Instructions Specific To Hazardous Area Installations - Siemens Sitrans LR250 Instruction Manual

Instructions specific to hazardous area
(Reference European ATEX Directive 94/9/EC,
The following instructions apply to equipment covered by certificate number SIRA
06ATEX2358X
1. For use and assembly, refer to the main instructions.
2. The equipment is certified for use as Category 1GD equipment.
3. The equipment may be used with flammable gases and vapors with apparatus group
IIC, IIB and IIA and temperature classes T1, T2, T3 and T4.
4. The equipment has a degree of ingress protection of IP67 and a temperature class
of T90°C and may be used with flammable dusts.
5. The equipment is certified for use in an ambient temperature range of –40 °C to
80 °C.
6. The equipment has not been assessed as a safety related device (as referred to by
Directive 94/9/EC Annex II, clause 1.5).
7. Installation and inspection of this equipment shall be carried out by suitably trained
personnel in accordance with the applicable code of practice (EN 60079-14 and
EN 60079-17 in Europe).
8. The equipment is non-repairable.
9. The certificate numbers have an 'X' suffix, which indicates that special conditions
for safe use apply. Those installing or inspecting this equipment must have access
to the certificates.
10. If the equipment is likely to come into contact with aggressive substances, then it is
the responsibility of the user to take suitable precautions that prevent it from being
adversely affected, thus ensuring that the type of protection is not compromised.
- Aggressive substances: for example, acidic liquids or gases that may attack
metals, or solvents that may affect polymeric materials.
- Suitable precautions: for example, establishing from the material's data sheet
that it is resistant to specific chemicals.
7ML19985JE01
installations
Annex II, 1/0/6)
SITRANS LR250 (HART) – INSTRUCTION MANUAL Page 27