39240 - Thermomètre alimentaire Extech - Free user manual and instructions
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| Product Type | Digital Food Thermometer |
| Model | 39240 |
| Brand | Extech |
| Temperature Range | -40°C to 200°C (-40°F to 392°F) |
| Accuracy | ±1°C (1.8°F) within 0°C to 100°C (32°F to 212°F) |
| Resolution | 0.1°C (0.1°F) |
| Display | LCD, 3½ digits |
| Probe Type | Stainless steel, 12 cm (4.7 in) length |
| Response Time | Approx. 10 seconds |
| Auto-Off | After 10 minutes of inactivity |
| Battery | 1 x LR44 (included) |
| Dimensions | 6.5 x 2.5 x 1.2 cm (2.6 x 1.0 x 0.5 in) |
| Weight | 45 g (1.6 oz) |
| Power Supply | Battery, 1.5V |
| Functions | Temperature measurement in °C/°F, hold function, min/max memory |
| Cleaning | Wipe probe with damp cloth; do not submerge in water |
| Safety | Not for oven use; avoid direct heat sources; keep away from children |
| Parts Included | Thermometer, battery, user manual |
| Repairability | Battery replacement only; no user-serviceable parts |
| Warranty | 1 year limited warranty |
| Certifications | CE, RoHS |
Frequently Asked Questions - 39240 Extech
How do I switch between Celsius and Fahrenheit?
Press and hold the MODE button for 3 seconds to toggle between °C and °F.
Can I use this thermometer in the oven?
No, the Extech 39240 is not oven-safe. It is designed for instant-read use only.
How do I replace the battery?
Slide the battery cover off at the back of the unit, remove the old LR44 battery, insert a new one with positive side up, and replace the cover.
Is the thermometer waterproof?
The probe is water-resistant but not submersible. Clean with a damp cloth and avoid immersing the entire unit.
How do I clean the probe?
Wipe the stainless steel probe with a damp cloth or a disinfectant wipe. Do not use abrasive cleaners or put it in the dishwasher.
Why does the display show 'LLL' or 'HHH'?
'LLL' means the temperature is below the measurement range (-40°C), and 'HHH' means above range (200°C). Allow the probe to return to normal conditions.
Can I calibrate the thermometer?
This model is factory calibrated and does not have user calibration. For accuracy verification, test in an ice-water bath (should read 0°C).
Does it have an auto-off feature?
Yes, the thermometer automatically turns off after 10 minutes of inactivity to conserve battery.
What is the response time?
The typical response time is about 10 seconds for a stable reading.
What is the warranty period?
The Extech 39240 comes with a 1-year limited warranty against defects in materials and workmanship.
User questions about 39240 Extech
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USER MANUAL 39240 Extech
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Product information
Brand : Extech
Model : 39240
Category : Thermomètre alimentaire