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Reference Manual
IP2048/RM, Rev AA
Appendix B: Product Certifications
February 2015
ATEX conditions for safe use (MSP900GH-A only)
1. The equipment may be used with flammable gases and vapors with apparatus groups
IIA, IIB, and IIC, and with temperature classes T1, T2, T3, T4, T5, and T6.
2. Installation of this equipment shall be carried out by suitably trained personnel, in
accordance with the applicable code of practice.
3. The equipment is not intended to be repaired by the user and is to be replaced by an
equivalent certified unit. Repairs should only be carried out by the manufacturer or
approved repairer.
4. If the equipment is likely to come into contact with aggressive substances, 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 e.g. acidic liquids or gases that may attack metals or solvents
that may affect polymeric materials.
Suitable Precautions e.g. regular checks as part of routine inspections or establishing
from the material's data sheet that it is resistant to specific chemicals.
The metallic alloy used for the enclosure material may be accessible at the surface of
this equipment. In the event of rare accidents, ignition sources due to impact and
friction spark could occur. This shall be considered when the Mobrey MSP900GH is
installed in locations that specifically require zone 0 equipment.
5. The apparatus electronics is only certified for use in ambient temperatures in the range
of –40 to 60 °C for T4 or –40 to 55 °C for T6. It should not be used outside this range.
6. It is the responsibility of the user to ensure:
a. That only suitably certified cable entry devices will be utilized when connecting this
equipment.
b. That any unused cable entries are sealed with suitably certified stopping plugs.
7. Technical Data:
a. Materials of construction:
Probe: PVDF
Housing and cover: glass-filled nylon
Lid seal: Silicone
Nylon cable glands and blanking plugs
b. Coding: II 1 G, Ex ia IIC T4 Ga (T
a
= –40 to 60 °C), Ex ia IIC T6 Ga (T
a
= –40 to 55 °C)
c. Electrical: Ui = 30 V, li = 120 mA, Pi = 0.82 W, Li = 108 H, Ci = 0 F
8. Special conditions for safe use:
a. The equipment must not be installed directly in any process where the enclosure might
be charged by the rapid flow of non-conductive media.
b. The equipment must only be cleaned with a damp cloth.
9. Manufacturer: Rosemount Measurement Limited, 158 Edinburgh Avenue, Slough,
Berkshire, SL1 4UE, UK