Burkert 1062 Manuel Utilisateur page 33

Installationandwiring
8. insTAllATion And WiRinG
8.1. safety instructions
Risk of explosion.
When the 1062 is used in an ATEX 21 or 22 zone, make sure:
• That the cover of the electrical position feedback is always
screwed shut before operating the valve.
• That you check that the device is not subject to a flow of air and
dust that may result in an accumulation of electrostatic charges.
Otherwise, intall the device in a conductive cover.
• "The NAMUR switches on the 1062 must be powered by a
voltage source of a type certified for use in explosive atmos-
pheres in groups IIB/IIC and their combination must be compa-
tible from the instrinsic safety point of view."
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Type 1062
dangEr
danger due to high pressure in the installation.
• Shut down the pneumatic power source and depressurise the
pipes before carrying out work on the device.
Risk of injury due to electrical discharge.
• Before starting work, switch off the power supply and secure it
to prevent restarting.
• Observe all applicable accident protection and safety regula-
tions for electrical equipment.
Warning
Risk of injury due to non-conforming installation.
• Electrical installation can only be carried out by qualified and
skilled staff with the appropriate tools.
• Install appropriate safety devices (correctly rated fuse and/or
circuit-breaker).
Risk of injury due to unintentional switch on of power supply
or uncontrolled restarting of the installation.
• Take appropriate measures to avoid unintentional activation of
the installation.
• Guarantee a set or controlled restarting of the process subse-
quent to the assembly of the device.
English
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