Installation Industrial ETHERNET Switch MICE MS20/MS30 - Installation MS20/MS30 Release 14 03/2023

Sep 21, 2026

Installation instructions for the Hirschmann Industrial ETHERNET Switch MICE MS20/MS30, covering release 14 dated 03/2023. The manual guides users through unpacking and installing media modules and optional SFP transceivers, configuring DIP switch settings, attaching labels, wiring supply voltage and signal contacts, grounding, and connecting twisted-pair and fiber ports. It also documents device description elements, Ethernet port types, display/status indicators, basic first login, and maintenance and disassembly procedures, supported by safety notes, warnings, and technical data.

LanguageEnglish

CategoryTechnology

FormatPDF

Pages90

Reading Time3 h 47 min

AccessFree to download

Important information

Safety instructions

About this Manual

1 Description

1.1 General device description

1.2 Device name and product code

1.3 Description of the device variants

1.4 Ethernet ports

1.5 AUI port

1.6 Display elements

2 Installation

2.1 Checking the package contents

2.2 Installing media modules

2.3 Filling out and attaching labels

2.4 Installing an SFP transceiver (optional)

2.5 Adjusting the DIP switch settings on the basic module

2.11 Installing and grounding the device

2.12 Connecting data cables

3 Making basic settings

3.1 First login (Password change)

4 Maintenance and service

5 Disassembly

5.1 Removing the device

5.2 Removing an SFP transceiver (optional)

6 Technical data

A Further support

User Manual Installation Industrial ETHERNET Switch MICE MS20/MS30 MICE MS20 MICE MS30 Installation MS20/MS30 Release 14 03/2023 Technical support [https://hirschmann-support.belden.com](https://hirschmann-support.belden.com) The naming of copyrighted trademarks in this manual, even when not specially indicated, should not be taken to mean that these names may be considered as free in the sense of the trademark and tradename protection law and hence that they may be freely used by anyone. © 2023 Hirschmann Automation and Control GmbH Manuals and software are protected by copyright. All rights reserved. The copying, reproduction, translation, conversion into any electronic medium or machine scannable form is not permitted, either in whole or in part. An exception is the preparation of a backup copy of the software foryour own use. The performance features described here are binding only if they have been expressly agreed when the contract was made. This document was produced by Hirschmann Automation and Control GmbH according to the best ofthe company's knowledge. Hirschmann reserves the right to change the contents ofthis document without prior notice. Hirschmann can give no guarantee in respect of the correctness or accuracy of the information in this document. Hirschmann can accept no responsibility for damages, resulting from the use of the network components or the associated operating software. In addition, we refer to the conditions of use specified in the license contract. You can get the latest version of this manual on the Internet at: [https://www.doc.hirschmann.com](https://www.doc.hirschmann.com) Hirschmann Automation and Control GmbH Stuttgarter Str. 45-51 72654 Neckartenzlingen Germany 24.3.23 Installation MS20/MS30 Release 14 03/2023 Contents Important information 5 Safety instructions 7 About this Manual 22 Key 23 1 Description 24 1.1 General device description 24 1.2 Device name and product code 26 1.3 Description of the device variants 27 1.3.1 Number of ports and connections 28 1.3.2 Media modules 32 1.3.3 Digital I/O Module MM24 36 1.3.4 MB20 extender module 36 1.3.5 SFP Transceiver 37 1.4 Ethernet ports 37 1.4.1 10/100/1000 Mbit/s twisted pair port 37 1.4.2 10/100 Mbit/s twisted pair port 37 1.4.3 10/100 Mbit/s PoE port 38 1.4.4 1000 Mbit/s F/O port 38 1.4.5 100 Mbit/s F/O port 38 1.4.6 Pin assignments 39 1.5 AUI port 40 1.6 Display elements 41 1.6.1 Device Status 42 1.6.2 Display status 43 1.6.3 Port status 44 2 Installation 46 2.1 Checking the package contents 46 2.2 Installing media modules 47 2.3 Filling out and attaching labels 47 2.4 Installing an SFP transceiver (optional) 49 2.5 Adjusting the DIP switch settings on the basic module (4-pin DIP switch) 49 2.6 Adjusting the DIP switch settings on the MS20/MS30-...E... basic module (3-pin DIP switch) 51 2.7 Adjusting the DIP switch settings on the MM20-A8A89999SAHH media module 53 2.8 Connecting the MM22-T1T1T1T1 PoE media module 53 2.9 Terminal block for supply voltage and signal contact 54 2.9.1 Supply voltage 55 2.9.2 Signal contacts 55 2.10 Connecting the terminal blocks, start-up procedure 55 2.10.1 Terminal blocks on MS20/MS30-...A... and MS20/ MS30-...C... 56 2.10.2 Terminal block on MS20/MS30-...E... 57 2.10.3 Operating the device 57 2.11 Installing and grounding the device 58 2.11.1 Installing the device onto the DIN rail 58 2.11.2 Grounding the device 59 2.12 Connecting data cables 59 2.12.1 Twisted Pair ports 59 2.12.2 Optical fiber ports 60 2.13 Assembly of the MB20 extender module 60 2.14 Defining the meaning of the display LEDs 60 3 Making basic settings 61 3.1 First login (Password change) 63 4 Maintenance and service 64 5 Disassembly 65 5.1 Removing the device 65 5.2 Removing an SFP transceiver (optional) 66 6 Technical data 67 A Further support 89 Installation MS20/MS30 4 Release 14 0

FAQs

What should be done before starting installation and operation of the MS20/MS30 switch?

Read the instructions carefully and familiarize yourself with the device. Follow the safety notes that appear throughout the documentation or on the device before installation, operation, or maintenance.

Which installation steps are required for media modules and optional SFP transceivers?

Check package contents, install the media modules, and fill out/attach labels. Install an SFP transceiver (optional) if needed, and configure DIP switch settings on the basic module or variant-specific module before startup.

How are supply voltage and signaling connections handled?

Use the terminal block for supply voltage and signal contact. The manual covers supply voltage and signal contacts, plus connection of the terminal blocks for the relevant MS20/MS30 variants, followed by the start-up procedure.

Sep 21, 2026

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