Installing The Cfu - Siemens Simatic CFU Commissioning Manual

Compact Field Unit in the enclosure for use in a hazardous area
11.3 Configuration with SIMATIC CFU PA bundle with aluminum enclosure
Installing the enclosure
Note
Note on installation direction
The Compact Field Unit is installed horizontally or vertically:
● Horizontally (connector slot X2 on the right, cable glands below)
● Vertical (slot X2 at the top, cable glands right)
1. Loosen the 4 screws of the enclosure cover with the cross-tip screwdriver.
2. Fasten the enclosure in accordance with the requirements of the plant.
– Observe the minimum clearances and the bending radii of the utilized cables when
– For use of the CFU, read the information in section "Technical specifications
– Fasten the lower part of the enclosure to the mounting surface using fixing screws.
Additional information
● You can find information about enclosure grounding in section "Grounding SIMATIC CFU
PA bundle with aluminum enclosure (Page 123)".
11.3.2.5

Installing the CFU

The CFU is pre-assembled for the "SIMATIC CFU PA bundle with aluminum enclosure".
118
mounting.
(Page 127)" and in the section "Technical specifications of the SIMATIC CFU PA bundle
with aluminum enclosure (Page 143)".
Torque depends on the fastening screws used.
Information on drill hole distances can be found at the back of the enclosure base.
Commissioning Manual, 07/2018, A5E39252870-AC
SIMATIC CFU