The duct averaging temperature transmitter incorporates numerous precision platinum RTD’s encapsulated in a 7.94 mm (0.3125”) OD, soft copper probe and is available in various lengths (see ordering chart). All probes provide excellent heat transfer, fast response and resist moisture penetration. A transmitter that provides a high accuracy signal with excellent long term stability, low hysteresis and fast response for measurement of duct temperatures. A weatherproof Polycarbonate enclosure is included for ease of installation. An LCD is provided in either °C or °F.