We offer shaw dew point transmitter. Features:- * 2 wire, 24v, 4-20ma dewpoint transmitter * various ranges: overall range -100ºc to+20ºc dewpoint * output configurable in °c dewpoint, f dewpoint, ppm(v), gm3 and lbsmmscf * accuracy ±2ºc dewpoint * weatherproof rating ip66 – nema4 * linear 4-20 ma output signal * weighs only 175 g