Emerson 644 Spécifications Page 143

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133
Reference Manual
00809-0200-4728, Rev RA
Appendix B: Product Certifications
April 2015
Product Certifications
4. During installation, use and maintain in explosive gas atmospheres, observe the warning
“Do not open when energized”.
During installation, use and maintain in explosive dust atmosphere, observe the warning
“Do not open when an explosive dust atmosphere is present”.
5. During installation, there should be no mixture harmful to flameproof housing.
6. During installation in hazardous location, cable glands, conduits and blanking plugs,
certified by state-appointed inspection bodies with Ex d II C, DIP A20 IP66 degree, should
be used.
7. Maintenance should be done in a non-hazardous location.
8. During installation, use and maintain in explosive dust atmosphere, product enclosure
should be cleaned to avoid dust accumulation, but compressed air should not be used.
9. End users is not permitted to change any components inside, but to settle the problem in
conjunction with manufacturer to avoid damage to the product.
10. During installation, use and maintenance of this product, observe the following
standards:
GB3836.13-1997 “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 apparatus 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 electrical equipment installation engineering”.
GB15577-1995 “Safe regulation for explosive dust atmospheres
GB12476.2-2006 “Electrical apparatus for use in the presence of combustible dust Part
1-2: Electrical apparatus protected by enclosures and surface temperature limita-
tion-Selection, installation and maintenance”
I3 China Intrinsic Safety
Certificate: GYJ111384X
Standards Used: GB3836.1-2000, GB3836.4-2000
Markings: Ex ia IIC T4/T5/T6
Special Conditions for Safe Use (X):
1. The ambient temperature range is:
For 644 Fieldbus, Profibus, and Legacy 644 HART
Transmitter output
Maximum input power:
(W)
T code Ambient temperature
A 0.67 T6 -60 °C Ta +40 °C
0.67 T5 -60 °C Ta +50 °C
1 T5 -60 °C Ta +40 °C
1 T4 -60 °C Ta +80 °C
F or W 1.3 T4 -60 °C Ta +60 °C
5.32 T4 -60 °C Ta +60 °C
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