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The GE Panametrics AT868W-1-1-1-1 (AT868-1) Flowmeter is a high-performance ultrasonic flow measurement system designed for industrial process control. Utilizing advanced transit-time technology, it provides non-invasive, bi-directional flow measurement for liquids in pipes from 6mm to 6000mm diameter. With rugged construction and multi-parameter diagnostics, it delivers reliable performance in oil & gas, water treatment, and chemical processing applications.
Product Specifications
Measurement Technology:
Principle: Clamp-on transit-time ultrasonic flow measurement
Accuracy: ±1% of reading (liquid velocity >0.3m/s), ±0.01m/s repeatability
Velocity Range: 0.03~25 m/s (liquid dependent)
Pipe Compatibility: All pipe materials (metal/plastic/concrete), no process penetration
System Configuration:
Transducer Options: Wetted (AT868W) or clamp-on variants for 6~6000mm pipes
Mounting: Fixed or portable configurations with optional rail/panel mounting
Outputs: 4-20mA (isolated), pulse, RS-485 Modbus, Ethernet/IP
Performance Features:
Multi-Path Measurement: Up to 4 acoustic paths for improved accuracy
Fluid Diagnostics: Simultaneous measurement of flow rate, sound speed, and signal quality
Self-Checking: Automatic transducer diagnostics and signal validation
Environmental Specifications:
Operating Temperature: -40°C to +60°C (electronics), -40°C to +150°C (wetted transducers)
Enclosure Rating: NEMA 4X/IP66 (field unit), explosion-proof options available
Power Supply: 100-240V AC or 10-36V DC
Certifications & Compliance:
Industry Standards: API MPMS Ch.5.8, ISO 17089-1
Safety Certifications: ATEX, IECEx, CSA Class I Div 2
Marine Approvals: ABS, DNV, LR
Typical Applications:
Crude oil and refined product measurement
Water/wastewater flow monitoring
Chemical process control
District heating/cooling systems
Key Advantages:
Non-Intrusive Design: No pipe modifications or process shutdown for installation
Bidirectional Measurement: Simultaneous forward/reverse flow detection
Advanced Diagnostics: Real-time signal quality indicators and health monitoring
Multi-Language Interface: 10+ language support in HMI
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