SONDELTOX Duran Electronica detectors for toxic gases

SONDELTOX Duran Electronica – Toxic Gas and Oxygen Detectors

High-performance gas detection for industrial and safety-critical environments

The SONDELTOX range by Duran Electronica includes a series of highly reliable detectors designed for the detection of toxic gases and oxygen. These devices utilize electrochemical sensor technology combined with a microprocessor for accurate and stable measurements. The detectors are available in both 4-20 mA and display-equipped versions, ensuring versatile integration in various safety and ventilation systems.

These detectors are ideal for use in underground car parks, industrial facilities, laboratories, and confined spaces where toxic gases pose a health risk.

Available gases

• Carbon Monoxide (CO)

• Nitrogen Dioxide (NO₂)

• Sulphur Dioxide (SO₂)

• Nitrogen Monoxide (NO)

• Hydrogen Sulphide (H₂S)

• Chlorine (Cl₂)

• Oxygen (O₂)

• Hydrogen (H₂)

Features

• Electrochemical sensors with excellent repeatability and linearity

• 4-20 mA analog output for system integration

• Versions with or without display

• IP65-rated enclosures for robust environmental protection

• Long sensor lifespan with minimal maintenance

• Compact and lightweight design

• Designed for ease of installation and operation

• Wide operating temperature and humidity range

• Suitable for both new installations and retrofit projects

Applications

• Underground and enclosed car parks

• Industrial processing facilities

• Boiler rooms and mechanical areas

• Laboratories and clean rooms

• Battery storage areas

• HVAC system monitoring

• Environmental safety and compliance zones

Technical specifications

• Power supply:

  • CO: 10 to 35 VDC

  • Other gases (with display): 24 to 35 VDC

• Signal output: 4-20 mA, linear over full scale

• Accuracy: 1–2% full scale depending on gas type

• Resolution:

  • CO: ≤5 ppm

  • NO₂: ≤0.5 ppm

  • SO₂: ≤1 ppm

  • NO: ≤0.5 ppm

  • H₂S: ≤0.25 ppm

  • Cl₂: ≤0.1 ppm

  • O₂: ≤0.1%

  • H₂: ≤0.15%

• Response time (T90): ranges from <10s to <60s depending on the gas

• Temperature range: -20°C to +50°C

• Humidity range: 15% to 90% RH (non-condensing)

• Atmospheric pressure range: ±10%

• Zero drift at 20–40°C: from 0.1 to 10 ppm depending on the gas

• Output drift: <2–5% per year

• Expected sensor life:

  • CO, NO, H₂: approx. 3 years

  • NO₂, SO₂, H₂S, Cl₂, O₂: approx. 2 years

• Storage conditions:

  • Time: 6 months (2 months for O₂)

  • Temperature: 0°C to 50°C

• Enclosure: IP65, ABS material

• Dimensions: 125 x 150 x 63 mm

• Weight: approx. 300 g

• Installation height and coverage area:

  • Varies by gas (e.g., CO: 150–200 cm, NO₂: 40–50 cm, O₂: 170–200 cm)

  • Coverage: approx. 100 to 200 m² depending on the gas

The SONDELTOX series offers dependable and flexible solutions for detecting hazardous gases, ensuring health and safety compliance across a wide range of industrial and commercial environments.