Connecting The Cables - Siemens Simatic CFU Commissioning Manual

Safety information
Explosion hazard
Under some circumstances, sparks capable of ignition or unacceptable surface temperatures
can occur during installation.
Never carry out mounting under explosive conditions!
See also
Use in hazardous areas (Page 24)
Installing the CFU (Page 32)
11.3.2.6

Connecting the cables

All cables on the enclosure must be effectively clamped to prevent dragging or twisting.
Cable and conductor glands
Upon delivery of the SIMATIC CFU PA bundle with aluminum enclosure, all cable and
conductor glands with the components shown in the figure are present.
Configuration of cable and conductor glands upon delivery
No.
1
2
3
4
5
SIMATIC CFU
Commissioning Manual, 07/2018, A5E39252870-AC
11.3 Configuration with SIMATIC CFU PA bundle with aluminum enclosure
DANGER
Component of the cable and conductor gland Configuration
Housing sealing
Body (thread M20x1.5)
Reducing insert
Cap nut
Dummy plugs
Compact Field Unit in the enclosure for use in a hazardous area
without cable
remains
remains
remains
remains
remains
4-8 mm cable 7-13 mm cable
remains remains
remains remains
remains remove
remains remains
remove remove
119