Rotronic Instruments Digital Hygrometer HL-20D 0-50°C, ±0.3°C, ±1.3 %RH Accuracy, 60°C Max Temperature HL-20D

Rotronic Instruments HL-20D is a high-precision digital Hygrometer and stand-alone data logger designed for robust environmental monitoring in industrial, laboratory, HVAC, and manufacturing settings. Equipped with AirChip3000 technology, it delivers accuracy of ±1.3 %RH for humidity and ±0.3°C for temperature measurements, ensuring compliance with stringent quality management system requirements.

The device operates reliably within a temperature range of 0°C to 50°C, with a maximum temperature measurement capacity of 60°C and can measure up to 100 %RH humidity. Its ability to also measure dewpoint provides comprehensive environmental data critical for product storage, transportation, museums, galleries, laboratories, and testing facilities.

The graphical LC display features backlighting to allow easy and clear real-time monitoring of temperature and humidity values. Configurable logging intervals from 5 seconds up to 1 hour enable long-term data collection on environmental conditions.

The compact instrument measures 130mm in length, 72mm in width, and 32mm in height, and weighs approximately 210 grams, making it portable and convenient for various industrial and laboratory applications.

The built-in UART interface allows seamless data communication and integration with other monitoring systems. This unit lacks certifications but is designed to meet demanding environmental testing and quality assurance needs.

Typical applications include use in museums, galleries, laboratories, test facilities, print rooms, production and storage areas, offices, and product transportation environments to ensure environmental conditions stay within specified tolerances.

Features integrated AirChip3000 technology enabling high precision readings. Measures temperature range from 0°C to 50°C with maximum up to 60°C. Humidity measurement accuracy is ±1.3 %RH with full scale up to 100 %RH. Compact unit with graphical LC display and backlight for clear readings.

Powered by AA battery with up to 13 months battery life. Includes UART interface for data communication. Dimensions: 130mm length, 72mm width, 32mm height and weighs 210 grams. Suitable for quality management system environments like museums, labs, galleries, production, storage, and transport.

Dewpoint measurement capability included for enhanced environmental monitoring. Stand alone data logger with configurable logging interval from 5 seconds to 1 hour. Explore our range of Environmental Test & Measurement Instruments for accurate and reliable monitoring solutions.