1. Introduction
The CPS ABM-100 Digital Airflow Meter is a portable device designed for measuring air volume and velocity. It is an essential tool for HVAC duct testing and system balancing, providing accurate data through a connected smartphone application. Its lightweight design and memory function enhance its utility in various professional settings.

Image 1.1: Front view of the CPS ABM-100 Digital Airflow Meter, showing the impeller and audio jack connector.
2. Package Contents
Verify that all items are present in the package:
- CPS ABM-100 Digital Airflow Meter
Note: The required smartphone application is available for download separately.
3. Product Features
- Measures air volume and velocity.
- Portable design, easily fits into a pocket.
- Connects to smartphones (iPhones, iPads, and most Android devices) via audio jack.
- Utilizes a free dedicated application for data display and analysis.
- Automatically generates and emails detailed reports.

Image 3.1: Side view of the CPS ABM-100 Digital Airflow Meter, highlighting its compact form factor.
4. Setup
- Download the Application: Search for the "CPS Link" application in your smartphone's app store (Apple App Store for iOS, Google Play Store for Android). Download and install the application.
- Connect the Meter: Insert the 3.5mm audio jack of the ABM-100 meter into your smartphone's headphone port. If your smartphone does not have a headphone port, a compatible USB-C to 3.5mm adapter may be required.
- Launch the Application: Open the "CPS Link" application on your smartphone. The application should automatically detect the connected ABM-100 meter.
- Initial Configuration: Follow any on-screen prompts within the application for initial setup, such as unit preferences (e.g., CFM, FPM).
5. Operating Instructions
- Power On: The ABM-100 is powered by the smartphone's audio jack. Ensure the meter is securely connected and the app is open.
- Positioning for Measurement: Hold the meter so that the impeller (fan blades) faces directly into the airflow you wish to measure. Ensure no obstructions are blocking the airflow to the impeller.
- Taking Readings: The application will display real-time air velocity and volume measurements. Observe the readings on your smartphone screen.
- Recording Data: Use the application's features to record measurements. The app typically allows for logging data over time or taking snapshots of current readings.
- Generating Reports: After collecting data, utilize the application's report generation function. This feature allows for creating detailed reports that can be emailed directly from your smartphone.
- Power Off: Disconnect the ABM-100 meter from your smartphone to power it off. Close the application when finished.
6. Maintenance
- Cleaning: Gently wipe the exterior of the meter with a soft, dry cloth. Do not use abrasive cleaners or solvents. Ensure no dust or debris accumulates on the impeller blades, as this can affect accuracy.
- Storage: Store the ABM-100 in a clean, dry environment away from extreme temperatures and direct sunlight. Protect the audio jack connector from damage.
- Impeller Inspection: Periodically inspect the impeller for any signs of damage or obstruction. Ensure it spins freely.
7. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Meter not detected by app. |
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| Inaccurate readings. |
|
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| App crashes or freezes. |
|
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8. Specifications
- Model Number:
- ABM-100
- Brand:
- CPS
- Product Dimensions:
- 3.8 x 1 x 2 inches; 5.6 ounces
- Material:
- Copper (referring to internal components or connector)
- Date First Available:
- April 9, 2015
- Manufacturer:
- CPS
- UPC:
- 850470006077
9. Warranty and Support
For warranty information, technical support, or service inquiries regarding your CPS ABM-100 Digital Airflow Meter, please refer to the official CPS website or contact their customer service department. Specific warranty terms and conditions may vary by region and purchase date.
Manufacturer: CPS
Website: Visit the CPS Store on Amazon (for general product information)