Emerson Rosemount 3051 Quick Start Manual page 36

Quick Start Guide
3. It is a condition of manufacture that only the apparatus fitted with
housing, covers, and sensor module housing made out of stainless
steel are used in Group 1 applications.
9.5.3 IG IECEx FISCO
Certificate
Standards
Markings
Table 9-7: Input Parameters
Special Conditions for Safe Use (X):
1. If the apparatus is fitted with an optional 90 V transient suppressor, it
is not capable of withstanding the 500 V insulation test required by
clause 6.3.12 of IEC 60079-11. This must be taken into account when
installing the apparatus.
2. The enclosure may be made of aluminum alloy and given a protective
polyurethane paint finish; however, care should be taken to protect it
from impact or abrasion of located in Zone 0.
9.5.4 N7 IECEx Type n
Certificate
Standards
Markings
Special Condition for Safe Use (X):
1. This apparatus is not capable of withstanding the 500 V insulation
test required by clause 6.5.1 of IEC 60079-15. This must be taken
into account when installing the apparatus.
36
IECEx BAS 09.0076X
IEC60079-0:2011, IEC60079-11:2011
Ex ia IIC T4 Ga (-60 °C ≤ T
Parameters
Voltage U
i
Current I
i
Power P
i
Capacitance C
i
Inductance L
i
IECEx BAS 09.0077X
IEC60079-0:2011, IEC60079-15:2010
Ex nA IIC T5 Gc (-40 °C ≤ T
≤ +60 °C)
a
Fieldbus/PROFIBUS
17.5 V
380 mA
5.32 W
≤ 5 nF
≤ 10 µH
≤ +70 °C)
a
Emerson.com/Rosemount
March 2020