3
NE215Safety Instructions
The overvoltages to which the units are subjected at the connection
terminals must be limited to the value of the overvoltage category II
(see Technical Data)!
The units may not be operated
– in hazardous areas,
– as medical units,
– in applications expressly named in EN 61010!
If the units are used to control/monitor machines or processes with
which, as the result of a failure/malfunction or incorrect operation
of the units
– a life-threatening danger,
– health risks or
– a danger of property or environmental damage
could result, then appropriate safety precautions
must be taken!
Do not open the housing of the units or make any
changes to it!
Tampering with the units can have a negative affect on their
operating safety, resulting in dangers!
Do not make repairs on the units! Return defective units to the
manufacturer!
1.3 Installation/commissioning
In case of changes (including in the operating behavior) that
impair safety, shut-down the units immediately.
Installation may only be carried out in accordance with the
procedure described in Chapter 3 "Connecting".
During installation work on the units, the power supply must
always be disconnected. Installation work may only be carried out
by appropriately trained experts.
Max. voltage 250 V terminal - terminal, ground - terminal.
Following proper assembly and installation, the units are ready for
operation. Following commissioning, familiarize yourself with the
use of the units in Chapter 4 "Operator Level".
1.4 Maintenance/repairs
Always disconnect the power supply of all units involved.
Maintenance and repair work may only be carried out by
appropriately trained experts.
If troubleshooting is unsuccessful, do not continue to use the units.
Please contact the manufacturer in this case.
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