Portable Gas Detector

OC-905 Handheld CH2O Formaldehyde Analyzer Audible Visual Alarm

  • Precise CH₂O Monitoring, Guard Against Formaldehyde Hazards
  • Reliable Formaldehyde Detection, Create Safe Breathing Environment
  • Real-time Track CH₂O Concentration, Avoid Formaldehyde Over-standard
  • Professional electrochemical sensor, stable CH₂O measurement, low cross interference
  • Triple sound, light and vibration alarm, timely remind formaldehyde exceeding limit
  • Suitable for indoor environment inspection and industrial production monitoring
  • Professional CH₂O Formaldehyde gas detector. Ideal for indoor air testing, furniture factories and decoration engineering safety monitoring.
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Product Description

This CH₂O (Formaldehyde) gas detector is professionally developed to detect formaldehyde concentration in ambient air. Equipped with high-stability electrochemical sensor, the device realizes continuous, real-time and accurate monitoring of formaldehyde gas. Formaldehyde is a common toxic volatile gas, widely generated in decoration, wood processing and chemical production. Excessive inhalation will cause harm to human respiratory system. This detector effectively identifies formaldehyde leakage and volatile pollution. It is widely adopted for indoor air acceptance, furniture manufacturing workshops, decoration projects, chemical factories and testing laboratories, effectively avoiding formaldehyde over-standard risks and protecting personnel health.

Core Features

  1. High precision electrochemical sensor, fast response speed and reliable measurement
  2. Built-in optimized anti-interference algorithm, effectively suppress interference from other VOC volatile gases
  3. Freely adjustable alarm threshold, equipped with sound, light and vibration triple alarm reminder
  4. Clear LCD display, real-time display CH₂O concentration, ambient temperature and equipment operating status
  5. Support data recording and historical data export function
  6. Two styles optional: portable handheld model and wall-mounted fixed transmitter
  7. Low zero drift, long service life, simple structure and convenient daily maintenance
  8. Dustproof shell design, adapt to indoor and general industrial working conditions

Feature:

  • Built-in Pump Sampling: Stable flow rate (300ml/min) for fast and accurate detection
  • High Precision Sensors: Imported sensors with intelligent algorithm and temperature compensation
  • Audible & Visual Alarm: Dual alarm system with ≥75dB buzzer and LED light
  • Data Storage & Export: Stores up to 100,000 records, USB data export supported
  • Explosion-Proof Design: Certified Ex ib IIC T4 Gb for hazardous environments
  • Long Battery Life: Rechargeable lithium battery, up to 12 hours operation

Technical Parameter:

 

Gas type Formaldehyde (CH₂O)
Working principle Electrochemical sensor
Measuring range 0-10.00ppm、20ppm、50ppm、100ppm、200ppm, Support customized
Resolution 0.01ppm or customized
Concentration unit %LEL, %Vol, ppb, ppm, mg/m3
Precision ±≤3%F.S
Repeatability ≤±2%
Zero drift ≤±1%(F.S/year)
Sampling mode Pump-suction sampling (Flow rate of 300ml/minute)
Data storage Can record 100000 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;
Working temperature -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. Two-color LED alarm light, sound≥75dB@25cm
Shell material Aluminum alloy metal housing, ABS+PC
Power supply 3.7VDC, 2600mAh,Rechargeable lithium battery

DC5V USB charger

Charge time ≤6 hours
Working time ≥12 hours (Normal temperature electrochemical sensor)
Power consumption 0.5W
Dimensions 200.5*64.8*35.5mm (L*W*H)
Weight 0.46KG
Accessory Box, instruction, USB charger , data line
Quality standard GB15322.1-2003,GB3836.1-2010,GB3836.2-2010,GB3836.4-2010,GB12358-2006
Usage scenarios parts picture remarks
1 Extend sampling distance,

Cooperate with sampling handle

Air tube/PU tube Normal temperature environment
2 Detect flue and other bad environment places, filter water vapor, dust, and cooperate with the air pipe and handle Water gas separator / filter  

 

 

 

 

High humidity and dust environment
3 Gas detection in food packaging bags, less destructive A needle Packaging bags

Applications

  • Indoor Environment Testing Industry
  • Furniture & Wood Processing Factory
  • Decoration & Construction Engineering
  • Chemical & Resin Manufacturing Plant
  • Laboratory & Scientific Research Institutions
  • Automotive Interior Inspection
  • Textile Processing Factory
  • Public Places Air Quality Supervision
  • Packaging Material Production Workshop
  • Environmental Protection Inspection & Third-party Testing Institutions

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

After-sale Services

12 months warranty for the main unit. We provide long-term technical guidance, regular calibration support and spare parts supply. Custom measuring range and signal output modes can be provided according to personalized customer requirements.

If any inquiry, pls contact us: Email: info@china-oceanus.com

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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