Key Specifications
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Maximum measurement deviation
Liquid mass flow: ±0.10% (standard), 0.05% (optional)
Liquid volume flow: ±0.10%
Gas mass flow: ±0.35%
Liquid density: ±0.0005 g/cm³ -
Measurement range
0 to 2,200,000 kg/h (0 to 80,850 lb/min)
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Operating temperature range
–40 to +205 °C (–40 to +401 °F)
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Maximum working pressure
PN 250, Class 1500
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Contact materials
Measurement tube: 25Cr duplex (Super Duplex), 1.4410 (UNS S32750)
Connections: 25Cr duplex (Super Duplex), 1.4410 (F53)
Application Scope
The Promass O series delivers exceptional precision for liquid and gas measurements under extreme pressures in oil and gas operations. Engineered for offshore environments, it provides superior resistance to stress corrosion cracking. The compact Promass O 300 transmitter enhances operational flexibility with single-side access, remote display capability, and advanced connectivity. Integrated Heartbeat Technology ensures process reliability.
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Measurement technology unaffected by fluid characteristics like viscosity or density
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Delivers premium accuracy under extreme pressures, ideal for offshore applications
Key Features
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25Cr Duplex measurement tube, 1.4410 (UNS S32750)
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Handles pressures up to PN 250 (Class 1500)
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Pipe sizes: DN 80 to 250 (3 to 10 inches)
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Compact dual-chamber housing supporting up to 3 I/Os
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Touch-controlled backlit display with WLAN capability
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Optional remote display functionality
Advantages
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Enhanced safety – exceptional resistance to stress corrosion cracking
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Reduced instrumentation – simultaneous measurement of flow, density, and temperature
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Compact installation – eliminates need for straight pipe runs
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Comprehensive data access – flexible I/O combinations and Ethernet connectivity
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Simplified configuration – customizable I/O functionality
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Built-in verification – Heartbeat Technology
