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Siemens SIMATIC NET RUGGEDCOM RS940G Equipment Manual
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Siemens SIMATIC NET RUGGEDCOM RS940G Equipment Manual

Siemens SIMATIC NET RUGGEDCOM RS940G Equipment Manual

Rugged ethernet switches
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Edition
10/2023
Equipment Manual
SIMATIC NET
Rugged Ethernet switches
RUGGEDCOM RS940G
https://www.siemens.com/ruggedcom

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Summary of Contents for Siemens SIMATIC NET RUGGEDCOM RS940G

  • Page 1 Edition 10/2023 Equipment Manual SIMATIC NET Rugged Ethernet switches RUGGEDCOM RS940G https://www.siemens.com/ruggedcom...
  • Page 2 Preface Introduction Installing the Device SIMATIC NET Device Management Rugged Ethernet switches RUGGEDCOM RS940G Communication Ports Technical Specifications Equipment Manual Certification 10/2023 C79000-G8976-1036-09...
  • Page 3 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 4 SIMATIC NET glossary ......................vi Registered trademarks ......................vi Warranty ..........................vii Training ..........................vii Customer support ......................... viii Contacting Siemens ......................viii Introduction ........................... 1 Feature Highlights ....................1 Description ......................2 Required Tools and Materials ................. 3 Decommissioning and disposal ................3 Cabling Recommendations ..................
  • Page 5 Table of contents Technical Specifications ...................... 25 General specifications ..................25 Power Supply Specifications ................25 Failsafe Alarm Relay Specifications ..............25 Supported Networking Standards ................ 25 Copper Ethernet Port Specifications ..............26 Fiber Optic Ethernet Port Specifications ............... 26 Operating Environment ..................
  • Page 6 Siemens' products and solutions undergo continuous development to make them more secure. Siemens strongly recommends that product updates are applied as soon as they are available and that the latest product versions are used. Use of product versions that are no longer supported, and failure to apply the latest updates may increase customer's exposure to cyber threats.
  • Page 7 SIMATIC NET glossary The SIMATIC NET glossary describes special terms that may be used in this document. The glossary is available online via Siemens Industry Online Support (SIOS) at: https://support.industry.siemens.com/cs/ww/en/view/50305045 Registered trademarks The following and possibly other names not identified by the registered trademark sign ®...
  • Page 8 Warranty Siemens warrants this product for a period of five (5) years from the date of purchase, conditional upon the return to factory for maintenance during the warranty term. This product contains no user-serviceable parts. Attempted service by unauthorized personnel shall render all warranties null and void.
  • Page 9 Call a local hotline center to submit a Support Request (SR). To locate a local hotline center, visit https://w3.siemens.com/aspa_app/?lang=en. Mobile app Install the Industry Online Support app by Siemens AG on any Android, Apple iOS or Windows mobile device and be able to: •...
  • Page 10 Introduction The RUGGEDCOM RS940G is an industrially hardened, fully managed Ethernet switch providing six or eight ports of Gigabit Ethernet. Six 10/100/1000Base-TX triple speed copper ports are standard. An additional two gigabit fiber or copper ports can be added. The RUGGEDCOM RS940G provides a cost effective way of connecting a cluster of field devices to a Gigabit Ethernet backbone.
  • Page 11 Introduction 1.2 Description Rated for Reliability in Harsh Environments • Immunity to EMI and heavy electrical surges • -40 to 85 °C (-40 to 185 °F) operating temperature (no fans) • [Optional] Conformal coated printed circuit boards Universal Power Supply Options •...
  • Page 12 Introduction 1.3 Required Tools and Materials Failsafe Alarm Relay Figure 1.1 RUGGEDCOM RS940G POWER LED Illuminates when power is being supplied to the device. ALARM LED Illuminates when an alarm condition exists. Port Status LEDs Indicate the status of the optional SFP ports: State Description Solid...
  • Page 13 Siemens also does not recommend using copper Ethernet ports to interface with devices in the field across distances that could produce high levels of ground potential rise (i.e. greater than 2500 V), during line-to-ground fault conditions.
  • Page 14 Introduction 1.5.2 Gigabit Ethernet 1000Base-TX Cabling Recommendations 1.5.2 Gigabit Ethernet 1000Base-TX Cabling Recommendations The IEEE 802.3ab Gigabit Ethernet standard defines 1000 Mbit/s Ethernet communications over distances of up to 100 m (328 ft) using all 4 pairs in category 5 (or higher) balanced, unshielded twisted-pair cabling. For wiring guidelines, system designers and integrators should refer to the Telecommunications Industry Association (TIA) TIA/EIA-568-A wiring standard that characterizes minimum cabling performance specifications required for proper Gigabit Ethernet operation.
  • Page 15 Introduction 1.5.3 Supported fiber optic cables Cable Type Wavelength (nm) Modal Bandwidth Distance (m) (MHz·km) 100Base-FX 1000Base-SX 10GBase-SR 1300 2000 — — Laser optimized. RUGGEDCOM RS940G Equipment Manual, 10/2023, C79000-G8976-1036-09...
  • Page 16 Installing the Device This chapter describes how to install the device, including mounting the device, connecting power, and connecting the device to the network. DANGER Electrocution hazard – risk of serious personal injury and/or damage to equipment Before performing any maintenance tasks, make sure all power to the device has been disconnected and wait approximately two minutes for any remaining energy to dissipate.
  • Page 17 This product contains no user-serviceable parts. Attempted service by unauthorized personnel shall render all warranties null and void. Changes or modifications not expressly approved by Siemens Canada Ltd. could invalidate specifications, test results, and agency approvals, and void the user's authority to operate the equipment.
  • Page 18 Installing the Device 2.3 Mounting the Device Note If any item is missing or damaged, contact Siemens for assistance. Mounting the Device The RUGGEDCOM RS940G is designed for maximum mounting and display flexibility. It can be equipped with connectors that allow it to be installed in a 35 mm (1.4 in) DIN rail or directly on a panel.
  • Page 19 Installing the Device 2.3.1 Mounting the Device on a DIN Rail DIN Rail DIN Rail Adapter Figure 2.1 Mounting the Device to a DIN Rail Insert a flathead screwdriver into the slot of the sliding release and move it down. Push the device against the bottom of the DIN rail, then let go of the sliding release to latch the device.
  • Page 20 Installing the Device 2.3.2 Mounting the Device to a Panel DIN Rail DIN Rail Adapter Figure 2.2 Removing the Device from a DIN Rail Swing the bottom of the device away from the DIN rail. Lift the device off the DIN rail. 2.3.2 Mounting the Device to a Panel For panel installations, the RUGGEDCOM RS940G can be equipped with panel...
  • Page 21 Installing the Device 2.4 Connecting the Failsafe Alarm Relay Screw Panel Adaptor Figure 2.3 Panel Mounting Secure the adapters to the panel with #6-32 screws. Connecting the Failsafe Alarm Relay The failsafe relay can be configured to latch based on alarm conditions. The NO (Normally Open) contact is closed when the unit is powered and there are no active alarms.
  • Page 22 NOTICE Siemens requires the use of external surge protection in VDSL applications where the line may be subject to surges greater than that for which the device is rated. Use the following specifications as a guide for VDSL external surge protection: •...
  • Page 23 Installing the Device 2.5.1 Connecting High AC/DC Power NOTICE Use minimum #16 gage copper wiring when connecting terminal blocks. 2.5.1 Connecting High AC/DC Power To connect a high AC/DC power supply to the device, do the following: NOTICE Electrical hazard – risk of damage to equipment Do not connect AC power cables to terminals for DC power.
  • Page 24 Installing the Device 2.5.2 Connecting Low DC Power Positive/Live (+/L) Terminal Negative/Neutral (-/N) Terminal Surge Ground Terminal Braided Ground Cable Figure 2.5 Terminal Block Wiring Connect the negative wire from the power source to the negative/neutral (-/N) terminal on the terminal block. Using a braided wire or other appropriate grounding wire, connect the surge ground terminal to the chassis ground connection.
  • Page 25 Installing the Device 2.5.2 Connecting Low DC Power Positive Terminal Negative Terminal Surge Ground Terminal Braided Ground Cable Figure 2.6 Terminal Block Wiring - Single DC Power Supply Inputs RUGGEDCOM RS940G Equipment Manual, 10/2023, C79000-G8976-1036-09...
  • Page 26 Installing the Device 2.5.2 Connecting Low DC Power Positive Terminal Negative Terminal Surge Ground Terminal Braided Ground Cable Figure 2.7 Terminal Block Wiring - Dual DC Power Supply Inputs Connect the negative wire from the power source to the negative terminal on the terminal block.
  • Page 27 Installing the Device 2.5.2 Connecting Low DC Power RUGGEDCOM RS940G Equipment Manual, 10/2023, C79000-G8976-1036-09...
  • Page 28 Device Management This section describes how to connect to and manage the device. Connecting to the Device The following describes the various methods for accessing the RUGGEDCOM RS940G console and Web interfaces on the device. For more detailed instructions, refer to the "RUGGEDCOM RS940G Configuration Manual"...
  • Page 29 Device Management 3.2 Configuring the Device The following is the pin-out for the port:   Name Description Reserved (Do Not Connect) Transmit Data Receive Data Reserved (Do Not Connect) Signal Ground Reserved (Do Not Connect) Reserved (Do Not Connect) Reserved (Do Not Connect) Figure 3.1 Serial DB9 Console Port Reserved (Do Not Connect)
  • Page 30 Communication Ports The RUGGEDCOM RS940G can be equipped with various types of communication ports to enhance its abilities and performance. To determine which ports are equipped on the device, refer to the factory data file available through RUGGEDCOM RS940G. For more information on how to access the factory data file, refer to the "RUGGEDCOM RS940G Configuration Manual"...
  • Page 31 Communication Ports 4.1 Copper Ethernet Ports WARNING Electric shock hazard – risk of serious personal injury and/or equipment interference If shielded cables are used, make sure the shielded cables do not form a ground loop via the shield wire and the RJ45 receptacles at either end. Ground loops can cause excessive noise and interference, but more importantly, create a potential shock hazard that can result in serious injury.
  • Page 32 Ethernet Port Specifications" (Page 26). SFP Transceivers The RUGGEDCOM RS940G features four Small Form-Factor Pluggable (SFP) transceiver sockets, which are compatible with a wide array of SFP transceivers available from Siemens. LEDs Each socket features an LED that indicates its link state. State...
  • Page 33 Communication Ports 4.3 SFP Transceivers NOTICE Only use SFP transceivers approved by Siemens for RUGGEDCOM products. Siemens accepts no liability as a result of performance issues related in whole or in part to third-party components. SFP Transceiver Order Code Speed Mode...
  • Page 34 Technical Specifications This section provides important technical specifications related to the device. General specifications Insulation Class I Overvoltage category OVC II Power Supply Specifications Input Range Maximum Power Internal Fuse Isolation Power Supply Type Rating Minimum Maximum Consumption 88 VDC 300 VDC 3.15 A(T) 4 kVAC...
  • Page 35 3 dBm. To convert from peak to average, subtract 3 dBm. • Maximum segment length is greatly dependent on factors such as fiber quality, and the number of patches and splices. Consult a Siemens sales associate when determining maximum segment distances. RUGGEDCOM RS940G...
  • Page 36 All optical power numbers are listed as dBm averages. Typical distance. The maximum segment length is greatly dependent on factors such as fiber quality, and the number of patches and splices. Consult a Siemens sales associates when determining maximum segment distances.
  • Page 37 Technical Specifications 5.9 Dimension Drawings Dimension Drawings Note All dimensions are in millimeters, unless otherwise stated. 83.54 65.13 116.59 7.87 Figure 5.1 Overall Dimensions RUGGEDCOM RS940G Equipment Manual, 10/2023, C79000-G8976-1036-09...
  • Page 38 Technical Specifications 5.9 Dimension Drawings 141.63 13.64 101.60 SFP Port (Reference) Figure 5.2 Panel and DIN Rail Mount Dimensions RUGGEDCOM RS940G Equipment Manual, 10/2023, C79000-G8976-1036-09...
  • Page 39 Technical Specifications 5.9 Dimension Drawings RUGGEDCOM RS940G Equipment Manual, 10/2023, C79000-G8976-1036-09...
  • Page 40 Approvals This section details the standards to which the RUGGEDCOM RS940G complies. Note All relevant certificates and test reports are available on Siemens Industry Online Support [https://support.industry.siemens.com/cs/ww/en/ps/16008/cert]. 6.1.1 UKCA This device is certified for use in Great Britain and bears the United Kingdom Certified Assessed (UKCA) marking.
  • Page 41 Certification 6.1.3 European Union (EU) 6.1.3 European Union (EU) This device is declared by Siemens Canada Ltd. to comply with essential requirements and other relevant provisions of the following EU directives: • EN 62368-1 Information Technology Equipment – Safety – Part 1: General Requirements •...
  • Page 42 6.1.6 ISED This device is declared by Siemens Canada Ltd. to meet the requirements of the following ISED (Innovation Science and Economic Development Canada) standard: • CAN ICES-3 (A)/NMB-3 (A) 6.1.7...
  • Page 43 Support at https://support.industry.siemens.com/cs/ww/en/view/89855782. 6.1.9 RoHS This device is declared by Siemens Canada Ltd. to meet the requirements of the following RoHS (Restriction of Hazardous Substances) directives for the restricted use of certain hazardous substances in electrical and electronic equipment: EU RoHS Directives (EU) 2011/65 and (EU) 2015/863 •...
  • Page 44 Certification 6.2 EMC and Environmental Type Tests Test Description Test Levels Severity Levels DC Power ± 2 kV line-to-earth, Ports ± 1 kV line-to-line AC Power ± 4 kV line-to-earth, Ports ± 2 kV line-to-line Induced (Conducted) RFI Signal Ports 10 V 61000-4-6 D.C Power 10 V...
  • Page 45 Certification 6.2 EMC and Environmental Type Tests IEEE 1613 (C37.90.x) EMC Immunity Type Tests Note RUGGEDCOM products meet Class 1 requirements for copper Ethernet configurations and Class 2 for fiber Ethernet configurations. Class 1 allows for temporary communication loss, while Class 2 requires error-free and interrupted communications.
  • Page 46 For more information Siemens RUGGEDCOM https://www.siemens.com/ruggedcom Industry Online Support (service and support) https://support.industry.siemens.com Industry Mall https://mall.industry.siemens.com Siemens Canada Ltd. Digital Industries Process Automation 300 Applewood Crescent Concord, Ontario, L4K 4E5 Canada © 2023 Siemens Canada Ltd. Subject to change...