Installation
SmartRadar FlexLine
Part No.: 4417.760_Rev06
Installation Guide
29
4.11.1 Grounding
The SmartRadar housing must be properly grounded to the
ground reference (generally the tank), according to local
regulations. This is a safety grounding requirement.
4.11.2 Introduction
WARNING!
When measuring the ground resistance, use a suitable
instrument that is approved for use in hazardous areas.
WARNING!
Safety depends on proper grounding. Check the
resistance of the ground connection directly after
installation. The measured ground resistance must be
below the maximum prescribed by local and/or national
grounding requirements.
WARNING!
The intrinsically safe options have been certified for use
in hazardous areas. Make sure that the certificate of
approval is available on site and act in accordance with
the instructions as given in the certificate.
WARNING!
Intrinsically safe wiring must be separated from all other
wiring. The cable lay-out must be in accordance with
local and/or national regulations.
NOTE:
Connect the armouring of the cable externally in the
cable gland at both ends of the cable.
