Technical Data; Installation Site; Explosion Protection - Emerson ROSEMOUNT MLT 2 Upgrade Manual

ATEX Instruction Manual
ETC01035
02/2008
1.3

Technical Data

1.3.1

Installation Site

Hazardous area (dependent on pressurization system):
Permissible ambient temperature range:
Permissible ambient storage temperature range:
Humidity (non condensing):
Pollution degree:
Installation category:
Altitude:
Surrounding atmosphere
1.3.2

Explosion Protection

Concepts:
Category 2 : Pressurized enclosure (Ex px)
with either leakage compensa-
tion mode or continuous flow
Category 3: Pressurized enclosure (Ex pz)
using simplified purge with
either leakage compensation
mode or continuous flow
Temperature class: T4
Analyzer markings:
dependent on pressurization sys-
tem and intended installation site´s
classification (see page 1-9 for
detailled infomation)
Options: Intrinsically safe (Ex i) digital, ana-
log or network outputs.
Intrinsically safe (Ex i) paramagne-
tic Oxygen sensor.
Infallible containment.
Emerson Process Management GmbH & Co. OHG
1.3 Technical Data
< 90 % r. h. at +20 °C
< 70 % r. h. at +40 °C
2
II
0 to (2000 m) above sea level
Analyzers must not be operated in
corrosive atmosphere.
Applicable Standards:
Cat. 2:
Cat. 3:
MLT 2 / BINOS
Zone 1, Gas or Zone 2, Gas
-20 °C to +40 °C
-20 °C to +60 °C
EN 60079-0 (2004),
EN 60079-2 (2004),
EN 60079-11 (2007)
EN 60079-0 (2004),
EN 60079-2 (2004),

100 F
1-5