Emerson Rosemount 3051 Operating Instructions Manual page 41

December 2023
of the diaphragm material. Installation, maintenance, and
use shall take into account the environmental conditions to
which the diaphragm will be subjected. The manufacturer's
instructions for installation and maintenance shall be followed
in detail to assure safety during its expected lifetime.
2. Flame-proof joints are not intended for repair.
3. Non-standard paint options may cause risk from electrostatic
discharge. Avoid installations that could cause electrostatic
build-up on painted surfaces and only clean the painted
surfaces with a damp cloth. If paint is ordered through
a special option code, contact the manufacturer for more
information.
9.8.2 I2 Brazil Intrinsic Safety
Certificate
Standards
Markings
Table 9-8: Input parameters
Voltage U
Current I
Power P
Capacitance C
Inductance L
Special Conditions for Safe Use (X):
1. If the equipment is fitted with an optional 90 V transient
suppressor, it is not capable of withstanding the 500 V
insulation test required by ABNT NBR IRC 60079-11. This must
be taken into account when installing the equipment.
2. The enclosure may be made of aluminum alloy and given
protective polyurethane paint finish; however, care should
be taken to protect it from impact or abrasion if equipment
requires EPL Ga.
Quick Start Guide
UL-BR 13.0584X
ABNT NBR IEC60079-0: 2013, ABNT NBR IEC60079-11:
2013
HART : Ex ia IIC T5/T4 Ga, T5 (–60 °C ≤ T
®
(–60 °C ≤ T ≤ +70 °C)
a
Fieldbus/PROFIBUS
+60 °C)
HART
30 V
i
200 mA
i
0.9 W
i
0.012 µF
i
0 mH
i
: Ex ia IIC T4 Ga (–60 °C ≤ T
®
Fieldbus/PROFIBUS
30 V
300 mA
1.3 W
0 µF
0 mH
Quick Start Guide
≤ +40 °C), T4
a
≤
a
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