Precisive® 5 Application Specific Gas Analyzers
Model: PRECISIVE-5-156
Precisive® 5 Application Specific Gas Analyzers
Model: PRECISIVE-5-156

Overview
Overview
The Precisive® 5-156 Gas Analyzer is a real-time hydrocarbon gas analyzer based on MKS’ unique Tunable Filter Spectroscopy (TFS™) platform. Calibrated for LNG composition monitoring and heating value analysis, this package is available with multiple methane number outputs.
Technical Specs
- TypeTFS Gas Analyzer
- Measurement TechniqueTunable Filter Spectroscopy
- Measurement RangesCH4: 0-100%
C2H6: 0-100%
C3H8: 0-100%
iC4H10: 0-10%
nC4 + nC5 +nC6 (as nC4): 0-10%
iC5 + neoC5 (as iC5): 0-10%
Balance
High Heating Value (HHV)
Low Heating Value (LHV)
Specific Gravity
Wobbe Index (WI) (per ISO 6976: 2016)
Methane Number - RepeatabilityGas Channels: <0.05 mol%
HHV, LHV & WI: <0.2% of Reading or <0.1 MJ/m3 (greater of)
Specific Gravity: <0.05% of Reading
- AccuracyGas Channels: ±0.2 mol% or ±1% of Full Scale (greater of)
HHV, LHV & WI: ±0.5% of Reading or ±0.2 MJ/m3 (greater of)
Specific Gravity: ±0.5% of Reading
Technical Specs
- TypeTFS Gas Analyzer
- Measurement TechniqueTunable Filter Spectroscopy
- Measurement RangesCH4: 0-100%
C2H6: 0-100%
C3H8: 0-100%
iC4H10: 0-10%
nC4 + nC5 +nC6 (as nC4): 0-10%
iC5 + neoC5 (as iC5): 0-10%
Balance
High Heating Value (HHV)
Low Heating Value (LHV)
Specific Gravity
Wobbe Index (WI) (per ISO 6976: 2016)
Methane Number - RepeatabilityGas Channels: <0.05 mol%
HHV, LHV & WI: <0.2% of Reading or <0.1 MJ/m3 (greater of)
Specific Gravity: <0.05% of Reading
- AccuracyGas Channels: ±0.2 mol% or ±1% of Full Scale (greater of)
HHV, LHV & WI: ±0.5% of Reading or ±0.2 MJ/m3 (greater of)
Specific Gravity: ±0.5% of Reading
