The digital contact surface thermometer is a common temperature measuring instrument that works based on the principle of a resistance thermometer. It involves contacting a thermal conductor (such as a thermistor, thermocouple, thermopile, etc.) with the measured object and immersing it in the measured liquid or gas. The temperature of the measured object is calculated by detecting changes in physical quantities such as resistance and potential.
Suitable for various surface materials
- The plug-incontact surface thermometer uses high-sensitivity thermocouples or thermistor sensors, which can quickly and accurately measure the surface temperature of objects.
- The measurement error is small, generally within ± 0.5 °C or better. The digital contact surface thermometer is equipped with a clear LCD digital screen, and the reading is intuitive, making it easy to quickly determine the temperature value.
- It is suitable for surfaces of different materials such as metal, glass, plastic, etc., unaffected by the material. Usually powered by batteries, with an automatic shutdown function to extend its service life.
Temperature units can be switched
- It has strong durability, and the shell is usually made of impact-resistant materials, with certain waterproof and dustproof functions, suitable for industrial environments.
- The digital surface thermometer is capable of rapid response; the contact probe design gives it a fast response time, typically completing measurements within a few seconds.
- Its design is portable, lightweight in structure, and suitable for handheld use. Some models come with foldable or replaceable probes.
Applications
This digital surface thermocouple thermometer is designed specifically for measuring the surface temperature of objects. It uses high-precision thermocouple sensors and a digital display screen to quickly and accurately read the surface temperature of the object being measured. Suitable for multiple scenarios such as industrial manufacturing, equipment testing, electronic maintenance, and food processing, it is an ideal tool for on-site temperature measurement and quality monitoring.
Equipment Temperature
Industrial Equipment
Hydrological Station
HVAC System Maintenance
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| Model | SISCO-ST-905T2 |
| Measurement Range | Usually -50 ° C~500 ° C |
| Accuracy | ± 1 ° C or ± 1% (depending on the measurement range) |
| Resolution | 0.1 ° C |
| Response Time | Approximately 1-3 seconds |
| Display Mode | Large screen LCD display with backlight (supported by some models) |
| Unit Switching | Switchable ° C/° F |
| Working Environment Temperature |  0 ° C~50 ° C |
| Storage Environment Temperature | -20 ° C~60 ° C |
Q1: What is a digital contact surface thermometer?
A1: A digital contact surface thermometer is a device used to measure the surface temperature of an object, which requires direct contact between the probe and the object being measured to obtain temperature readings and display them in digital form.
Q2: What is a digital contact surface thermometer working principle?
A2: It senses temperature changes on the contact surface through sensing elements such as thermocouples or thermistors, converts them into electrical signals, and processes them through internal circuits to display temperature values on a digital screen.
Q3: What is the difference between a digital surface thermometer and an infrared thermometer?
A3: Contact thermometer: It needs to be in contact with the surface of an object for more accurate measurement, and is not affected by surface color, emissivity, etc. Infrared thermometer: non-contact, fast response speed, but susceptible to emissivity, surface condition, and other factors.
Tips: How to use a digital contact surface thermometer correctly?
- Ensure that the probe is in close contact, and before use, ensure that the temperature probe is flat, clean, and in good contact with the measured surface to avoid air gaps affecting temperature sensing.
- Slightly apply pressure, but avoid excessive pressure to avoid damaging the probe or the object being measured. Preheat or balance, place the probe on the surface being measured, and wait for the reading to stabilize (usually for a few seconds to a dozen seconds) to avoid errors during initial contact.
- Avoid environmental interference and try to minimize the impact of strong winds, direct sunlight, and other environmental factors on surface temperature.
- If necessary, a shielding cover can be used to block external influences.
- Regular calibration: Regularly calibrate the equipment according to the manufacturer's recommendations to ensure measurement accuracy. Choose the appropriate measurement unit and switch between °C and °F as needed.
Thank you for buying industrial test and measurement equipment on SISCO.com, all products sold by SISCO and the partner cover a 12 months warranty, effective from the date of receiving the products.
What is covered?
SISCO is responsible for providing free spare parts, and free technical support to assist the customer to repair the defective products until the problem is solved.
What is not covered?
- Product purchased from anyone other than a SISCO store or a SISCO authorized reseller.
- Expendable parts.
- Routine cleaning or normal cosmetic and mechanical wear.
- Damage from misuse, abuse or neglect.
- Damage from use of parts other than SISCO approved.
- Damage from use outside the product’s usage or storage parameters.
- Damage from use of parts not sold by SISCO.
- Damage from modification or incorporation into other products.
- Damage from repair or replacement of warranted parts by a service provider other than a SISCO authorized service provider.
- Damage caused by the application environment not meeting the product usage requirements and the failure to perform preventive maintenance.
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