Home> Blog> What should I pay attention to when buying digital thermometer?

What should I pay attention to when buying digital thermometer?

May 11, 2020
With the improvement of people's material living standard, more and more families choose to buy Digital Thermometer. Do you know the principle and structure of the electronic thermometer? Do you know what to pay attention to when buying digital thermometers?

The principle and structure of digital thermometer: digital thermometer is made of the principle that the resistance value of temperature sensing element (usually thermistor) changes with the change of environment temperature.

Generally, digital thermometer is composed of four parts, the head is a temperature sensing part, the body is a digital temperature display, the side is a power switch button, and the end is a battery box and a cover. Electronic thermometer reading intuitive, easy to carry, compact and novel, not easy to damage, than ordinary mercury thermometer more easy to keep.

digital thermometer

Pay attention to the following points when purchasing electronic thermometers

1. Check whether the appearance of digital thermometer is free of obvious crack, burr, scratch and dirt, and the parts shall not be loose.
2. Check that the prompt tone of digital thermometer is clear and loud, and the number displayed on the display screen is clear and complete.
3. Digital thermometer shall be attached with operation manual and inspection certificate.
4. Digital thermometer shall be marked on the appropriate position of the product or the attached documents: product name and model, manufacturer, product registration number, executive standard number, production license number, power supply voltage, date or batch number of manufacture, CMC measurement license number, CPA type evaluation license number (only applicable to Infrared Thermometer).

Contact Us

Author:

Ms. Emily Zhou

Phone/WhatsApp:

8613510714528

Popular Products
You may also like
Related Information
Environment determines the accuracy of measuring temperature of infrared forehead thermometer

Infrared thermometers are widely used in screening hot people in public places due to their non-contact and short measurement time. In addition to the frontal temperature gun, the common non-contact...

Why does the price of forehead thermometer rise 10 times

Why is forehead thermometer so expensive in the market? What about a 10 fold increase in price? We have learned from wafer manufacturers, regular seal testing plants and temperature sensor chip...

The Temperature Gun Is Not Accurate. What's the Problem?

1. Measurement unit is not set properly Some forehead thermometer have two functions: surface temperature and body temperature. When selecting the mode, you cannot choose the wrong one. The unit of...

Ma Yun donated medical supplies to 54 African countries: 200,000 sets of protective clothing and face protection shield

On April 6th, Ma Yun Charity Foundation and Alibaba Charity Foundation announced that they would donate a batch of medical supplies to 54 African countries. This batch of emergency medical and...

Related Categories

Email to this supplier

Subject:
Email:
Message:

Your message must be betwwen 20-8000 characters

Related Products List

Home

Product

Phone

About Us

Inquiry

We will contact you immediately

Fill in more information so that we can get in touch with you faster

Privacy statement: Your privacy is very important to Us. Our company promises not to disclose your personal information to any external company with out your explicit permission.

Send