Delta OHM manufactures precision meteorological instruments and environmental sensors for measuring temperature, humidity, pressure, light, air quality, and acoustics.
Delta OHM is a leading Italian manufacturer specializing in the design and production of high-quality meteorological devices i instruments de mesura. As part of the GHM Messtechnik group, Delta OHM provides a comprehensive range of solutions for environmental monitoring, industrial safety, and process control. Their extensive portfolio includes advanced data loggers, photometers, pyranometers, and sensors capable of measuring critical parameters such as wind speed, atmospheric pressure, relative humidity, temperature, and UV radiation.
With a strong commitment to precision and reliability, Delta OHM ensures its products comply with rigorous international standards, including those of the World Meteorological Organization (WMO) and ISO. Their instruments are widely utilized in sectors ranging from renewable energy and agriculture to HVAC and building automation. The company also offers specialized software like DATAsense for data acquisition and maintains an ISO 17025 accredited metrology laboratory for calibration services.
Owners of Delta OHM equipment can find technical specifications, software downloads, and operating manuals in the directory below.
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Software such as DATAsense and HD35AP-S for configuring instruments and analyzing data can be downloaded directly from the Download section of the official Delta OHM weblloc.
Yes, while sensors are factory calibrated, annual calibration is recommended for high-precision instruments like radiometers and pyranometers to maintain accuracy standards (e.g., ISO 9847).
Many Delta OHM devices, such as the HD208 data logger, connect via a standard USB cable (Mini-USB) and are recognized as a USB flash drive for easy data retrieval without needing specific drivers on Windows.
Delta OHM pyranometers, such as the LPS series, are designed to meet ISO 9060 standards (e.g., Spectrally Flat Class A or B) and World Meteorological Organization (WMO) guidelines.