Siemens SITRANS LR250 Guide De Mise En Service Rapide page 15

6. Explosion-proof wiring (US/Canada only)
FM/CSA Explosion Proof connection drawing
number A5E02257843 can be downloaded from the product page of our website at:
www.siemens.com/LR250. Go to Support > Installation Drawings > Level Measurement >
Continuous - Radar.
• For power demands see
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
SIRA 06ATEX2358X, SIRA 08ATEX1301X, and SIRA 09ATEX4153X.
1) For use and assembly, refer to the main instructions.
2) The equipment is certified for use as Category 1GD equipment per SIRA 06ATEX2358X;
Category 1/2 GD, 1D, 2D equipment per SIRA 08ATEX1301X; and Category 3G equipment
per SIRA 09ATEX4153X.
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.
The equipment is certified for use in an ambient temperature range of –40 C to +80 C.
5)
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): see on page 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.
A5E31997170
Curve 2: Flameproof, Increased Safety, Explosion-proof
SITRANS LR250 (HART) – QUICK START MANUAL
on page 24.
Page EN-13