Measurement ranges
Temperature	0 - 50°C / 32 - 122°F
Relative humidity in air	10 - 90% RH
Barometric pressure	10 - 1100 hPa / 7.5 - 825 mmHg / 0.29 - 32.48 inHg
Resolution
Temperature	0.1°C / 0.18°F
Relative humidity in air	0.1% RH
Barometric pressure	0.1 hPa: 10 - 1000 hPa, 1 hPa: 1001 - 1100 hPa / 0.1 mmHg / 0.01 inHg
Accuracy
Temperature	± 0.8°C / ± 1.4°F
Relative humidity in air	± 4% RH: < 70% RH ± ( 4% reading + 1% RH): ≥ 70% RH
Barometric pressure	± 2 hPa: 10 - 1000 hPa, ± 3 hPa: 1001 - 1100 hPa / ± 1.5 mmHg / ± 0.1 inHg
Sampling interval	5,10, 30, 60, 120, 300 or 600 seconds, or automatic (it stores data when there is an alteration of the value of ± 1º, ±1 % RH or ± 1 hPa)
Memory	SD card memory up to 16 GB (an SD card is included in the delivery contents)
Operating temperature	0 - 50ºC / 32 - 122ºF < 90% RH
Power	6 x 1.5V AAA batteries or 1 x 9V electric power supply (optional)
Dimensions	132 mm x 80 mm x 32 mm / 5.1 in x 3.1 in x 1.3 in
Weight (with batteries)	285 g / < 1 lb

 

A barometer is a fundamental precision instrument for measuring atmospheric pressure, essential in various technical, scientific, and industrial fields. In addition to pressure, some advanced models, such as the PCE-THB 40, offer additional functions to measure and record temperature and humidity in the environment. This device, which integrates the functions of thermometer, hygrometer, and manometer, is designed to ensure accurate and reliable detection of environmental conditions, recording data in real-time on an SD memory card with a capacity of up to 16 GB.

 

The large LCD display provides immediate readings of the measured values, allowing the operator to easily monitor the data. Additionally, the device offers the ability to choose between different measurement units for pressure, such as hPa, mmHg, and inHg, ensuring greater flexibility according to the specific needs of each sector. The sampling rate can be manually adjusted, allowing customization of the data recording cycle. This makes it particularly suitable for long-term monitoring, where constant control of specific environmental parameters over time is required.

 

The PCE-THB 40 was developed with sectors in mind where precision and reliability are crucial. In the food industry, for example, it is often used to control the temperature and humidity of warehouses and refrigerated transport systems. Here, any break in the cold chain can compromise product quality, making it essential to quickly detect any anomalies. The barometer can record temperature and humidity values, providing a detailed analysis of how long the system has remained outside the ideal parameters. This capability to track each piece of data with precise timing, thanks to the internal clock that records the date and time, is a valuable tool for ensuring compliance with safety and quality standards.

 

The barometer also finds wide use in the industry, where it is employed to monitor conditions in environments with high thermal variability, such as heating and refrigeration processes. Thanks to its ability to record changes in temperature and humidity, it is possible to obtain a complete picture of the operating conditions of machinery, systems, and storage facilities. The possibility to export the data in Excel format directly from the SD card facilitates analysis and documentation, without the need for additional software for evaluating the collected data. However, optional software is available for real-time data transfer to a PC or laptop, providing even more immediate and interactive monitoring.

 

From a structural standpoint, the PCE-THB 40 is designed to withstand the challenging conditions of industrial environments. Its robust electronics ensure effective protection against shocks and mechanical stresses, while maintaining maximum precision in measurements. The device can be powered by battery or, alternatively, through an optional power adapter, allowing for continuous use even in situations where battery life may be a limitation.

 

Easy to use, the barometer does not require advanced skills for installation or operation. Its intuitive interface and ability to provide complete data quickly make it ideal for anyone needing a reliable and professional tool for environmental monitoring. Thanks to its compact and durable structure, the PCE-THB 40 is suitable for a wide range of applications, from refrigerated warehouses to laboratories, and even to industrial production and storage facilities.

 

- Measures temperature, humidity, barometric pressure
- Flexible internal real-time data storage via SD memory card (1 ... 16GB)
- The saved data is saved directly as an Excel file on the SD card
- Selectable pressure unit: hPa, mmHg and inHg
- Low battery display
- Large LCD display
- Adjustable measuring rate
- Easy to use
- Robust housing
- Optional software kit for online transfer to a PC or laptop (no software is required to evaluate the stored data

 

1 PCE-THB 40 Thermometer
1 x SD card
1 x Wall mounting kit
6 x Batteries
1 x User manual