Portable Multiple Gas Detector LPMG-T2011

Introduction

Portable Multiple Gas Detector is a five sensor gas detector. It utilizes the diffusion or pump method for the detection of gas. It operates on a temperature range of -20 ℃ to 50 ℃ with 15 to 95% of RH. Easy-to-operate design with a 4-digit color screen detector crafted with and slip silicone material. Our gas detector is equipped with advanced sensors capable of detecting oxygen, combustibles, hydrogen sulfide, carbon monoxide, sulfur dioxide, or VOCs, with customizable gas types based on users' preferences.

This security systems is designed to meet the rigorous requirements of modern laboratory operations, ensuring high precision, reliability, and ease of use for various experimental applications.

Applications

Industrial Safety
Confined Space Monitoring
Mining Operations
Environmental Monitoring
Construction Sites

Specifications

Gas Detected	O₂, , CO, H₂S, SO₂, C₁₂, NH₃, NO₂, NO, O₃, PH₃, H₂, HF, HCl, , CH₄ (IR), (VOCs), CO₂ (IR), C₃H₈ (IR), C₂H₄
Measuring Range	O₂: 0-25% vol / 30% vol, : 0-100% , CO: 0-1000 ppm / 2000 ppm, H₂S: 0-200 ppm, 0-100% , SO₂: 0-200 ppm, C₁₂: 0-20 ppm, NH₃: 0-100 ppm / 2000 ppm, NO₂: 0-200 ppm, NO: 0-1000 ppm, O₃: 0-5% vol, 0-5 ppm / 20 ppm, PH₃: 0-10 ppm, H₂: 0-2000 ppm / 4% vol, HF: 0-10 ppm, HCl: 0-30 ppm / 200 ppm, : 0-200 ppm, CH₄ (IR): 0-5.00% vol, 0-1000 ppm, (VOCs): 0-1999.9 ppm, CO₂ (IR): 0-5.00% vol, (0-1% vol), 0-100 ppm, C₃H₈ (IR): 0-100 ppm, C₂H₄: 0-100 ppm
Measuring Resolution	O₂: 0.1% vol, : 1% , CO: 1 ppm, H₂S: 0.1 ppm, SO₂: 0.1 ppm, C₁₂: 0.1 ppm, NH₃: 1 ppm, NO₂: 0.1 ppm, NO: 1 ppm, O₃: 0.1 ppm, PH₃: 0.1 ppm, H₂: 1 ppm, HF: 0.1 ppm, HCl: 0.1 ppm, : 0.1 ppm, CH₄ (IR): 0.01% vol, (VOCs): 0.1 ppm, CO₂ (IR): 0.01% vol, C₃H₈ (IR): 0.01% vol, C₂H₄: 0.1 ppm
Detecting Method	Diffusion or Pump
Material	, slip silicone
Relative Humidity	15% to 95% RH (non-condensing)
Ambient Temperature	-20°C to 50°C
Alarm	Audible, visual, vibrating
Alarm Error	≤ ± 3%
Alarm Mode	Acousto-optic Alarm
Alarm Buzzer	90 dB
Alarm Settings	,
Data Storage	9,600 records
Display	Colour screen 2+2 digits
Data Interface
Battery Operation	Continuous 10+ hours
Explosion-Proof Grade	ExdII CT3
Pumping Tube Size	150 cm
Power Supply	Rechargeable Lithium battery (DC 3.7V)
Dimensions	133 × 70 × 36 mm
Net weight	0.5 kg
Gross weight	1 kg

Features

Historic data storage for reference

Easy data transfer to PC

Water-resistant and shockproof casing

High-sensitivity sensors for accurate detection

Easy access to the pump, sensors, filter, and battery compartment

Four-button operation, including a dedicated button for zero-set

Available with built-in or external pump

Self-test for sensors, battery, circuit integrity

FAQs

1. What are the key factors to consider when selecting this security systems for laboratory use?

When selecting this security systems, key factors include: 1) The instrument's precision and accuracy to meet experimental requirements; 2) Compatibility with the types of samples and applications you will be working with; 3) Ease of use and maintenance requirements; 4) Safety features to protect operators and samples; 5) Calibration and certification requirements; 6) Cost-effectiveness and long-term reliability; 7) Technical support and service availability from the supplier. Evaluating these factors ensures that the instrument meets your laboratory's specific needs.

2. How often should this security systems be calibrated to ensure accurate results?

It is recommended to calibrate this security systems at least once every 6-12 months under normal usage conditions. More frequent calibration (every 3-6 months) may be necessary if: 1) The instrument is used continuously for extended periods; 2) It is exposed to harsh environmental conditions (temperature fluctuations, humidity, dust); 3) It is used for critical applications requiring high precision; 4) The instrument has been moved or subjected to physical shock; 5) Calibration checks indicate significant deviations from standard values. Always follow the manufacturer's calibration guidelines.

3. What are the common maintenance procedures required for this security systems?

Common maintenance procedures include: 1) Regular cleaning of the instrument's exterior and sample contact surfaces to prevent contamination and ensure proper operation; 2) Inspection of moving parts (if applicable) for wear and lubrication as recommended by the manufacturer; 3) Replacement of consumable parts (filters, bulbs, reagents) according to usage guidelines; 4) Verification of performance parameters (temperature, pressure, voltage) regularly; 5) Storage of the instrument in a clean, dry environment when not in use; 6) Keeping a maintenance log to track service activities and identify potential issues early; 7) Following the manufacturer's specific maintenance schedule for optimal performance and longevity.

4. Can this security systems be used with different types of samples, and are there any compatibility considerations?

Yes, this security systems can be used with a variety of sample types, but compatibility considerations are important: 1) Check if the instrument's materials are compatible with the chemical composition of your samples (avoid corrosive or reactive substances that may damage the instrument); 2) Ensure that the sample volume and concentration are within the instrument's recommended range; 3) For biological samples, consider sterility requirements and potential cross-contamination risks; 4) For volatile or hazardous samples, ensure proper ventilation and safety precautions are in place; 5) Consult the manufacturer's documentation for specific sample compatibility guidelines, and perform compatibility tests with new sample types before regular use.

5. What should be done if the security systems malfunctions or produces inconsistent results?

If malfunctions or inconsistent results occur: 1) First, check the instrument's user manual for troubleshooting guidelines specific to the issue; 2) Verify that the instrument is properly calibrated and within its calibration period; 3) Inspect for obvious issues such as loose connections, damaged parts, or incorrect settings; 4) Clean the instrument thoroughly to remove any contamination that may affect results; 5) Repeat the experiment with a known standard sample to determine if the issue is with the instrument or the sample; 6) If the problem persists, discontinue use of the instrument to prevent further damage or inaccurate results; 7) Contact technical support or a qualified service technician for diagnosis and repair, providing details of the issue and any troubleshooting steps already performed.