MOD-4140 Hydrocarbon Analyzer

The MOD-4140 by Modcon Systems is a real-time hydrocarbon analyzer based on NIR spectroscopy, calibrated for hydrocarbon composition and optimized for refinery and petrochemical plant product analysis — including heavy and opaque streams such as crude oil and fuel oil.

Key Features

Real-Time Analysis

• Detection time of approximately 30 seconds
• Continuous, real-time measurement suitable for process control
• Capable of analyzing heavy and opaque hydrocarbon streams
• Eliminates the need for time-consuming laboratory analyses

High Accuracy & Easy Calibration

• Accuracy and repeatability correlative to laboratory ASTM methods
• Spectral resolution: 1 nm; absolute wavelength accuracy: 0.1 nm
• Automatic calibration model updating
• User-friendly model building tools for all experience levels

Robust & Low Maintenance

• ATEX Zone 1 certified (Exp/Exd)
• Ambient operating temperature: 0-35°C; optional −40 to +70°C
• Sample temperature: 0-60°C; sample inlet pressure: 4-12 barg
• Minimal maintenance required

Connectivity

• Communication: Modbus over TCP/IP or serial
• Power supply: 100-220 VAC, 50-60 Hz
• Sample flow rate: 50-100 L/h

Applications

• Refinery and petrochemical process monitoring
• Gasoline and diesel on-line blending
• Crude oil and distillation unit analysis
• Catalytic cracking and reformer streams
• Solvents extraction and complex on-line analysis