This gas concentration detector (product model: XKCON-700) is an online, explosion-proof gas concentration detection and alarm instrument developed and manufactured by our company in accordance with industrial-grade design standards. It supports online monitoring of oxygen, methane, hydrogen sulfide, carbon monoxide, carbon dioxide, and other gas concentrations on-site, featuring functions such as information collection, data display, remote transmission, and audible-visual alarms.

1. Design Standards
GB 50493-2019 "Design Code for Combustible Gas and Toxic Gas Detection and Alarm Systems in Petrochemical Enterprises"
GB 12358-2006 "General Technical Requirements for Gas Detection and Alarm Instruments in Workplaces"
II. Standards for Implementation
GB3836.1-2010 "Electrical Equipment for Explosive Gas Atmospheres Part 1: General Requirements"
GB3836.2-2010 "Electrical Equipment for Explosive Gas Atmospheres Part 2: Flameproof 'd'"
GB12358-2006 "Gas Detection and Alarm Instruments for Workplace Environments - General Technical Requirements"
GBZ 2.1-2007 "Occupational Exposure Limits for Hazardous Factors in the Workplace"
GB 4208-2008 "Enclosure Protection Ratings (IP Code)"
GB 12476.1-2013 "Electrical Equipment for Use in Combustible Dust Atmospheres Part 1: General Requirements"
GB 12476.5-2013 "Electrical Equipment for Use in Combustible Dust Atmospheres Part 5: Enclosure Protection Type 'tD'"
III. Functional Features
Equipped with multiple cable ports for convenient on-site wiring and installation;
Uses imported sensors with high precision and strong stability;
Built-in temperature compensation provides excellent environmental adaptability;
Automatically triggers audible and visual alarms on-site if gas concentration is abnormal;
Performs automatic zero-point calibration in the air to eliminate false alarms;
Transmits real-time data to PLC, DCS, monitoring platforms, etc.

IV. Application Scope
Can be directly installed in hazardous areas, Zone 1 and Zone 2;
Widely applicable in industries such as petroleum, chemical, metallurgy, electricity, steel, fertilizer, feed, cement, biopharmaceuticals, and underground utility tunnels.