The Artech Humidity Transmitter Model RX-01 is a compact two-wire transmitter with its capacitive sensor and electronic circuitry housed in a protective enclosure. The normal configuration is for wall mounting; a duct mounting configuration can be supplied on request. The transmitter is loop powered and controls the loop current at 4-20 mA according to the calibrated range.

Model RTX-01 is a combined Humidity & Temperature sensor which has in addition to the above an RTD sensor for temperature sensing, with an additional twowire output loop