ROTRONIC

About Rotronic

Rotronic, a brand of DwyerOmega, specializes in high-precision humidity measurement and monitoring solutions for regulated and industrial environments. Complementing the commercial humidity offerings of Dwyer Instruments and ACI, Rotronic delivers advanced technology where accuracy, stability, traceability, and compliance are critical. Engineered in Switzerland and trusted worldwide, Rotronic instruments measure and monitor relative humidity, temperature, CO₂, differential pressure, dew point, and water activity, helping organizations protect assets, ensure regulatory compliance, maintain product quality, and optimize operations. Rotronic solutions support industries including HVAC and building automation, industrial process control, pharmaceuticals and life sciences, food and beverage production and storage, environmental monitoring, agriculture, and museums and archives. The portfolio includes high-performance probes and transmitters, data loggers, humidity and temperature calibrators, and the modular Rotronic Monitoring System (RMS), delivering secure real-time data, automated alerts, audit-ready reporting, and seamless system integration.

New Products

Rotronic HF5A Series

Versatile, high-accuracy humidity and temperature transmitter with interchangeable probes, delivering reliable, stable measurements for HVAC, pharmaceutical, food, and industrial applications — configurable via NFC for fast, flexible setup.

HYGROPALM HP32

The HygroPalm HP32 handheld humidity meter delivers high accuracy spot checks and datalogging for HVAC and regulated environments. Supports HC2A probes, psychrometric calculations, alarms, rechargeable battery, and HygroSoft software.

Rotronic HC2A-S Series

The HC2A-S humidity and temperature probe delivers ±0.8% RH and ±0.1 °C accuracy across –50 to 100 °C. Its interchangeable design simplifies maintenance, reduces downtime, and ensures reliable performance in demanding environments.

Rotronic HL-1D

The Rotronic HL-1D is a compact humidity and temperature data logger with high accuracy and 32,000-line storage. EN 12830 certified with GAMP 5 HygroSoft software and flexible AutoStart logging.

Rotronic HF3A Series

The Rotronic HF3A humidity and temperature transmitter provides accurate, stable measurements with programmable outputs, psychrometric calculations, and NFC configuration. Its IP65 enclosure ensures reliable performance in HVAC and light industrial environments.

HygroFlex1 Series

The Rotronic HygroFlex1 HF1 transmitter offers cost efficient HVAC humidity and temperature measurement using Hygromer IN-1 sensor, delivering ±2 %rh accuracy, adjustable calibration points and flexible wall or duct installation.

Rotronic TL-1D

The Rotronic TL-1D is a compact temperature data logger with up to 64,000-line storage, EN 12830 certification, AutoStart logging modes, and HygroSoft software compatibility for accurate monitoring.