Key Specifications
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Maximum measurement deviation
Liquid mass flow: ±0.1% (standard), 0.05% (optional)
Liquid volume flow: ±0.1%
Gas mass flow: ±0.35%
Liquid density: ±0.0005 g/cm³ -
Measurement range
0 to 800,000 kg/h (0 to 29,400 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)
Applications
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 resists stress corrosion cracking while maintaining performance. The ultra-compact Promass O 100 transmitter offers full functionality in minimal space for easy system integration. Continuous process monitoring is ensured through Heartbeat Technology.
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Measurement method unaffected by fluid characteristics like viscosity or density
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Delivers high precision under extreme pressures, ideal for offshore applications
Product 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 150 (3 to 6 inches)
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Durable, space-saving transmitter housing
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Superior protection rating: IP69K
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Optional local display
Advantages
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Enhanced safety – superior resistance to stress corrosion cracking
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Reduced instrumentation needs – simultaneous measurement of flow, density, and temperature
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Compact installation – no straight pipe requirements
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Minimal footprint – full performance in compact design
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Efficient local operation – built-in web interface eliminates extra tools
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Continuous verification – Heartbeat Technology
