Online Gas Analyzers – Intelligent Multi-Gas Monitoring System for Complex Industrial Processes
Smarter Gas Monitoring Starts Here
In industrial environments where gas composition is constantly changing—and often contaminated with dust, moisture, and tar—traditional analyzers struggle to keep up.
The Instrava Curated Online Gas Analyzers System is engineered specifically for harsh process conditions, delivering continuous, real-time, and highly reliable multi-gas analysis.
From steel plants and petrochemical facilities to biogas and energy systems, this integrated solution not only measures gas concentrations but also calculates calorific value in real time, helping you:
- Improve energy efficiency
- Optimize process control
- Ensure operational safety
- Reduce manual intervention and costs
Optical Analysis Description
Designed for Harsh Conditions & Continuous Operation
Unlike standard analyzers, this system is built as a complete gas analysis solution, combining three core modules:
① Pre-treatment Unit – Clean Gas, Reliable Data
- Advanced dust, moisture, and tar removal system
- Optional straight tube or steam sampling probes for different tar levels
- Two-stage filtration + refrigeration drying ensures long-term stability
② Control Unit – Fully Automated Operation
- PLC-based intelligent control
- Automatic:
- Sampling
- Water replacement
- Fault handling
- Minimizes manual work and human error
③ Gas Analysis Unit – Multi-Gas + Calorific Value
- Based on NDIR + TCD + ECD technologies
- Simultaneous measurement of:
- CO, CO₂, CH₄, H₂, O₂, CnHm
- Real-time calorific value calculation
- Replaces traditional combustion calorimeters
Key Advantages That Matter
- True Online Continuous Monitoring
Real-time gas concentration and heat value tracking for dynamic processes - Multi-Gas Integration in One System
Reduces equipment cost and simplifies installation - Low Maintenance, High Reliability
Designed for dusty, humid, and tar-heavy gas environments - Energy Optimization
Accurate calorific value helps maximize fuel utilization - Smart Data Management
Seamless integration with DCS / SCADA systems via RS232, RS485, Ethernet - Unattended Operation
10-inch touchscreen + automation reduces labor cost significantly
Optical Analysis Parameter
| Parameter | Specification |
|---|---|
| Measured Gases | CO, CO₂, CH₄, H₂, O₂, C₂H₂, C₂H₄, CnHm*, Calorific Value |
| Measurement Principle | NDIR (CO, CO₂, CH₄, hydrocarbons), TCD (H₂), ECD (O₂) |
| Measurement Range | CO/CO₂/CH₄/H₂: 0–100% |
| O₂: 0–25% | |
| Hydrocarbons: 0–10% (optional) | |
| Accuracy | ±1% F.S. (NDIR gases) / ±2% F.S. (H₂, O₂) |
| Explosion-Proof Rating | Ex d ⅡC T4 Gb |
| Display | LCD Touchscreen |
| Communication | RS232 / RS485 / 4–20mA / Ethernet |
| Functions | Self-diagnosis, auto zero calibration |
| Sampling System | Dual-stage filtration + refrigeration drying |
| Installation | Online continuous monitoring system |
Instrava OEM/ODM
Tailored Sourcing & Customization: Getting You the Exact Product You Need
As your trusted supplier and sourcing partner, we bridge the gap between your custom requirements and China’s vast manufacturing capabilities.
Finding the right product in a massive supply chain can be challenging. That is where we step in.
As a curated industrial supplier, our core value is simple: we stand in your shoes to help you procure the most optimal products. Whether you are an EPC contractor needing specialized technical compliance, an OEM equipment manufacturer looking for custom branding, or an industrial distributor/trader seeking competitive edge, we customize and tailor products to fit your exact procurement needs.
How We Customize to Fit Your Procurement Needs
For EPC Contractors & Engineers: We custom-configure instruments and devices to match your precise datasheets—tailoring process connections, exotic materials, signal protocols, and managing third-party calibration and testing so you get project-ready solutions.
For OEM Equipment Manufacturers: We provide comprehensive OEM/ODM customization, including custom housing, labeling, branding (private labeling), and tailored technical specifications to seamlessly integrate with your machinery.
For Industrial Distributors & Traders: We offer flexible customization in packaging, product ranges, and technical parameters, helping you differentiate your portfolio and win more local bids.
Why Partner with Us for Custom Sourcing?
One-Stop Engineering Alignment: You don’t have to deal with multiple factories. We translate your technical requirements into precise manufacturer blueprints.
Strict Quality & Compliance Safeguard: We oversee the entire customization and production process in China, ensuring the final customized product meets your local standards and certifications.
Our Ultimate Value: We don’t just sell what’s on the shelf. We find, customize, and deliver the most suitable and cost-effective product for your unique application.
What is an online gas analyzer system and how does it work?
An online gas analyzer system continuously measures gas composition directly from industrial processes. This system combines sampling, pre-treatment, and multi-gas detection technologies (NDIR, TCD, ECD) to provide real-time data for process optimization and safety monitoring.
Can online gas analyzers handle high dust, moisture, or tar gases?
Yes. This system is specifically designed for harsh gas conditions, featuring:
- Advanced filtration
- Refrigeration drying
- Optional anti-tar sampling probes
These ensure stable operation even in steel plants, coal gas, and biomass processes.
How is calorific value measured in an online gas analyzer?
Instead of combustion methods, this analyzer calculates calorific value using real-time gas composition data (CO, CH₄, H₂, etc.). This approach is:
- Faster
- Safer
- More suitable for continuous industrial monitoring
What industries benefit most from online gas analyzers?
High-demand industries include:
- Steel & metallurgy
- Petrochemical processing
- Natural gas & biogas plants
- Energy & power generation
- Battery material production
Any process requiring real-time gas composition and energy efficiency optimization benefits greatly.
How do online gas analyzers improve energy efficiency?
By continuously measuring gas composition and calorific value, operators can:
- Adjust combustion ratios
- Optimize fuel usage
- Reduce waste gas losses
This leads to lower energy consumption and improved process efficiency.
What makes Instrava’s online gas analyzer system more reliable?
Instrava focuses on application-driven solutions, combining:
- Proven sensor technologies (NDIR, TCD, ECD)
- Customized pre-treatment systems
- Intelligent automation
This ensures long-term stability, reduced maintenance, and accurate results even in complex industrial environments.
Why Trust Instrava?
We select manufacturers from a neutral, impartial standpoint, always with your best interests in mind.
Our very existence depends on helping you source the products that are the perfect fit for your needs.
Based in China, we are able to conduct on-site inspections of production environments and product quality firsthand.
We help you avoid intermediaries posing as factories.
We facilitate smoother after-sales support, eliminating time zone issues and the delays often associated with dealing directly with factories.
Our multilingual team ensures effective communication.
For a trading startup, every interaction with a client is a precious opportunity—a sign that you are willing to place your trust in us and give us the chance to prove ourselves.
In the digital age, while information is easily accessible, misconceptions often cloud the trust between people.
Instrava relies entirely on trust; it is our core philosophy and the foundation of our existence in society. It is the fundamental basis for our long-term growth and our commitment to serving the community.
Please place your trust in us.
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