1. Introduction
This manual provides detailed instructions for the proper use and maintenance of your Cooper-Atkins 412-0-8 Digital Infrared Thermometer. This device is designed for accurate and rapid non-contact surface temperature measurements, and also features a thermocouple jack for precise internal temperature readings using a compatible Type K thermocouple probe.
Please read this manual thoroughly before operating the device to ensure safe and efficient use.

Image: The Cooper-Atkins 412-0-8 Digital Infrared Thermometer, showing its ergonomic design and digital display.
2. Safety Information
WARNING: Read all safety warnings and instructions before use.
- Laser Safety: Do not stare directly into the laser beam or direct it at people or animals. The laser is used for aiming only and does not measure temperature.
- Temperature Range: Do not expose the thermometer to temperatures outside its specified operating range.
- Cleaning: Clean the device with a soft, damp cloth. Do not use abrasive cleaners or immerse the unit in water.
- Battery Handling: Ensure correct battery polarity. Remove batteries if the device will not be used for an extended period. Dispose of batteries responsibly.
- Intended Use: This device is intended for measuring surface and internal temperatures as described in this manual. Do not use for purposes other than its intended use.
3. Package Contents
Verify that all items are present in the package:
- Cooper-Atkins 412-0-8 Digital Infrared Thermometer
- 2 x AAA Batteries (included)
- Soft Carrying Pouch
- User Manual (this document)
4. Setup
4.1. Battery Installation
- Locate the battery compartment cover on the handle of the thermometer.
- Slide the cover open.
- Insert two (2) AAA batteries, ensuring correct polarity (+/-) as indicated inside the compartment.
- Close the battery compartment cover securely.
4.2. Initial Power On
Press the trigger to power on the device. The LCD display will illuminate.
5. Operating Instructions
5.1. Non-Contact Infrared Measurement
- Point the thermometer at the target surface.
- Press and hold the trigger. The laser pointer will activate to assist with aiming.
- The temperature reading will appear on the LCD display.
- Release the trigger to hold the reading on the display. The "HOLD" icon will appear.

Image: A person using the Cooper-Atkins 412-0-8 thermometer to take a non-contact temperature reading of boxes.
5.2. Thermocouple Measurement (Type K)
The 412-0-8 features an integrated jack for Type K thermocouple probes, allowing for internal temperature measurements.
- Insert a compatible Type K thermocouple probe into the jack located on the side of the thermometer.
- The display will automatically switch to thermocouple mode, indicated by a specific icon or reading.
- Place the probe tip into the substance or area to be measured.
- Allow time for the reading to stabilize before recording the temperature.

Image: The Cooper-Atkins 412-0-8 thermometer with a yellow Type K thermocouple probe connected to its side jack.
5.3. Changing Temperature Units (F/C)
To switch between Fahrenheit (°F) and Celsius (°C):
- Press the F/C button located on the control panel. The display will toggle between the two units.
5.4. Adjusting Emissivity
Emissivity (Emis) is a measure of an object's ability to emit infrared energy. Different materials have different emissivities. The 412-0-8 has a default emissivity of 0.95, suitable for most organic materials and painted surfaces. For other materials, you may need to adjust this setting for accurate readings.
- Press the Mode button until "Emis" is displayed.
- Use the Up and Down arrow buttons to adjust the emissivity value (from 0.10 to 1.00).
- Press the Mode button again to confirm and exit.
5.5. High and Low Alarms
The thermometer features adjustable high and low temperature alarms to alert you when a set temperature threshold is reached.
- Press the Mode button repeatedly to cycle through the alarm settings (High Alarm, Low Alarm).
- When the desired alarm setting is displayed, use the Up and Down arrow buttons to set the temperature threshold.
- Press the Mode button to save the setting and move to the next option, or exit.
6. Maintenance
6.1. Cleaning
- Wipe the thermometer body with a soft, damp cloth.
- Do not use abrasive cleaners, solvents, or immerse the unit in water.
- Keep the infrared lens clean and free of dust or debris for accurate readings. Use a soft brush or compressed air, then gently wipe with a lens cloth if necessary.
6.2. Battery Replacement
When the low battery indicator appears on the display, replace the batteries as described in the "Battery Installation" section (4.1).
6.3. Storage
Store the thermometer in its soft carrying pouch in a cool, dry place when not in use. Remove batteries if storing for extended periods.
7. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| No display/Device won't turn on | Dead or incorrectly installed batteries. | Replace batteries, ensuring correct polarity. |
| Inaccurate infrared readings | Dirty infrared lens; Incorrect emissivity setting; Distance to target too far. | Clean lens; Adjust emissivity for the target material; Ensure target is within optimal distance. |
| Thermocouple reading erratic or incorrect | Loose probe connection; Damaged probe; Incorrect probe type. | Ensure probe is fully inserted; Inspect probe for damage and replace if necessary; Use only Type K thermocouple probes. |
| Laser not working | Laser function disabled (if applicable); Device malfunction. | Check if there's a setting to enable/disable laser (refer to operating instructions); Contact support if issue persists. |
8. Specifications
| Feature | Detail |
|---|---|
| Model Number | 412-0-8 |
| Temperature Range (Infrared) | -76°F to 932°F (-60°C to 500°C) |
| Accuracy (Infrared) | +/- 4°F (2°C) |
| Emissivity | Adjustable from 0.10 to 1.00 (default 0.95) |
| Thermocouple Type | Type K |
| Display Type | Backlit LCD |
| Power Source | 2 x AAA Batteries |
| Product Dimensions | 2.66 x 1.18 x 0.59 inches |
| Weight | 6 ounces |
| Special Features | Single point laser, High/Low alarms, F/C switch |
9. Warranty & Support
9.1. Warranty Information
Cooper-Atkins products are manufactured to high-quality standards. For specific warranty details regarding your 412-0-8 Digital Infrared Thermometer, please refer to the warranty card included with your purchase or visit the official Cooper-Atkins website. Keep your purchase receipt as proof of purchase for warranty claims.
9.2. Customer Support
If you encounter any issues or have questions not covered in this manual, please contact Cooper-Atkins customer support. Contact information can typically be found on the product packaging or the official Cooper-Atkins website.
For more information, visit the Cooper-Atkins Store on Amazon.





