Vaisala Inc.
The DMT 340 Series of transmitters are available in four models with different installation options and dewpoint measurement ranges down to -60°C Td with an accuracy of +2°C. The units incorporates the company's DRYCAP® sensor which is designed to provide accurate, reliable measurement, according to the manufacturer. Other features include auto-calibration; and a choice of analog outputs, serial interfaces, and alarm relays.