Specifications
SKU: ERANNTEX Portable Oxygen Detector
Portable Oxygen Detector are safety monitoring devices designed for real-time tracking of oxygen concentrations in environments. They are widely used in chemical plants, mines, tunnels, metallurgical facilities, food processing plants, and emergency rescue operations. Its core function involves capturing oxygen content changes through high-precision sensors, providing timely warnings for hypoxia (oxygen concentration below 19.5%) or hyperoxia (oxygen concentration above 23.5%) risks. This prevents safety incidents such as personnel asphyxiation, combustion, or explosions caused by abnormal oxygen levels. Product variants include portable and fixed models: Portable units feature lightweight design, extended battery life, and suitability for wearable use during inspections or operations, supporting one-touch activation, real-time data display, and audible/visual alarms. Fixed models can be permanently installed at critical worksite locations, offering remote data transmission, cloud monitoring, and historical data storage capabilities. They integrate with enterprise safety management systems to enable 24/7 uninterrupted monitoring.

Portable Oxygen Detector Product Certification:

Portable Oxygen Detector Features:
β Ultra-low power consumption design, no charging required, 1-2 years operating time
β Diffusion measurement
β Fireproof, anti-static, and resistant to high-frequency radiation
β Unit conversion with selectable units: μmol/mol, ppm, mg/m³, %Vol, %LEL
β Data storage capability
β 3-button intuitive operation
β Communication interface: Infrared
β Battery capacity: 1600mAh
β Fall detection alarm
β Data recovery function, capable of partially or fully restoring factory settings.
β 1.7-inch LCD backlit display
β Multiple alarm modes with configurable settings; multi-directional visual indicators during alarms
Alarm methods: Audible/visual alarm, vibration alarm.
Alarm types: Concentration alarm, low battery alarm, fault alarm.
Alarm Modes: Low alarm, high alarm, range alarm, weighted average alarm.
β Misoperation detection function automatically identifies and prevents incorrect concentration calibration actions.
β Automatic zero tracking prevents zero drift.
β Multi-level target point calibration ensures measurement linearity and accuracy.
β Intrinsically safe circuit design for explosion and shock resistance.
β IP66 protection rating: Resistant to rain, immersion, and dust.
β Compliance Standards:
GB/T 3836.1—2021 “Electrical apparatus for explosive gas atmospheres—General requirements”
GB/T 3836.4—2021 “Electrical apparatus for explosive gas atmospheres—Intrinsically safe type ‘i’”
GB/T 50493-2019 Design Standard for Detectors and Alarms of Combustible and Toxic Gases in Petrochemical Industries
GB 15322.3-2019 Detectors for Combustible Gases—Part 3: Portable Detectors for Industrial and Commercial Use
Quality Assurance
I. We strive to achieve customer satisfaction through relentless effort.
II. We provide professional, attentive service to help clients reduce expenses.
III. We respond efficiently and promptly to instrument repairs, minimizing downtime.
IV. Our product development adheres to the ISO 9001 Quality Management System. From R&D and production to quality inspection, we pursue excellence in every step. Advanced equipment, tooling, and instruments ensure consistent product quality.
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