Nguồn gốc:
Singapore
Hàng hiệu:
Emerson
Số mô hình:
8800
Rosemount™ 8800 Series Coriolis Mass Flow Meter
The Rosemount™ 8800 Series Coriolis Mass Flow Meter is engineered for high-precision measurement of mass flow, density, temperature, and volumetric flow in demanding industrial environments. Its all-welded, no-moving-parts design ensures long-term reliability and minimal maintenance, even under harsh conditions. With multivariable output and advanced diagnostics, it supports HART®, FOUNDATION™ Fieldbus, and Modbus® RS-485 for seamless integration. Certified for SIL 2/3 applications, it’s ideal for safety-critical processes in chemical, oil & gas, food & beverage, and pharmaceutical industries—delivering consistent performance where accuracy and durability are essential.
| Parameter | Rosemount™ 8800 Series | Yokogawa ROTAMASS TI / Supreme | Endress+Hauser Promass 80F/83F | Emerson Micro Motion ELITE |
|---|---|---|---|---|
| Measurement Principle | Coriolis effect | Coriolis effect | Coriolis effect | Coriolis effect |
| Accuracy (Mass Flow) | ±0.1% of rate (typical) | ±0.1% of rate (liquid), ±0.5% (gas) | ±0.1% of rate | ±0.10% of rate (liquid), ±0.5% (gas) |
| Repeatability | ±0.05% | ±0.05% (liquid) | ±0.05% | ±0.05% (liquid) |
| Density Accuracy | ±0.0005 g/cm³ | Superior density & concentration measurement | ±0.0005 g/cm³ | ±0.0002 g/cm³ |
| Temperature Range | –200 °C to +400 °C | –196 °C to +350 °C | Up to +350 °C | Cryogenic to +400 °C |
| Pressure Rating | Up to 100 bar | High-pressure designs available | Up to 100 bar | Wide range, high-pressure options |
| Safety Certification | SIL 2/3 IEC 61508 | SIL 2 compliant | SIL 2 IEC 61508 | SIL 2/3 IEC 61508 |
| Communication Protocols | HART®, Fieldbus, Modbus | HART®, Fieldbus, Modbus, PROFIBUS | HART®, PROFIBUS, Fieldbus, Modbus | HART®, Fieldbus, Modbus, PROFIBUS |
| Special Features | All-welded, no moving parts | Box-in-Box design, gas void fraction handling | Secondary containment, hygienic approvals (3A, FDA, EHEDG) | Smart Meter Verification™, ISO/IEC 17025 calibration |
| Applications | Chemical, oil & gas, food & beverage, pharma | General purpose + specialized (cryogenic, viscous, oil & gas) | Universal: liquids, gases, food, pharma | Broadest coverage: hygienic, cryogenic, high-pressure |
Q1: What does the Rosemount™ 8800 measure?
It directly measures mass flow, density, temperature, and volumetric flow using the Coriolis principle.
Q2: How accurate is the 8800 Series?
Typical mass flow accuracy is ±0.1% of rate, with repeatability of ±0.05%, depending on application.
Q3: What industries use the 8800 Series?
It is widely applied in chemical processing, oil & gas, food & beverage, pharmaceutical, and energy industries.
Q4: What makes the design reliable?
The all-welded, no-moving-parts construction eliminates leak paths and reduces maintenance, even in harsh environments.
Q5: Does it support digital communication?
Yes, it integrates with HART®, FOUNDATION™ Fieldbus, and Modbus® RS-485, enabling advanced diagnostics and seamless system integration.
Q6: Is the 8800 Series safety certified?
It is SIL 2/3 capable per IEC 61508, making it suitable for safety instrumented systems.
Q7: Can it handle extreme process conditions?
Yes, it operates across a wide temperature range (–200 °C to +400 °C) and high-pressure ratings depending on configuration.
Q8: How does it reduce instrumentation needs?
By providing multivariable outputs (mass flow, density, temperature, volumetric flow) in one device, it minimizes the need for multiple instruments.
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