Emerson Rosemount 2051 Series Quick Start Manual page 21

May 2013
N7 IECEx Type 'n'
Certification No. IECExBAS08.0046X
Applicable Standards: IEC60079-0: 2011, IEC60079-15-2005-03
Ex nA IIC T4 Gc(–40  T
U = 42.4 Vdc max
i
Special Conditions for Safe Use (X):
When the optional transient protection terminal block is installed, the apparatus is not
capable of withstanding a 500V r.m.s. test to case. This must be taken into account on
any installation in which it is used, for example by assuring that the supply to the
apparatus is galvanically isolated.
TIIS Certifications
E4 TIIS Flame-Proof
Ex d IIC T6
Inmetro Certifications
E2 Flameproof
Certificate No: CEPEL 09.1767X
Ex d IIC T* Ga/Gb IP66
T6 = -50 °C < T
T5 = -50 °C < T
I2 Intrinsic Safety
Certificate No: CEPEL 09.1768X
Ex ia IIC T4 Ga (-50 °C < Ta < +70 °C) IP66
China (NEPSI) Certifications
E3 Flameproof
NEPSI Certificate No.: GYJ101321X
Applicable Standards: GB3836.1-2000, GB3836.2-2000
Markings: Ex d II C T5/T6,
T5: –50 °C  T
T6: –50 °C  T
I3 Intrinsic Safety
NEPSI Certificate No.: GYJ101320X
Applicable Standards: GB3836.1-2000, GB3836.4-2000
Markings: Ex ia IIC T4
T4: –60 °C  T
 +70 °C)
a
< 65 °C
amb
< 80 °C
amb
 +80 °C
a
 +65 °C
a
 +70 °C
a
Quick Start Guide
21