Westermo MCW-211 - Manual (Page 7)

7 6645-2204
Type Approval / Compliance
EMC EN 61000-6-2, Immunity industrial environments
EN 61000-6-4, Emission industrial environments
Marine DNV Standard for Certification no. 2.4¹
Ex EN 60079-0 and EN 60079-15²
Note ¹ Applicable only for 3645-0030, 3645-0040 , 3645-0050
(MCW-211-SM-LC15, MCW-211-SM-LC40, MCW-211-MM-LC2)
² Applicable only for MCW-211Ex series
Note. Fibre Optic Handling
Fibre optic equipment needs special treatment. It is very sensitive to dust and dirt. If
the fibre will be disconnected from the modem the protective hood on the transmitter/
receiver must be connected. The protective hood must be kept on during transportation.
The fibre optic cable must also be handle the same way.
If this recommendation not will be followed it can jeopardise the warranty.
Cleaning of the optical connectors
In the event of contamination, the optical connectors should be cleaned by the use of
forced nitrogen and some kind of cleaning stick.
Recommended cleaning fluids:
• Methyl-, ethyl-, isopropyl- or isobutyl-alcohol
• Hexane
• Naphtha
Maintenance
No maintenance is required, as long as the unit is used as intended within the specified
conditions.
Agency approvals and standards compliance