Emerson Rosemount 2051 Series Quick Start Manual page 20

Quick Start Guide
The manufacturer's instructions for maintenance shall be followed in detail to assure
safety during its expected lifetime.
3. The 2051 does not comply with the requirements of IEC 60079-1 Clause 5 for
flameproof joints. Contact Emerson Process Management for information on the
dimensions of flameproof joints.
ND ATEX Dust
Certification No. Baseefa08ATEX0182X
Applicable Standards: EN60079-0:2012, EN60079-31:2009
Markings:
Vmax = 42.4 V dc
A = 22 mA
1180
Special Conditions for Safe Use (X):
When optional transient protection terminal block is installed the apparatus is not
capable of withstanding the 500V isolation from earth test. This must be taken into
account during installation.
IECEx Certifications
I7 IECEx Intrinsic Safety
Certification No. IECExBAS08.0045X
Applicable Standards: IEC60079-0:2011, IEC60079-11:2006
Ex ia IIC T4 Ga(–60  T
Table 7. Input Parameters
U = 30V
i
I = 200 mA
i
P = 1.0W
i
C = 0.012 μF
i
Special Conditions for Safe Use (X):
When the optional transient protection terminal block is installed, the apparatus is not
capable of withstanding the 500V insulation test required by Clause 6.3.12 of
IEC60079-11. This must be taken into account when installing the apparatus.
E7 IECEx Flameproof
Certification No. IECExKEM08.0024X
Applicable Standards: IEC60079-0:2004, IEC60079-1:2007-04, IEC60079-26:2006
Ex d IIC T6 Ga/Gb (–50  T
Ex d IIC T5 Ga/Gb (–50  T
Vmax = 42.4 V dc
Special Conditions for Safe Use (X):
1. Appropriate ex d blanking plugs, cable glands, and wiring needs to be suitable for a
temperature of 90 °C.
2. This device contains a thin wall diaphragm. Installation, maintenance and use shall take
into account the environmental conditions to which the diaphragm will be subjected.
The manufacturer's instructions for maintenance shall be followed in detail to assure
safety during its expected lifetime.
3. The 2051 does not comply with the requirements of IEC 60079-1 Clause 5 for
flameproof joints. Contact Emerson Process Management for information on the
dimensions of flameproof joints.
20
II 1 D. Ex t IIIC T50 °C T
 +70 °C)
a
 65 °C) IP66
a
 80 °C) IP66
a
60 °C Da,
500
May 2013