Hirschmann Managed Ethernet Switch MM20-S2S2T1T1SYHH

– Interference immunity: EN 61000-6-2 

– Emitted interference: EN 55032 Class A

Warning! This is a class A device. This device can cause interference in living areas, and in this case the operator may be required to take appropriate measures. The assembly guidelines provided in these instructions must be strictly

FCC note Supplier’s Declaration of Conformity 47 CFR § 2.1077 Compliance Information MICE Media Modules MM2..., MM3..., MM4...; MICE expansion module MB20 U.S. Contact Information Belden – St. Louis 1 N. Brentwood Blvd. 15th Floor St. Louis, Missouri 63105, United States Phone: 314.854.8000 This device complies with part 15 of the FCC rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. These requirements are designed to provide sufficient protection against interference when the device is being used in a business environment. The device creates and uses high frequencies and can radiate same, and if it is not installed and used in accordance with this operating manual, it can cause radio transmission interference. The use of this device in a living area can also cause interference, and in this case the user is obliged to cover the costs of removing the interference.

Recycling note: After its use, this product has to be processed as electronic scrap and disposed of according to the prevailing waste disposal regulations of your community / district / country / state. in compliance with the actual measured temperature values. Use in Hazardous Locations – Relev。

North America This equipment is suitable for use in Class I, Division 2, Groups A, B, C and D hazardous locations 

– only for devices labeled accordingly 

– OR non-hazardous locations. z Warning! EXPLOSION HAZARD 

– Do not disconnect equipment unless power has been removed or the area is known to be non-hazardous. z Warning! EXPLOSION HAZARD 

– Substitution of any components may impair suitability for Class I, Division 2. z Avertissement! RISQUE D’EXPLOSION – Ne pas débrancher tant que le circuit est sous tension à moins que l'emplacement soit connu pour ne contenir aucune concentration de gaz inflammable. z Avertissement! RISQUE D’EXPLOSION 

– La substitution de tout composant peut rendre ce matériel incompatible pour une utilisation en classe I, division 2

For devices installed in explosive gas atmospheres according to ATEX directive 2014/34/EU In Ex zone 2, only devices with a corresponding label may be operated. When operating the devices and modules in Ex zone 2, the following applies: MB20 and MM20, MM21, MM30, MM31 Series:

II 3 G Ex ec IIC T4 Gc DEKRA 13ATEX0019 X Temperature Code T4 for nomenclature parameter S or T or E. Ta: 0 °C ... +60 °C for nomenclature parameter S. Ta: -40 °C ... +70 °C for nomenclature parameter T or E. Restriction to MM30, MM31 Series: Ta: -40 °C ... +60 °C for nomenclature parameter T or E.

Special Conditions for safe use: □ Install the modules in a suitable enclosure in accordance with EN IEC 60079-0, providing a degree of protection of at least IP54 according to EN 60529, taking into account the environmental conditions under which the equipment will be used. □ When the temperature under rated conditions exceeds +70 °C at the cable or conduit entry point, or +80 °C at the branching point of the conductors, the temperature specification of the selected cable shall be in compliance with the actual measured temperature values.

For devices installed in explosive gas atmospheres according to UK regulation S.I. 2016 No. 1107 (as amended by S.I. 2019 No. 696) - Schedule 3A, Part 6 In Ex zone 2, only devices with a corresponding label may be operated. When operating the devices and modules in Ex zone 2, the following applies: MB20 and MM20, MM21, MM30, MM31 Series:

DEKRA 21UKEX0068 X Temperature code T4 for nomenclature parameter S or T or E. Ta: 0 °C ... +60 °C for nomenclature parameter S Ta: -40 °C ... +70 °C for nomenclature parameter T or E. Restriction to MM30, MM31 Series: Ta: -40 °C ... +60 °C for nomenclature parameter T or E. Special Conditions for safe use: 

□ Install the modules in a suitable enclosure in accordance with EN IEC 60079-0, providing a degree of protection of at least IP54 according to EN 60529, taking into account the environmental conditions under which the equipment will be used. □ When the temperature under rated conditions exceeds +70 °C at the cable or conduit entry point, or +80 °C at the branching point of the conductors, the temperature.

specification of the selected cable shall be in compliance with the actual measured temperature values. For devices installed in explosive gas atmospheres under IECEx conditions Only intended for devices labeled accordingly. Marking: MB20 and MM20, MM21, MM30, MM31 Series: Ex ec IIC T4 Gc IECEx DEK 14.0078 X Temperature Code T4 for nomenclature parameter S or T or E. Ta: 0 °C ... +60 °C for nomenclature parameter S. Ta: -40 °C ... +70 °C for nomenclature parameter T or E. Restriction to MM30, MM31 Series: