Table of Contents
Advertisement
EXTA2-* Keyboard
Installation and Commissioning
3.2
Installation Instructions for Hazardous-Location EMC Cable Glands
Power supply cables for the Ex e Ethernet and the RS-485 or TTY Ex e data interface, the Ex i
keyboard, and the Ex i scanner must be shielded to ensure sufficient immunity to interference
(EMC). Connect the cable shielding to the VisuNet RM/PC according to the following
installation instructions:
18
Step 1
Isolate the cable.
■
Expose the braid.
■
Remove the braid and insulation little by
■
little.
With thin cables, the braid can be folded
■
back over the insulation sheath.
Insert the cable into the gland until the
■
braid reaches the contact point.
Tighten the cable gland.
■
Step 2
Guide the cable through the lock nut.
■
Guide the cable into the terminal insert.
■
Fold the braid over the insert.
■
The braid must overlap the O-ring by about
■
2 mm
Step 3
Fit the terminal insert into the intermediate
■
gland.
Assemble the cable gland.
■
Internal view of the assembled cable gland.
Advertisement
Table of Contents
