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Explore challenges in communications, power, component availability, pressure requirements, ratings, & other considerations in analyzer sampling technology during this informative panel session at ISA 2001.
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Pushing the Envelope in Analyzer Sampling Technology Panel Session ISA 2001 September 10, 2001 Gary Frank 1
Challenges • Communications • Power and Connections • Component Availability • Pressure Requirements • Ratings • Other Considerations 2
Communications • Sensor Bus • DeviceNet • Profibus • SDS • Others • Network • EtherNet/IP • Control Net 3
Power and Connections • MFCs • ± 15VDC • + 24VDC • + 15VDC • Pressure Transducers • + 5VDC • +10VDC • +15VDC • Other Components • ? • MFCs • 9 pin “D” • 15 pin “D” • Card Edge • DeviceNet Micro • Pressure Transducers • Bendix • 9 Pin “D” • Flying Lead • Other Components • ? 4
Component Availability • Semiconductor Grade • Regulators • Pneumatic Valves • MFC • Pressure Transducers • Check and Relief Valves • Filters • Industrial Grade • ? 5
Pressure Requirements • High pressure Inlet • Regulators to Small • Base to Centerline Height for larger regulator • Fitting Connections • Face Seal • Compression • Tube • Pipe 6
Ratings • Class 1 Div 2 • Some Components Rated. • Class 1 Div 1 • None • CE Mark • Most 7
Other Considerations • Fasteners - Metric Vs Inch • Various Substrates • Metal vs. Elastomeric Seals • Solenoid Valves • High Flows • Liquid Flows 8