Operating Instructions for Pressure
Transducers ADZ-SML Ex Zone2/22
© ADZ NAGANO GmbH. All rights reserved, expressly including, without limitation, the rights of translation, of adaptation to
other languages, of reproduction by way of abstracts, photocopies, microfilms, Xerox and similar methods, electronic
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ADZ NAGANO GmbH
Bergener Ring 43, 01458 Ottendorf-Okrilla / Germany
The pressure transmitter of ADZ-SML Ex Zone2/22 family are designed to sense pressure in facilities
with gaseous or liquid media. They are usable in zone 2 or zone 22.
The transducers are market with:
II 3G Ex nA IIC T6 Gc X (-10 .. +55°C)
II 3D Ex tc IIIC T85°C Dc X
1 General directions – to be complied with at all times – for
correct and safe use of the electronic pressure transmitter:
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Please keep within the limit values given in the specification for such items as pressure, force,
torque and temperature.
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Give due consideration to the prevailing ambient conditions (temperature, atmospheric humidity,
atmospheric pressure, etc.)
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Observe the applicable safety regulations laid down by the regulatory bodies in the country of use.
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Use the product only in its original conditions. Do not carry out any unauthorized modifications.
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Remove all items providing protection in transit such as foils, caps or cartons.
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Defective or damaged devices must be replaced immediately
2 Operating conditions
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Type testing does not applies to all ambient conditions without limitations. The user is responsible
for verifying that the plug-and-socket connection complies with the specified rules and regulations,
or whether it may be used for specialized purposes other than those intended by use.
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The values given in the technical data for overpressure safety relate to the hydraulic or pneumatic
part of the pressure transmitter.
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The implementation of the European norm EN 60079-14 is to be followed.
The EN 60079-0:2014, EN 60079-15:2010 und EN 60079-26:2015 standards were applied.
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Technical data according to data sheet must be observed
.
3 Special condition (Sign X)
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The transducer do not have an external grounding contact. At the installation the housing have to
connect to ground according EN 60079-14, Section 6.3.
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The cable contact have to connect outside of the explosion atmosphere or within an approved
terminal box.
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Never plug or unplug the connector in case of applied voltage.
