of The Cpu - Effect On The Cm

    Installation, connecting up, commissioning, operation 3.5 Mode of the CPU - effect on the CM Mode of the CPU - effect on the CM You can change the mode of the CPU between RUN and STOP using the STEP 7 configuration software.
  • Page 34 Installation, connecting up, commissioning, operation 3.6 Disassembly SIMATIC CM 1542-1 Operating Instructions, 04/2023, C79000-G8976-C355-05...

  • Page 35: Configuration, Program Blocks

    • Do not connect the device directly to the Internet. Operate the device within a protected network area. • Check regularly for news on the Siemens Internet pages. – You can find information on Industrial Security here: Link: (http://www.siemens.com/industrialsecurity) –...
  • Page 36 Configuration, program blocks 4.1 Security recommendations Security functions of the product Use the options for security settings in the configuration of the station. These includes among others: • Protection levels and security functions of the CPU Configure access to the CPU under "Protection and Security". Use the other security functions of the CPU to prevent unauthorized access to the station.
  • Page 37 Configuration, program blocks 4.1 Security recommendations • Default of the port – Open The port is open at the start of the configuration. – Closed The port is closed at the start of the configuration. Port status • – Open The port is always open and cannot be closed.

  • Page 38: Network Settings

    Configuration, program blocks 4.2 Network settings Network settings 4.2.1 Fast Ethernet Transmission speed/directionality of the interface • CM 1542-1 (6GK7542-1AX00-0XE0) Only "Automatic" for automatic detection (autosensing) and "100 Mbps full duplex" can be set for the transmission speed/directionality of the connection. In normal situations, the basic setting ensures troublefree communication.

  • Page 39: Ip Routing

    Configuration, program blocks 4.3 IP configuration To be able to connect the CM to the network, you can remove the retentively stored IP address as follows: 1. Set the CPU to STOP. 2. Remove the memory card of the CPU. 3.

  • Page 40: Cm In Multiple Use Io Systems (Standard Machines)

    Configuration, program blocks 4.3 IP configuration IP configuration with CM 1542-1 as PROFINET IO controller If the CM with enabled IPv4 routing is used as PROFINET IO controller via the backplane bus, observe the following for IP configuration of the lower-level IO devices: If the IP address of the lower-level IO devices was configured permanently (option "Set IP address in the project"), no IPv4 routing via the CM to the IO devices is possible.

  • Page 41: Media Redundancy

    Configuration, program blocks 4.4 Media redundancy Help in the STEP 7 information system You will find the required information in the STEP 7 information system with the following search term: • Creating a standard machine project Changing address parameters at runtime After the standard machine has started up, you can adapt the preset address parameters using the following methods: •...

  • Page 42: Disabling Snmp Via Data Record

    Configuration, program blocks 4.6 Disabling SNMP via data record If you use the program block "T_CONFIG" together with the "SDT CONF_DATA" for assigning the parameters of NTP servers, you can use four additional NTP servers. Configuration For information on configuration, refer to the STEP 7 online help of the "Time-of-day synchronization"...

  • Page 43: Program Blocks For Ouc

    Configuration, program blocks 4.7 Program blocks for OUC More detailed information on enabling/disabling SNMP is available in the information system of STEP 7 and in the Communication Function Manual, see Preface (Page 3), Documentation Guide. For information on diagnostics via SNMP, see section SNMP (Page 47). Program blocks for OUC Programming Open User Communication (OUC) The instructions (program blocks) listed below are required for the following communication...
  • Page 44 Configuration, program blocks 4.7 Program blocks for OUC • TMAIL_C V4.0 Sending e-mails Note the description of TMAIL_C as of version V4.0 in the STEP 7 information system. • T_CONFIG Program-controlled configuration of the PROFINET interfaces of a CPU or the Ethernet interface of a CP/CM Connection establishment and termination Connections are established using the program block TCON.
  • Page 45 Configuration, program blocks 4.7 Program blocks for OUC The following SDTs can be used. • Configured connections: – TCON_Configured For transferring frames via TCP • Programmed connections: – TCON_IP_V4 For transferring frames via TCP or UDP – TCON_QDN For transferring frames via TCP or UDP –...
  • Page 46 Configuration, program blocks 4.7 Program blocks for OUC SIMATIC CM 1542-1 Operating Instructions, 04/2023, C79000-G8976-C355-05...

  • Page 47: Diagnostics And Upkeep

    Diagnostics and upkeep Diagnostics 5.1.1 Diagnostics options Diagnostics options You have the following diagnostics options available for the module: • The LEDs of the module For information on the LED displays, refer to the section LEDs (Page 23). • STEP 7: The "Diagnostics" tab in the Inspector window Here, you can obtain the following information on the selected module: –...
  • Page 48 The information on the properties of SNMP-compliant devices is entered in MIB files (MIB = Management Information Base). You will find detailed information on SNMP and the Siemens Automation MIB in the "Diagnostics and Configuration with SNMP" manual, see /3/ (Page 66).

  • Page 49: Maintenance

    Diagnostics and upkeep 5.2 Maintenance Access permissions using community names The CM uses the following community strings to control the rights for authentication of the access to its SNMP agent via SNMPv1: Table 5- 1 Access rights and authentication in the SNMP agent Type of access Community string for authentication Read access...

  • Page 50: Update Firmware

    5.2 Maintenance WARNING Unauthorized repair of devices in explosion-proof design Risk of explosion in hazardous areas • Repair work may only be performed by personnel authorized by Siemens. 5.2.1 Update firmware New firmware versions of the module If a new firmware version is available for the module, you will find this on the Internet pages of Siemens Industry Online Support: Link: (https://support.industry.siemens.com/cs/ww/en/ps/15341/dl)
  • Page 51 Diagnostics and upkeep 5.2 Maintenance Loading the firmware with the online functions of STEP 7 via Ethernet Requirements: • The CPU of the station is accessible via Ethernet. • The engineering station and the CPU are located in the same subnet. •...

  • Page 52: Module Replacement

    Diagnostics and upkeep 5.2 Maintenance Procedure: 1. Set the operating mode switch of the CPU to STOP. Ensure that no write functions (e.g. online or test functions) are active in the STOP state. 2. Remove the SIMATIC Memory Card with the configuration data from the slot of the CPU. 3.

  • Page 53: Technical Specifications

    Technical specifications Technical specifications of the CM (6GK7542-1AX00-0XE0) You will find the product functions in the section Properties and functions (Page 11). Observe the information in the System Manual S7-1500 automation system /1/ (Page 65). In addition to the information in the system description, the following technical specifications apply to the module.

  • Page 54: Technical Specifications Of The Cm (6Gk7542-1Ax10-0Xe0)

    Technical specifications 6.2 Technical specifications of the CM (6GK7542-1AX10-0XE0) Technical specifications - 6GK7542-1AX00-0XE0 Mounting type Mounting in S7-1500 rack, S7-1500 mounting bar installation * Also read the information in the Ambient temperature (Page 56) section. Technical specifications of the CM (6GK7542-1AX10-0XE0) You will find the product functions in the section Properties and functions (Page 11).

  • Page 55: Terminal Assignment

    Max. 100 m IE FC TP Standard Cable with IE FC RJ45 Plug 180 • Max. 90 m IE FC TP Standard Cable + 10 m TP Cord via IE FC RJ45 Outlet See also Siemens Mall: (https://mall.industry.siemens.com) SIMATIC CM 1542-1 Operating Instructions, 04/2023, C79000-G8976-C355-05...

  • Page 56: Ambient Temperature

    Technical specifications 6.5 Ambient temperature Ambient temperature Restrictions of the maximum specified ambient temperature The maximum permissible temperatures of the module for altitudes up to 2000 m can be found above in the technical specifications. When using the module at higher altitudes, the decrease in the cooling effect due to convection as a result of the lower air pressure must be taken into account.

  • Page 57: Approvals

    The approvals for shipbuilding are an exception to this. Certificates for shipbuilding and national approvals The device certificates for shipbuilding and special national approvals can be found in Siemens Industry Online Support on the Internet: Link: (https://support.industry.siemens.com/cs/ww/en/ps/15341/cert) Documents on the Internet...
  • Page 58 Directive of the European Parliament and of the Council of 8 June 2011 on the restriction of the use of certain hazardous substances in electrical and electronic equipment UK Declaration of Conformity Importer UK: Siemens plc Sir William Siemens House Princess Road Manchester M20 2UR The product meets the requirements of the following directives: •...
  • Page 59 • EN IEC 60079-0 - Explosive atmospheres - Part 0: Equipment - General requirements • EN 60079-7 - Explosive Atmospheres - Part 7: Equipment protection by increased safety 'e' Importer UK: Siemens plc (see above) CCC-Ex classification:Ex na IIC T4 Gc The product meets the requirements of the following standards: •...
  • Page 60 Approvals The device meets the requirements of the following guidelines: • EU directive 2014/30/EU "Electromagnetic Compatibility" (EMC directive) • EMC Regulations SI 2016/1091 The Electromagnetic Compatibility Regulations 2016, and related amendments. Applied standards: • EN 61000-6-2 Electromagnetic compatibility (EMC) - Part 6-2: Generic standards - Immunity for industrial environments •...
  • Page 61 Approvals APPROVED for Use in: • Cl. 1, Div. 2, GP. A, B, C, D T3...T6 • Cl. 1, Zone 2, GP. IIC T3...T6 Ta: Refer to the temperature class on the type plate of the module Report / UL file: E223122 (NRAG, NRAG7) Note the conditions for the safe deployment of the product according to the section Notes on use in hazardous areas according to UL HazLoc and FM (Page 26).
  • Page 62 SIMATIC NET products are regularly submitted to the relevant authorities and approval centers for approvals relating to specific markets and applications. If you require a list of the current approvals for individual devices, consult your Siemens contact or check the Internet pages of Siemens Industry Online Support: Link: (https://support.industry.siemens.com/cs/ww/en/ps/15341/cert)

  • Page 63: Dimension Drawings

    Dimension drawings All dimensions in the dimension drawings are in millimeters. Figure 8-1 Front view SIMATIC CM 1542-1 Operating Instructions, 04/2023, C79000-G8976-C355-05...
  • Page 64 Dimension drawings Figure 8-2 Side view SIMATIC CM 1542-1 Operating Instructions, 04/2023, C79000-G8976-C355-05...

  • Page 65: Documentation References

    Introduction to the documentation Where to find Siemens documentation • Article numbers You will find the article numbers for the Siemens products of relevance here in the following catalogs: – SIMATIC NET - Industrial Communication / Industrial Identification, catalog IK PI –...
  • Page 66 Documentation references A.3 Diagnostics Diagnostics SIMATIC SIMATIC S7-1500, ET 200MP, ET 200SP, ET 200AL, ET 200pro Diagnostics Function Manual Siemens AG Link: (https://support.industry.siemens.com/cs/ww/en/view/59192926) SIMATIC NET Diagnostics and configuration with SNMP Diagnostics manual Siemens AG Link: (https://support.industry.siemens.com/cs/ww/en/ps/15392/man) Communication SIMATIC SIMATIC S7-1500, ET 200MP, ET 200SP, ET 200AL, ET 200pro...
  • Page 67 Interference-free installation of control systems SIMATIC SIMATIC S7-1500, ET 200MP, ET 200SP, ET 200AL Interference-free Installation of Control Systems Function Manual Siemens AG Interference-free installation of control systems (https://support.industry.siemens.com/cs/ww/en/view/59193566) Memory concept SIMATIC S7-1500, ET 200SP, ET 200pro Structure and Use of the CPU Memory...
  • Page 68 Documentation references A.7 Cycle and response times SIMATIC CM 1542-1 Operating Instructions, 04/2023, C79000-G8976-C355-05...

  • Page 69: Index

    Index Changing mode (RUN / STOP), 33 LEDs, 23 CONF_DATA, 21 Configuration of the Ethernet interface, 21 Connection resources, 16 MAC address, 3, 12 Maximum data length for program blocks, 17 Media redundancy, 11, 12 Data storage of the configuration data of the MIB, 47 module, 52 Multicast...
  • Page 70 Index S7 connections Number of freely usable, 18 Safety notices, 25 Security Advisories, 13 Security fixes:, 13 Security Incidents, 13 Shared Device, 11 SIMATIC NET glossary, 8 SNMP, 47 SNMP agent, 12 STEP 7 (version), 20 System data types, 21 System data types (SDTs), 44 T_CONFIG, 21 TCON, 21...

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