Bartec POLARIS SMART HMI 17-71V6-1 Series, Руководство пользователя

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POLARIS SMART HMI - for Zone 1/21
POLARIS Smart HMI 7” W
Installation
Technical data subject to change.
04/2018
EN 25/54
6.5 PE conductor connection
DANGER
Death or danger of injury as a result of no PE conductor connection.
There is no explosion protection.
Equipotential bonding with a core cross-section of at least 4 mm 2 is to be set up for
the POLARIS (see Figure).
Secure PE conductor connections against self-loosening.
Stainless steel enclosure
Attach equipotential bonding to the enclosure.
All moving parts must be earthed.
Illustration 6: PE conductor connection POLARIS
Work steps:
- Push non-sheathed cable with PE cable lug (1) on to earthing stud.
- Position spring washer (2) on threaded bolt and secure with
hexagonal nut (3), max. torque: 2.9 Nm.
- Lay cable close to enclosure so that it cannot become loose.
ATTENTION
Device can be damaged by differences in potential!
Avoid differences in potential (see Chapter 6.7.5)