ZK-TD100 - Thermometer ZKTeco - Free user manual and instructions
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| Product Type | Non-Contact Infrared Thermometer |
| Model | ZK-TD100 |
| Brand | ZKTeco |
| Measurement Range | 32.0°C - 42.5°C (89.6°F - 108.5°F) |
| Accuracy | ±0.3°C (±0.5°F) |
| Response Time | < 1 second |
| Display | LCD with backlight |
| Unit Switchable | °C / °F |
| Memory | Last 10 readings |
| Power Supply | 2 x AAA 1.5V batteries |
| Auto Shutdown | After 30 seconds |
| Measurement Distance | 3 - 5 cm (1 - 2 inches) |
| Operating Temperature | 10°C - 40°C (50°F - 104°F) |
| Storage Temperature | -20°C - 50°C (-4°F - 122°F) |
| Weight | Approx. 100 g (with batteries) |
| Dimensions | 150 x 45 x 45 mm |
| Material | ABS plastic |
| Cleaning | Wipe lens and body with alcohol swab; do not immerse |
| Safety | Automatic shutdown, low battery indicator, fever alarm |
| Accessories | 2 AAA batteries, user manual |
Frequently Asked Questions - ZK-TD100 ZKTeco
How do I switch between Celsius and Fahrenheit?
Press and hold the MODE button for 3 seconds until the unit changes. Release to lock.
How should I clean the thermometer?
Use a soft cloth slightly dampened with 70% isopropyl alcohol to wipe the lens and body. Do not use abrasive cleaners or submerge in water.
What is the normal body temperature range?
Normal forehead temperature is typically between 36.1°C and 37.2°C (97°F - 99°F). Consult a doctor if readings are consistently above 38°C (100.4°F).
Does the thermometer have a fever alarm?
Yes, if the temperature exceeds 37.5°C (99.5°F), the display will show a red backlight and an audible beep (if enabled).
How long do the batteries last?
With normal use (about 20 measurements per day), the batteries last approximately 3 months. The low battery icon will appear when replacement is needed.
Can I use it on both forehead and objects?
The thermometer is designed for forehead measurement of human body temperature. For object/surface temperature, use the included object mode by selecting the appropriate measurement mode.
What does 'HI' or 'LO' mean on the display?
'HI' indicates the measured temperature is above the upper limit (42.5°C/108.5°F), and 'LO' indicates below the lower limit (32°C/89.6°F). Retry with proper positioning.
Is it accurate for children?
Yes, it is safe and accurate for children. However, avoid using on broken skin or near eyes. Keep the device away from direct sunlight and dust.
How do I change the batteries?
Slide the battery cover at the back, remove old AAA batteries, insert new ones with correct polarity, and close the cover.
Does it store previous readings?
Yes, it automatically stores the last 10 measurements. Press the < button to scroll through stored readings.
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