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5 Correct use
(spring, operating bush). The valve end positions and the in-
tegrated travel sensor can be controlled via the electrical con-
nections.
5.1 Product without special function X or Y
The product is not intended for use in potentially explosive
areas.
5.2 Product with special function Y
The product with special function Y is UL/CSA certified and
protected against explosion in accordance with ISA 12.12.01
(see "Technical data").
The product with special function Y can be connected to
switches, power supplies, PLC outputs and PLC inputs.
The energy supply must be equipped with a switch or an over-
current protective device in the system. The switch or overcur-
rent protective device must be placed in a suitable and ac-
cessible position and also labelled as an isolating device for
the product with special function Y.
The product user is responsible for providing connections that
comply with standards, a locking mechanism, cable compat-
ibility and warning signs.
Suitable locking clips must be used to secure the circular con-
nectors against becoming unintentionally loose or being
loosened without the use of tools.
Installation, operation and maintenance must only be carried
out by qualified trained personnel.
Do not repair the device yourself if it is faulty. Instead, replace
it with an equivalent new device. Repairs must only be carried
out by the manufacturer!
The device must only be used if its materials are resistant
against mechanical and/or chemical influences or corrosion
under the respective operating conditions to such a sufficient
degree that the explosion protection is not impaired or nulli-
fied.
GEMÜ 1242
5.3 Product with special function X
The product with the special version X order option is inten-
ded for use in potentially explosive areas of zone 2 with
gases, mists or vapours and zone 22 with combustible dusts
in accordance with EU directive 2014/34/EU (ATEX).
The product has the following explosion protection marking:
ATEX
Gas:
II 3G Ex ec nC IIC T4 Gc X
Dust:
II 3D Ex tc IIIC T 80 °C Dc X
IECEx
Gas:
Ex ec nC IIC T4 Gc
Dust:
Ex tc IIIC T80°C Dc
Certificate: IECEx IBE 18.0029 X
The product has been developed in compliance with the fol-
lowing harmonised standards:
•
DIN EN 60079-0:2012+A11:2013
•
DIN EN 60079-7+A1:2015-12-31
•
DIN EN 60079-15:2010-09-30
•
DIN EN 60079-31:2014-07-31
Use of the product is permissible in the following ambient
temperature ranges: 0 to +60 °C
For use in potentially explosive areas, the following
conditions or operation limits must be observed:
Index X is applied to the ATEX marking.
The following special conditions must be complied with:
1. Connection cables and connectors must be protected
from damage.
2. Layers of dust > 5 mm must be removed.
3. Warning label "Danger from electrostatic build-up".
4. Warning label "Do not disconnect when live".
The housing must be installed protected from mechanical in-
fluences.
RFID chips must not be read out in potentially explosive areas.
8 / 41
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