WAGO-I/O-SYSTEM 750
Connect Devices 41
750-439 8DI NAMUR Ex i
Manual
Version 1.3.0, valid from HW Version 03, SW Version 03
Figure 13: Overvoltage Categories
Table 25: Legend for Figure “Overvoltage Categories”
Pos. Explanation
1 Fieldbus coupler/controller
2 Filter module (if required)
3 Ex i supply module
4 Ex i I/O modules
5 End module
Overvoltage categories and rated surge voltage see EN 61010-2-201.
6.2.1
Power Supply Concept for Marine Applications in Ex i
Use the appropriate filter module in marine applications!
Power to the Ex i supply module is supplied via the appropriate filter module
when using Ex i I/O modules in marine applications!