Purge Gas Conditions - Emerson Rosemount BINOS 100 F Instruction Manual

MLT 2 / BINOS
1-3-4

Purge Gas Conditions

Purge gas:
Temperature:
Medium has to be dry and free from
dust, oil, corrosive or aggressive
components!
Input pressure at
inlet of EEx p device:
Minimum internal
overpressure of
the enclosure:
Maximum internal
overpressure of
the enclosure:
Pre-purging phase
Duration of
pre-purging phase:
Flow rate during
pre-purging phase:
Flow rate during
pre-purging phase
(@ 25 mbar overpressure):
1 - 4

100 F
1-3-4 Purge Gas Conditions
• Inert gas (e.g. Nitrogen)
• Air (from an ex-free zone)
As ambient, but min. 20 °C to 35 °C.
• 3,000 to 4,000 hPa (3 to 4 bar)
• 1 mbar
• 25 mbar
Single enclosure analyzer
(= 133.4 l/min.)
22 Nm³/h
(= 367 l/min.)
5 min.
8 Nm³/h
Emerson Process Management Manufacturing GmbH & Co. OHG
ATEX Instruction Manual
HAS8xE-IM-ATEX
Dual enclosure analyzer
17 min.
7 Nm³/h
(= 117 l/min.)
22 Nm³/h
(= 367 l/min.)
January 2004