Emerson Rosemount 3051C Quick Start Manual page 37

Pressure transmitter, flow meter
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February 2024
2. The enclosure may be made of aluminum alloy and given a
protective polyurethane paint finish; however, care must be
taken to protect it from impact or abrasion if located in Zone 0.
3. Variants with a paint finish must not be installed in a dust-
laden airflow.
4. Some variants of the equipment have reduced markings on
the nameplate. Refer to the Certificate for full equipment
marking.
9.7 
International
9.7.1  E7 IECEx Flame-proof and Dust
Certificate
Standards
Markings
Table 9-4: Process temperature
Temperature class
T6
T5
T4
Specific Conditions of Use:
1. This device contains a thin wall diaphragm less than 1 mm
thick that forms a boundary between EPL Ga (process
connection) and EPL Gb (all other parts of the equipment). The
model code and datasheet are to be consulted for details of
the diaphragm material. During installation, maintenance, and
use, the environmental conditions to which the diaphragm will
be subjected shall be taken into account. The manufacturer's
instructions for installation and maintenance shall be followed
in detail to assure safety during its expected lifetime.
2. Flameproof joints are not intended to be repaired.
3. Non-standard paint options may cause risk from electrostatic
discharge. Avoid installations that could cause electrostatic
Quick Start Guide
IECEx KEM 09.0034X; IECEx BAS 10.0034X
IEC 60079-0: 2017, IEC 60079-1: 2014-06, IEC 60079-26:
2014-10, IEC 60079-31: 2013
Ex db IIC T6...T4 Ga/Gb
T6: -60 °C ≤ T
≤ +70 °C;
a
T4/T5: –60 °C ≤ T
Ex ta IIIC T
105 °C Da
500
-20 °C ≤ T
≤ +85 °C
a
Process connection temperature
–60 °C to +70 °C
–60 °C to +80 °C
–60 °C to +80 °C
≤ +80 °C;
a
Quick Start Guide
37

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