Global MRV

More Data, More Control: Only with Firefly PEMS

What is GlobalMRV’s Firefly Portable Emissions Measurement System (PEMS)?

Firefly is a unique 24/7 data acquisition technology that monitors vehicle performance, exhaust emissions and external impact factors in real driving environments (RDE).

Because Firefly tests mobile and combustion engines at a fraction of the cost per data hour of established technology, engineers can conduct more tests, gain more insight, and make more informed decisions. Testing more than 50+ impact factors, Firefly PEMS robust data analytics solutions can help manufacturers and businesses better gauge the environmental impact of their vehicle’s engine output.

More Accurate, Reliable, and Seamless Data Acquisition for Real Driving Environments

How does Firefly PEMS work?

Firefly PEMS can be positioned anywhere in or on the vehicle. This device hooks up with wiring, and is connected to your vehicle’s OBD port. Installed in an industry-leading 15-20 minutes, Firefly PEMS gives a smooth signal of delivery, allowing users to measure, verify, and report CO, CO₂, NO, HC, and O₂ exhaust emissions, volumes of powerful vehicle data, and other key calibration data.

Our Firefly PEMS delivers accurate and reliable emissions data all while measuring trace ambient pollutants and delivering comprehensive data reports. Best of all, Firefly can be rented as part of our Hardware-as-a-Service (HaaS) package.

Onsite, online, phone, and email support are included with a qualifying Firefly PEMS HaaS agreement.

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Measures CO, CO₂, NO, HC, O₂, and More

Dimensions

5”H x 12”D x 16”W (130 mm x 300 mm x 400 mm)

Weight, Power, and Flow

Weight: 17.4 lbs. (7.9 kg)

Power: 12 to 15 VDC

Amperage: 1-5 amps; Average = 3.5 amps

Gas Data Sampling Rate: 1 Hertz

Sample Flow: 0.75 LPM

Parameters Measured and Calculated

  • Time, vehicle speed, RPM, intake air temperature, manifold absolute pressure, and/or mass airflow, intake air flow
  • Grams of pollutant per second (g/s), exhaust air flow, and fuel consumption
  • Multipoint Calibration
  • Pollutants:
    CO, CO₂, and HC: Using Dual Non-Dispersive Infrared Analyzers
    NO and O₂: Using Dual Electrochemical Cells
  • Optional:
    NO: UVRAS option available
    – Incoming and outgoing humidity measurement and compensation
    – Particulate Mass Measurement
    – Particle Number Measurement
    – Multipoint Calibration capabilities

Data Analytics

  • Data Report Rate: 1 to 10 Hz
  • 50+ impact factors
  • 50+ data points every second of every test
  • 10+ gas analyses are performed every second of every test
  • Firefly data is available for review within 5 minutes of post-test data uploads.
  • GlobalMRV portal with optional additional vehicle maintenance data analytics
  • With the portal, set up customized alerts, display data over maps for instant route event insights, and create customizable dashboards to display test data for your needs
  • Downloadable raw data files displaying large datasets (can be displayed for spreadsheets)
  • Control Area Network (CAN) and CAN flexible data (CAN FD) compatible
  • Compatible with vehicle calibration software (e.g. ETAS, INCA, etc.)

Applications

Applicable operational engines include vehicles operating in real-world driving conditions, such as:

  • Lawn equipment
  • Motorcycles
  • ATVs
  • Passenger vehicles
  • Trucks and semi-trucks
  • Construction equipment
  • Marine vessels
  • Locomotives

Hardware as a Service (HaaS)

On the fence about making a Firefly PEMS purchase? Try it out with our Hardware as a Service (HaaS) rental package.

Customers looking to reap the rewards of Firefly PEMS without making a PEMS purchase outright can rent our PEMS, mini-PEMS, and iPEMS devices as part of our Hardware as a Service (HaaS) package plan.

Contact us for more information.

Training and Support

As part of our commitment to your success, we provide comprehensive, hands-on training and 24/7 customer support to help you with your Firefly PEMS purchase and/or rental.

Lease Firefly with Our Hardware as a Service (HaaS) Package

If you need to lease the Firefly PEMS for a project or on an as-needed basis, you can now lease it as part of our Hardware as a Service (HaaS) equipment package.

To inquire about renting Firefly PEMS with HaaS, contact us today.

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Universities Get 10% OFF Your PEMS Purchase

As part of our commitment to supporting the next generation of students in tackling today’s environmental concerns, we’re giving universities 10% off all PEMS purchases and HaaS rentals.

Inquire today to redeem this offer.

Frequently Asked Questions (FAQ)
About Firefly PEMS

Firefly™ PEMS is for the following:

  • Original equipment manufacturers (OEMs)
  • Engineering teams
  • Calibration Teams
  • Research facilities
  • Air Quality agencies
  • Businesses in automotive and transportation needing real-world emissions
  • insights for development teams

The Firefly™ PEMS focuses on trace ambient pollutants, with integration for CO, CO₂, NO, and HC, via connected analyzers; it includes environmental sensors.

It’s suitable for heavy-duty/light-duty vehicles, motorcycles, ATVs, marine vessels and equipment, and vehicle testing across various sectors.

Setup is quick (often 15–30 minutes for PEMS units) and is as simple as one, two, three.

  1. 1. Mount it on the vehicle
  2. 2. Connect the sampling lines
  3. 3. Integrate it with data systems

Yes! Real-time ETAS INCA integrated data is available, with 24/7 monitoring capabilities.

Firefly™ PEMS captures real-world conditions, including traffic, weather, and ambient factors, for more accurate emissions profiles than lab-only tests.

Frequent sensor calibration is required. Also, protect it from extreme elements, and use accessories like the temperature control, if needed.

Check the connections to the system and your computer, and ensure the vehicle OBD is connected. If the issue persists, please call us for service at (716) 740-2912.

Contact GlobalMRV support via the website for setup guidance, calibration, or issues. PEMS hardware as a service (HaaS) options may apply for rentals. Still have questions? Reach us at support@globalmrv.com, or visit www.globalmrv.com/contact.

deploy

Easy to Deploy

GlobalMRV PEMS, iPEMS, and mini-PEMS units can set up in as little as 15 minutes

affordable

Flexible and Affordable

Our Hardware as a Service (Haas) model allows you to rent PEMS, iPEMS, and mini-PEMS for a fraction of the cost

Instant

Instant Results

Receive feedback and results instantly with our 24/7 monitoring capabilities

Ready to Get Started?

GlobalMRV helps institutions measure, report, and verify emissions for all different testing needs. Contact us today for a risk-free, complimentary consultation.