TDB/LDB series toxic gas alarm detector adopts long life electrochemical sensor technique, it is mainly applied in steel, chemical and other fields for the detection and alarm of toxic gas leakage.

• 1. Proprietary electrochemical gas analysis technology, with high accuracy, high resolution, long life and easy maintenance.
• 2. Automatic zero calibration with air.
• 3. Diffusion‐type sampling methods.
• 4. Real‐time displaying gas concentration with LED.

Toxic gas leakage detection in iron and steel, Chemical Engineering areas etc.