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871CC-A2-7 2B0543

The Foxboro 871CC-A2-7 2B0543 is a vortex shedding flowmeter designed for liquid, gas, and steam flow measurement in industrial piping systems. This configuration features a 7-inch ANSI Class 150 flange and advanced signal processing for high-accuracy applications.

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Key Features
1. Measurement Performance
Flow Ranges:

Liquids: 0.3–10 m/s

Gas/Steam: 4–80 m/s

Accuracy:

±1% of reading (liquids)

±1.5% of reading (gas/steam)

Turndown Ratio: 10:1 (standard), 20:1 (optional)

2. Mechanical Design
A2-7 Configuration:

7-inch ANSI Class 150 RF flange

316L SST wetted parts

IP66/NEMA 4X enclosure

Bluff Body: Optimized for low-pressure drop

3. Electronics & Communication
Integrated converter with LCD display

Outputs: 4-20mA + HART® 7

Pulse/frequency output (optional)

Bluetooth® configuration (optional)

4. Diagnostics
Sensor health monitoring

Process noise analysis

K-Factor verification

5. Model Suffix (2B0543)
Indicates special firmware version with:

Enhanced steam table compensation

Extended diagnostic functions

Certifications
SIL 2 (IEC 61508)

ATEX/IECEx Zone 1

PED/CRN

Typical Applications
Steam flow measurement (power plants, refineries)

Compressed air system monitoring

Chemical injection flow control