1
Overview
1.1
System description
The Rosemount 700XA is a high-speed gas chromatograph (GC) system that is engineered
to meet specific field application requirements based on typical hydrocarbon stream
composition and anticipated concentration of selected components. In its standard
configuration, the analyzer can handle up to eight streams: seven sample streams and one
calibration stream.
The Rosemount 700XA system consists of two major parts: the analyzer assembly and the
electronics assembly. Depending upon the particular GC, there may also be a third,
optional assembly called the sample conditioning system (SCS).
The electronics and hardware are housed in an explosion-proof enclosure that meets the
approval guidelines of various certification agencies for use in hazardous environments.
See the certification tag on the GC for specific details about agency approvals.
1.1.1
Analyzer assembly
The analyzer assembly includes:
•
Columns
•
Thermal conductivity detectors (TCDs)
•
Flame ionization detectors (FIDs)
•
Flame photometric detector (FPD)
•
Preamplifier
•
Preamplifier power supply
•
Stream switching valves
•
Analytical valves
•
Solenoids
Additionally, the gas chromatograph (GC) can be equipped with a liquid sample injection
valve (LSIV) or methanator.
Related information
1.1.2
Electronics assembly
The electronics assembly includes the electronics and ports necessary for signal
processing, instrument control, data storage, personal computer (PC) interface, and
telecommunications.
The operator uses the electronics assembly and Rosemount MON2020 to control the gas
chromatograph (GC).
Reference Manual
Overview
2-3-9000-744
June 2022
Rosemount 700XA
9
Summary of Contents for Rosemount 700XA
Page 1: ...Reference Manual 2 3 9000 744 Rev L June 2022 Rosemount 700XA Gas Chromatograph ...
Page 6: ...TxD TD or Sout Transmit data or signal out 6 ...
Page 30: ...Overview Reference Manual June 2022 2 3 9000 744 30 Emerson com Rosemount ...
Page 100: ...Installation and start up Reference Manual June 2022 2 3 9000 744 100 Emerson com Rosemount ...
Page 182: ...Operation and maintenance Reference Manual June 2022 2 3 9000 744 182 Emerson com Rosemount ...
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