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3.2 Most important features and functions
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Compact EX-d design allows for the harshest conditions imaginable in natural
gas applications
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installation clearance Ø 55 cm x 70 cm height, weight <30 kg
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Complete stand-alone operation
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mount the device on a platform, a pole or to the wall
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Capillary and micro packed columns in combination with MEMS analytical
components
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Fast analysis (C6+ in less than 3 minutes)
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High analytical performance :
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Uncertainty < 0.1 % for a wide range of gases
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Repeatability < 0.005 %
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Up to 5 sample streams sequential without external stream selection
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All gas tubing (sample lines, cal. gas, vent lines, helium in and out) and all
electrical connections can be directly connected to the unit.
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Integrated sample system
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Internal data storage for the last 35 days of all data
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Suitable for extreme environmental conditions
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Two analytical modules (which do each a part of the total analysis, in parallel)
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Processor board
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Internal sample system (stream selection and pressure regulation)
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All electrical field connections (Ethernet, ModBus, analogue IN, digital I/O,
solenoid drivers), fuses, switches and jumpers
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Explosion proof certified for ATEX / IECEx / NEC
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IP 66 ingress protection against dust and precipitation (suitable for offshore
applications)
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Standard temperature range: 0 to +60 ° C (32 to 140 ° F), optional extension for
devices with ATEX/IECEx-Approval. 0 to 55°C (32 to 130°F) for devices with
FM-Approval with internal heating to -20 ° C (-4 ° F), with internal heating and
external insulation to -40 ° C (-40 ° F)
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EMC certification according to EN 61000-6 - 2/4 (Industrial devices)
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Vibration and shock test according to OIML D11 11- 1/2
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Coating according to Shell specifications DEP 40.4800.30 for off-shore
applications
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For check or maintenance procedures of most parts, only the cap has to be
removed.
The following paragraphs give a general description of the main parts of the unit.