Emerson Rosemount 4088B MultiVariable, Quick Start Manual

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5. Display Glass should be positioned in such a way as to minimize the
risk of mechanical impact.
6. The applicable temperature class, ambient temperature range and
process temperature range of the equipment is as follows:
• T4 for –50 ≤ T
a
≤ 80 °C with T process = –50 to 120 °C
• T5 for –50 ≤ T
a
≤ 80 °C with T process = –50 to 80 °C
• T6 for –50 ≤ T
a
≤ 65 °C with T process = –50 to 65 °C
I2 INMETRO Intrinsic Safety
Certificate UL-BR 15.0720X
Standards ABNT NBR IEC60079-0:2008 + Errata 1:2011, ABNT NBR
IEC60079-11:2009
Markings Ex ia IIB T4 Ga, T4(–60≤ T
a
≤ +70 °C)
Supply Modbus RTD
Voltage U
i
22 V 9 V 15.51 V
Current I
i
147 mA 26 mA 20.89 mA
Power P
i
1 W 1 W 80.94 mW
Capacitance C
i
0 0 0
Inductance L
i
0 0 0
Special Conditions for Safe Use (X):
1. If the equipment is fitted with an optional 90V 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 a protective
polyurethane paint finish; however, care should be taken to protect it
from impact or abrasion in zones that require EPL Ga.
8.9 Technical Regulations Customs Union (EAC)
EM EAC Flameproof
Certificate RU C-US.M
ю
62.B.02349
Markings Ga/Gb Ex d IIC T6…T4 X, T5/T4(–50≤ T
a
≤ +80 °C), T6(–50 ≤ T
a
≤
+65 °C)
Special Conditions for Safe Use (X):
1. See certificate for special conditions.
September 2018 Quick Start Guide
Quick Start Guide 35