NDIR measurement for HC, CO and CO₂; electrochemical O₂ and NO sensors by configuration

Gasoline exhaust analysis
FLA-501
Automotive Emission Gas Analyzer
A three-, four- or five-gas platform for gasoline-vehicle emissions testing, configurable with oxygen, NO, RPM and oil-temperature measurement.
FLA-501 uses non-dispersive infrared measurement for HC, CO and CO₂ and can be configured with electrochemical O₂ and NO sensors. It also displays air-fuel ratio and lambda for inspection, workshop verification and emissions diagnosis.
Equipment features
Which FLA-501 functions matter in daily testing?
Start with the test task, then verify measured items, operating workflow and data connection. FLA-501 uses non-dispersive infrared measurement for HC, CO and CO₂ and can be configured with electrochemical O₂ and NO sensors. It also displays air-fuel ratio and lambda for inspection, workshop verification and emissions diagnosis.
Selectable three-, four- and five-gas configurations
Air-fuel ratio and lambda display with RS-232 communication
Warm-up, zeroing, leak-check and calibration workflows
Technical data
Which technical data should be checked before selecting the FLA-501?
The configuration review should cover range, permissible error, response, operating environment, power and communications, matched line by line to the project's test method and acceptance documents.
Supply and options
What is supplied with the FLA-501, and which items are optional?
The standard supply covers the basic measurement; sensors, communication modules, installation parts and printing accessories are confirmed according to vehicles, station layout and system interfaces.

What arrives in the standard supply?
- Analyzer main unit
- 5 m sampling hose and 2 m external exhaust hose
- Probe handle assembly and flexible stainless-steel probe
- Filter elements, small filters, power cable, seals and fuses
- User manual and supplied quality documents
Which accessories must be selected for the project?
- Gasoline-engine RPM clamp
- Oil-temperature sensor
- O₂ and NO sensors by configuration
- Calibration gas and dedicated printer
What technical and after-sales support is available after delivery?
The main unit, accessories, interfaces and documents are checked before delivery. Installation, operation training, troubleshooting, repair and spare-parts support are available during service; scope is confirmed with the order and project location.
View after-sales supportFAQ
What should buyers confirm before ordering the FLA-501?
Before ordering, confirm configuration, accessories, interfaces, delivery documents and after-sales scope. Local rules, approvals and system protocols remain subject to project documents and responsible authorities.
Comparison and selection
How should the model, configuration and quotation scope be compared?
When selecting the FLA-501, is the model name or test procedure more important?
The test procedure comes first. Confirm vehicle class, procedure and result units, then match the FLA-501 range, error, response and interfaces line by line.
Which data should be compared first between the FLA-501 and similar equipment?
Compare the data that directly affects the test result first: Measured gases HC / CO / CO₂ / O₂ / NO (optional), HC range 0–10,000 ppm, CO range 0–14.00%, CO₂ range 0–18.00%. Then review communications, environmental limits, accessories and maintenance.
Should the FLA-501 be ordered in standard configuration or with options?
Use the standard configuration when it completes the required measurement and interfaces correctly. Add options only for a defined test, data or installation need. Available items include Gasoline-engine RPM clamp, Oil-temperature sensor, O₂ and NO sensors by configuration, Calibration gas and dedicated printer.
Is the FLA-501 better used independently or integrated into a test station?
It depends on the task. The FLA-501 is used for Gasoline vehicle emissions inspection, Workshop final emissions verification, Engine combustion and emissions diagnosis; station integration also requires confirmation of Communication: RS-232 and host-system data fields.
How can two FLA-501 quotations be compared on an equal scope?
Compare main-unit version, measured items or ranges, sensors, sampling and installation parts, communications, documents, training, warranty and spares; model name and total price alone are not enough.
Compliance and operating concerns
What must be confirmed for compliance, interfaces and site conditions?
Do the listed FLA-501 ranges prove compliance with local regulations?
No. Local suitability also depends on the prescribed procedure, permissible error, approval route, software workflow, calibration and authority acceptance.
Can the FLA-501 connect to an existing inspection system?
An available port does not guarantee plug-and-play integration. Current interfaces are Communication: RS-232; confirm protocol, baud rate, fields, units, equipment identity, calibration status and error recovery.
Can the FLA-501 be used in hot or humid conditions?
Use it within the manual's operating limits, currently recorded as 5–40°C; RH 20–85%. Humidity, dust, condensation or large temperature changes may require ventilation, protection and stable warm-up confirmed with the order.
Which calibration and quality records are needed to accept the FLA-501?
Check serial number, packing list, manual, factory inspection records, calibration or verification requirements, software version and interface test records. The contract and local acceptance procedure define the final list.
How can a configuration mismatch be avoided before ordering the FLA-501?
Provide vehicle class, test procedure, required items, result units, daily throughput, station dimensions, power, system interface and destination-country requirements before quotation, then record them in the technical confirmation.
Application scenarios
Which vehicles, stations and operating settings suit this equipment?
Which vehicles and test tasks are the main fit for the FLA-501?
A three-, four- or five-gas platform for gasoline-vehicle emissions testing, configurable with oxygen, NO, RPM and oil-temperature measurement. Typical applications include Gasoline vehicle emissions inspection, Workshop final emissions verification, Engine combustion and emissions diagnosis. Final configuration still depends on vehicle fuel, test procedure and result interface.
Can the FLA-501 be used at a vehicle inspection station?
It can serve the matching test task, but an inspection-station project must also confirm the local statutory method, equipment approval, calibration interval, data connection and site acceptance.
Is the FLA-501 suitable for workshop or dealer after-sales testing?
Yes when the post-repair check matches the FLA-501 measurement capability. Workshops should also review operating speed, consumables, fault indication, result storage and repeatability.
Can the FLA-501 be used for mobile or field testing?
Mobile use depends on weight, power, warm-up or mounting requirements and environmental stability. Also confirm transport protection, sampling or installation space and data return.
Which equipment may need to work with the FLA-501 to complete a test?
It depends on the workflow. Common combinations involve RPM, oil temperature, environmental data, sampling accessories, a host computer or other station equipment. Map the test steps before fixing the list.
Delivery and after-sales
How are supply, training, repair and spare parts arranged?
What is normally included with the FLA-501?
The current standard-supply record includes Analyzer main unit, 5 m sampling hose and 2 m external exhaust hose, Probe handle assembly and flexible stainless-steel probe, Filter elements, small filters, power cable, seals and fuses, User manual and supplied quality documents. Quantities, lengths and inclusion are governed by the final packing list.
Are installation and operator training available for the FLA-501?
Installation wiring, initial setup, operating workflow and routine checks can be supported. On-site or remote format, language, schedule and cost should be stated in the order.
How is technical support handled if the FLA-501 develops a fault?
Provide model, serial number, software version, alarm details, site photos or video, operating steps and measurement records so support can decide on remote action, repair return or parts replacement.
How are consumables and spare parts confirmed for the FLA-501?
Build the list from usage rate, environment and maintenance interval, recording specifications and suggested quantities for filters, sensors, probes, cables, seals and other wear parts.
What information is needed for an accurate FLA-501 quotation and lead time?
Provide destination country, end-user type, vehicle scope, test procedure, required parameters, quantity, options, interfaces, document language, delivery point and target date. Accurate scope follows complete information.
Need to confirm the FLA-501 configuration?
Send the application, vehicle class, test items, quantity and expected schedule.
















