Portable Gas Detector

OC-905 Handheld HF Hydrogen Fluoride Toxic Gas Detector

Portable HF Hydrogen Fluoride toxic gas detector with anti‑corrosion electrochemical sensor, real‑time reading and audible‑visual alarm. For chemical, metallurgy and semiconductor plant HF leakage monitoring, data storage, explosion‑proof handheld for field safety patrol.

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Product Description

This portable HF hydrogen fluoride gas detector is dedicated to detecting highly corrosive and toxic HF gas. Hydrogen fluoride is widely produced in chemical, metallurgical, pharmaceutical and waste treatment processes. HF gas is strongly irritating and corrosive, which will cause serious harm to human respiratory tract and skin once leaked.
Equipped with high‑performance anti‑corrosion sensor, the unit features fast response and stable measurement. It supports real‑time concentration reading, audible‑visual dual alarm and historical data storage. Light‑weight handheld design for field inspection, widely used for factory safety monitoring and hazardous working environment gas detection.
Features:
Used the original imported sensor, semiconductor technology of ultra low power 32 bit microprocessor, 24 bit ADC acquisition chip, so with the high accuracy.

2.5 inch dot matrix display interface.

All English operation menu and easy operation.

Unit data available for %vol.

The circuit installed the four layers of wire, so well anti-interference.

Explosion proof grade is Ex ib IIC T4 Gb.

Function:

Inspect the gas concentration and alarm when it reaches preset alarm level.

High accuracy, good stability and good repeatability, long working life.

One-key operation to restore to factory default setting.

Adjustable two-stage audible-visual alarm threshold value.

Powered by rechargeable lithium battery with big capacity.

The built-in pump could be controlled.

Technical Parameter:

Gas type HF Hydrogen Fluoride
Measuring range 0-10ppm、50 ppm or Customized
Working principle Electrochemical sensor
Resolution 0.1 PPM 0.01PPM or Customized
Precision ±≤3%FS
Repeatability ≤±2%
Zero drift ≤±1%(F.S/year)
Sampling mode Pump-suction sampling (Flow rate of 300ml/minute)
Data storage Can record 300000 group of measuring data
Response time T90≤30s (different gas sensors have different response times)
Recovery time ≤20s
Pre-heating time ≤60s
Display LCD dot matrix display of the Gas type, gas concentration unit, gas concentration data, time, battery status, data storage status;
Concentration unit %LEL, %Vol, ppb, ppm,mg/m3
Working environment -20℃~50℃(Special requirements need to be customized)

Working humidity: 10%-95%RH(non-condensing)

Working pressure: 86Kpa~106Kpa

Explosion-Proof grade Ex ib IIC T4 Gb
Protection grade IP54
Alarm mode Audible, visual
Shell material Metal
Power supply 3.7VDC, 2600mAh,Rechargeable lithium battery

DC5V USB charger

Charge time ≤6 hours
Working time ≥12 hours (Normal temperature electrochemical sensor)
Dimensions 200.5*64.8*35.5mm
Weight 0.5KG
Accessory Box, instruction, USB charger , data line
Quality standard GB15322.1-2003,GB3836.1-2010,GB3836.2-2010,GB3836.4-2010,GB12358-2006

Application Scenarios

  • Chemical plant: HF production workshop toxic corrosive gas monitoring
  • Metallurgical industry: Smelting workshop hydrogen fluoride leakage inspection
  • Pharmaceutical factory: Production process HF gas safety detection
  • Waste & hazardous material treatment plant: Waste gas emission monitoring
  • Laboratory: Chemical experiment HF gas concentration monitoring
  • Semiconductor manufacturing workshop: Process gas leak check
  • Environmental protection inspection: On‑site hazardous gas sampling detection

Company profile

We Henan Oceanus is located in Henan, a land with a long history and profound cultural heritage, has been dedicated to the research, development, production, and sales of Gas detection system and Environment equipments since its establishment. With exquisite technology and outstanding quality, we have won widespread recognition in the global marketing.

 

1

01. Business areas

As a leader in the field of Gas detector and Air quality monitor system, we Henan Oceanus will be continued to expand its business scope and provide customers around the world with customizable Air quality monitor system of various types and specifications.

02. Values and ideas

Our company upholds the core values of integrity and quality service, focusing more on friendship with our customers. We always adhere to integrity management, customer-centered, and provide a full range of pre-sales, sales, and after-sales services to ensure that customers can be worry-free when using our products.

03. Global Service Network

We have a comprehensive global service network, offering timely, professional pre-sales consultation, after-sales service, and technical support for overseas users. Regardless of where users are located, they can enjoy our attentive and thoughtful service.

04. Customer Service

With excellent products and services, Henan Oceanus Gas detector and Air quality monitor system have been exported to more than 100 countries around the world and have won widespread praise.

Our Service Processes:

Pre-sales Consultancy

Confirmation of order

Production

Multi-Channel Shipping

After-sale Services

Our address:

No. 2206, Wenhua Chanye Building Block B, No. 77, Shangding Road, Zhengzhou Area, Henan Pilot Free Trade Zone

Email: info@china-oceanus.com

Telephone: +86 0371 60998169

Mobile/Whatsapp: +86 15981942832

Mobile/Whatsapp: +86 13673683950

FAQs

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