User manual VAISALA HMW60 DATASHEET

[. . . ] www. vaisala. com HMW60/70 Humidity and Temperature Transmitters for wall mounting in HVAC applications Vaisala HUMICAP® Humidity and Temperature Transmitters HMW60 and HMW70 are designed for use in air conditioning applications where accurate and stable control of relative humidity and temperature are required. Features/Benefits Accuracy up to ±2 %RH True two-wire transmitters with 4 . . . [. . . ] 20 mA 70 series: 3-wire, variable voltage output Wall mount RH only RH & T T only HMW70U HMW70Y HMW70T General - 70 series Supply voltage range depends on the selected output signal DC AC 0 . . . 24 V Power consumption @ 24 VAC HMW70U 10 mA typical HMW70Y 12 mA typical Relative humidity Measurement range Accuracy at +20 °C %RH 3 2 1 0 -1 -2 -3 0 10 20 30 40 50 60 70 80 90 100 %RH 0 . . . 95 %RH* General Operating temperature range electronics Storage temperature range Long-term humidity range for electronics Housing material IP Class 30 Fire resistance Colour Connections -5 . . . 1. 5 mm2 Temperature dependence %RH 1. 0 0. 5 0 -0. 5 -1. 0 -10 0 10 20 30 40 50 60 °C -5 °C, + 1 % +55, + 0, 5 % Response time at +20 °C (+68 °F), 90 % response 15 s +2 % RH / 2 years Stability Sensor HUMICAP® 180 * Output signal corresponds to 0 . . . 100 %RH Complies with EMC standard EN61326 and EN55022 Temperature (Y and T models) Linearity Sensor Measurement range Accuracy' ·C 0. 5 0. 4 0. 3 0. 2 0. 1 0 -0. 1 -0. 2 -0. 3 -0. 4 -0. 5 -10 0 10 20 30 40 50 60 · C better than 0. 1 °C Pt 1000 IEC 751 class B -5 . . . 131 °F) ** ** Optional temperature scales are available on request. For more information, visit www. vaisala. com or contact us at sales@vaisala. com Ref. [. . . ] All specifications -- technical included -- are subject to change without notice. [. . . ]