Emerson Rosemount 3051 Reference Manual page 193

Reference Manual
00809-0100-4001, Rev JA
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Combinations of certifications
K1 – E1, N1
K5 – E5, I5
K6 – E5, I5, E6, I6, E1, I1
K7 – E7, I7, N7
K8 – E8, I1
KA – E1, I1, N1, E6, I6
KB – E5, I5, E1, I1
KC – E5, I5, E1, I1
KD – E5, I5, E6, I6, I1
Product certifications
Specific Conditions for Safe Use (X):
Symbol "X" is used to denote specific conditions of use: The apparatus is not capable of
withstanding the 500 V test to earth for one minute. This must be taken into
consideration during installation.
The ambient temperature range is: -40 °C  T
Maximum input voltage: 42.4 V.
Cable glands, conduit or blanking plugs, certified by NEPSI with Ex e or Ex n protection
type and IP66 degree of protection provided by enclosure, should be used on external
connections and redundant cable entries.
Maintenance should be done in non-hazardous location.
End users are not permitted to change any components insides, but to settle the
problem in conjunction with manufacturer to avoid damage to the product.
When installing, using, and maintaining transmitter, observe following standards:
GB3836.1 1997 "Electrical apparatus for explosive gas atmospheres Part 13: Repair and
overhaul for apparatus used in explosive gas atmospheres"
GB3836.15-2000 "Electrical apparatus for explosive gas atmospheres Part 15: Electrical
installations in hazardous area (other than mines)"
GB3836.16-2006 "Electrical appartus for explosive gas atmospheres Part 16:
Inspection and maintenance of electrical installation (other than mines)"
GB50257-1996 "Code for construction and acceptance of electric device for explosion
atmospheres and fire hazard eletrical equipment installation engineering"
Stainless steel certification tag is provided when optional approval is specified. Once a
device labeled with multiple approval types is installed, it should not be reinstalled using
any other approval types. Permanently mark the approval label to distinguish it from
unused approval types.
Appendix B: Product Certifications
 +70 °C
a
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