High-sensitivity arsine detector Trace highly toxic gas precise capture equipment - SKA/NE-301

High-sensitivity arsine detector Trace highly toxic gas precise capture equipment

一、产品概述

Highly sensitive arsine detector, precision capture equipment for trace toxic gases is a multi-principle compatible, high-stability, explosion-proof industrial online gas concentration monitoring device. The equipment integrates multiple mainstream detection sensing technologies and can automatically match the optimal detection method according to different types of detected gases, suitable for monitoring scenarios of various industrial gas leaks such as combustible gases, toxic and harmful gases, and volatile gases. The whole unit adopts an industrial explosion-proof structure, diffusion sampling,24Hour continuous online monitoring design, with characteristics such as strong adaptability, low power consumption, rich output methods, and long service life, widely adaptable toPetrochemical, coal chemical, fine chemical, painting and spraying, sewage treatment, pharmaceutical workshops, metallurgy and mining, gas stations, storage warehouses, lithium battery new energy, food processing, municipal tunnelsand other industrial and public places with risks of flammable, explosive, toxic, and harmful gases, can accurately monitor hidden dangers such as on-site gas leaks and concentration exceeding standards, providing reliable data support and safety guarantees for plant safety production, gas leak warning, and security closed-loop management, helping enterprises achieve compliant and safe production.

II. Core detection principles

Highly sensitive arsine detector, precision capture equipment for trace toxic gases, compatible withCatalytic combustion, electrochemical, semiconductor, infraredFour mainstream detection principles cover the detection needs of all categories of industrial gases, adapting to different gas detection scenarios, with comprehensively upgraded accuracy and applicability. The catalytic combustion principle is mainly used for detecting various flammable gases, utilizing the temperature and resistance changes generated by flameless combustion of gas on the surface of catalytic elements to accurately convert gas concentration, with good linearity and high stability; the electrochemical principle targets toxic trace gases such as carbon monoxide and hydrogen sulfide, generating corresponding current signals through electrode oxidation-reduction reactions, with strong specificity and high sensitivity at low concentrations; the semiconductor principle adapts to broad-spectrum gas screening, with rapid response, high cost-effectiveness, and strong environmental adaptability; the infrared principle relies on spectral absorption characteristics to detect gases, with strong anti-interference capability, no poisoning risk, and excellent long-term stability. Multi-principle modular design allows on-demand selection, truly achieving one machine with multiple uses and full scenario coverage.

III. Product functions and structural advantages

The equipment adopts standardized industrial structural design, with whole machine power consumption as low as1.2W, energy-saving and stable, suitable for long-term uninterrupted duty operation. AdoptsDiffusion sampling method, no external air pump required, relying on natural gas diffusion for detection, simple installation, convenient maintenance, and not easy to clog. The whole machine adopts flameproof explosion-proof design, with reliable explosion-proof performance, fully meeting the explosion-proof installation standards for hazardous places. The equipment supports continuous online working mode, can24Collects gas concentration data continuously for hours, monitors environmental gas changes in real time, and eliminates blind spots in safety monitoring. At the same time, the equipment has excellent insulation performance, with insulation resistance in conventional environments≥100MΩ, can still work stably in high-humidity environments, with outstanding resistance to damp heat and interference.

IV. Signal output and system adaptation

Highly sensitive arsine detector, precision capture equipment for trace toxic gases, equipped with multi-standard universal signal output, compatible withDC24VPower supply, supports4‑20mAAnalog quantity,RS485Digital signal, two-bus, and wireless transmission four output methods, can seamlessly connect to industrialPLC、DCSControl systems, gas alarm hosts, upper-level monitoring platforms, and IoT cloud platforms. Supports functions such as on-site real-time concentration display, over-limit alarm, remote data upload, and historical data recording, enabling local early warning, remote monitoring, linked ventilation, linked shutdown, and other automated security linkage functions, helping factories achieve intelligent gas monitoring, digital management and control, and automated security.

V. Environmental adaptability and storage performance

The equipment has ultra-wide temperature range working capability, distinguishing dedicated working temperature zones for combustible and toxic gases: the applicable temperature for combustible gas detection is-40℃～70℃, the applicable temperature for toxic gas detection is-10℃～55℃, can adapt to harsh industrial field environments such as severe cold and high temperature. Working humidity≤95%RH, no condensation interference, can operate stably for a long time in humid and dusty conditions. Adapts to atmospheric pressure86KPa～106KPaRange, can meet the use of different altitudes and different working conditions. The equipment has loose storage conditions, with a storage temperature range-50℃～80℃, storage humidity≤95%RH, warehouse standby, idle storage can maintain quality for a long time, the overall service life of the equipment can reach three years, greatly reducing the cost of later replacement and maintenance for enterprises.

VI. Application value

This composite gas detector, with its core advantages of multi-principle compatible detection, explosion-proof and dust-proof, ultra-low power consumption, multi-signal compatibility, strong environmental adaptability, and long service life, solves the problems of poor adaptability, easy damage, frequent maintenance, and limited scenarios of traditional single gas detectors, covering core monitoring scenarios in multiple industries.Petrochemical/Coal chemical scenario: can monitor leaks of flammable gases such as crude oil, natural gas, coal chemical raw materials, and toxic gases such as hydrogen sulfide and carbon monoxide, suitable for high-risk working conditions in device areas, reaction workshops, storage tank areas, and loading/unloading stations;Coating/Lithium battery new energy scenario: precisely monitors volatile gases from paint, organic solvents, and volatile flammable gases from lithium battery electrolytes, suitable for dust-free workshops, drying production lines, and storage workshops;Municipal/Environmental protection scenario: suitable for sewage treatment plants, underground pipe corridors, and tunnels, real-time monitoring of harmful gases such as biogas and hydrogen sulfide, avoiding safety hazards in confined spaces;Pharmaceutical/Food processing scenario: monitors medical alcohol, organic solvents, ammonia, and other gases, meeting the safety production monitoring needs of clean workshops;Gas/Industrial and mining scenario: suitable for gas pressure regulating stations, transmission pipelines, metallurgy and mining, and other places, real-time prevention and control of flammable and toxic gas leak risks. The equipment can comprehensively monitor flammable, toxic, and harmful gas leak risks at industrial sites, provide early warning of hidden dangers, avoid accidents such as explosions and poisoning, help enterprises improve the safety production monitoring system, achieve compliant production, effectively reduce safety risks and operation and maintenance costs, and is a core safety monitoring equipment necessary for industrial hazardous places and high-risk scenarios.

VII. Detailed technical parameters of the equipment

参数项目	技术规格
Detection principle	Catalytic combustion, electrochemical, semiconductor, infrared
Detection gas/Range alarm point	Measuring range, alarm point: see equipment nameplate
Power supply/信号输出	DC24V；4-20mA、RS485, two-bus, wireless
Whole machine power consumption	1.2W
工作温度	Flammable gases:-40℃～70℃; toxic gases:-10℃～55℃
Working humidity	≤95%RH(no condensation)
Atmospheric pressure	86KPa～106KPa
Insulation resistance	Normal environment≥100MΩ；94%RHHigh-humidity environment≥1MΩ
Working method	24Hour continuous online monitoring
Explosion-proof method	Flameproof type
Sampling method	Diffusion type
Storage temperature	-50℃～80℃
Storage humidity	≤95%RH
Equipment service life	Three years