ABB EL3020 Continuous Gas Analyzer

Overview

The ABB EL3020 is a continuous gas analyzer from the EasyLine EL3000 series. It supports process and emission monitoring in industrial applications. This analyzer measures up to five gas components simultaneously using multiple technologies. Additionally, it suits flammable gas measurement with automatic calibration and self-monitoring features. The device ensures accurate and stable results in demanding environments.

Technical Specifications

• Manufacturer: ABB

• Product Series: EasyLine EL3000

• Measurement Components: Up to five gases per analyzer

• Measurement Technologies:

• Uras26 infrared photometer (CO, NO, SO₂)

• Magnos206 oxygen analyzer (O₂ in process gas)

• Caldos27 thermal conductivity analyzer (binary gas mixtures)

• Electrochemical oxygen sensor (O₂ measurement)

• Calibration: Automatic with pump and valve control

• Communication Interfaces: Modbus, Profibus, RS485 (Modbus RTU)

• Output Signal: 4-20 mA analog output, digital communication options

• Response Time (T90): Approximately 15 seconds (varies by application)

• Zero Drift: ≤1.5% per day

• Sensitivity Drift: ≤1% per week

• Output Fluctuation (2σ): ≤0.5% at T90 = 15 s

• Temperature Effects:

• Zero-point shift ≤0.02 vol.% O₂ per 10 °C

• Sensitivity shift ≤0.1% per 10 °C

• Thermostat Temperature: Around 55 °C or 64 °C internally

• Air Pressure Effect: Minimal on zero-point, internal correction for sensitivity

• Housing: 19-inch rack mount, IP20 protection

• User Interface: Menu-driven with clear-text status messages

• Power Supply: 100-240 V AC, 50-60 Hz

• Compliance: Meets Directive 2001/80/EC and EN 14181 QAL3 monitoring standards

• Operating Conditions: Industrial ambient temperature and humidity ranges