Instructions Specific To Hazardous Area Installations - Siemens Sitrans LR260 Quick Start Manual

Instructions specific to hazardous area installations

(Reference European ATEX Directive 94/9/EC, Annex II, 1.0.6)
The following instructions apply to equipment covered by certificate number Sira07ATEX9256X:
1. For use and assembly and details of marking/coding, refer to the main instructions.
2. The equipment is certified for use as Category 1D, 1/2D and 2D equipment and may be
used in hazardous zones 20, 21 and 22 with dusts.
3. This equipment has a maximum surface temperature of T100 C (in an 80°C ambient).
Refer to the applicable code of practice for selection of this equipment with respect to
specific dust ignition temperatures.
4. The equipment is certified for use in an ambient temperature range of -40 C to 80 C.
5. The equipment has not been assessed as a safety related device (as referred to by
Directive 94/9/EC Annex II, clause 1.5).
6. Installation and inspection of this equipment shall be carried out by suitably trained and
authorized personnel in accordance with the applicable code of practice.
7. The equipment shall be installed such that the supply cable is protected from mechanical
damage. The cable shall not be subjected to tension or torque. The equipment
manufacturer is not responsible for providing the supply cable.
8. Repair of this equipment shall be carried out by suitably trained and authorized personnel
in accordance with the applicable code of practice.
9. The equipment shall be supplied with an input voltage not exceeding 30Vdc. The source
shall provide electrical isolation between its input and output, meeting the applicable
safety requirements of IEC 61010-1.
SPECIAL CONDITIONS FOR SAFE USE
The 'X' suffix to the certificate number relates to the following special condition(s) for safe use:
• Unused cable entries shall be fitted with blanking elements that can only be removed
with the aid of a tool.
• Any glands, conduit entry devices or blanking elements fitted to the equipment shall be
suitable for use in the presence of combustible dusts and certified as such by a notified
body; the installation of these devices shall not compromise the IP6X rating of the
equipment enclosure.
• For applications that use the purge facility, the user shall provide a means to ensure that
combustible dust from the hazardous area cannot enter the purge supply in such a way
as to compromise the area classification.
Page EN-8 SITRANS LR260 (HART) – QUICK START MANUAL 7ML19985XH81