This gas concentration detector (product model: XKCON-700-D) is an online, explosion-proof gas concentration detection and alarm instrument developed and manufactured by our company according to industrial-grade design standards. It supports online monitoring of oxygen, methane, hydrogen sulfide, carbon monoxide, carbon dioxide, and other gas concentrations in premises, and features functions such as information collection, data display, remote transmission, and audible and visual alarms.
1. Design Standards
GB 50493-2019 "Design Code for Combustible and Toxic Gas Detection and Alarm 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 Agents in the Workplace"
GB 4208-2008 "Degrees of Protection Provided by Enclosures (IP Code)"
GB 12476.1-2013 "Electrical Equipment for Use in the Presence of Combustible Dust Part 1: General Requirements"
GB 12476.1-2013 "Electrical Equipment for Use in the Presence of Combustible Dust Part 5: Protection by Enclosure '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 providing 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 corridors.