User manual VAISALA SPH20 DATASHEET

[. . . ] www. vaisala. com SPH10/20 Static Pressure Heads for Minimizing Wind Induced Error Wind induced effects are one of the main sources of error when measuring barometric pressure. [. . . ] The static pressure heads have internal netting which prevents insects and debris from blocking the pressure channel. Carefree maintenance The SPH10/20 static pressure heads are easy to install and disassemble, service and clean ­ even at the installation site. Vaisala BAROCAP® Digital Barometer PTB210 can be installed directly on top of the SPH10/20 static pressure heads. They ensure an accurate and reliable measurement in all weather conditions. Ideal for outdoor installations Vaisala's static pressure heads are available in two models: the Vaisala Static Pressure Head SPH10 is a basic version, and the Vaisala Static Pressure Head SPH20 is a heated version for reliable operation in snowy and icy conditions. The warmed SPH20 contains a thermostat that switches on the warming power at temperatures, where the risk of icing may occur. Composed of ultraviolet stabilized PC plastics and offshore aluminium, the The SPH10/20 is easy to install and connect. In the picture, a SPH10 is connected to a PTB210 barometer. Features/Benefits Minimizes wind induced error Reliable barometric pressure measurement in all weather Wind tunnel tested structure Easy-to-clean Easy-to-install Technical data General Operating temperature Weight SPH10 SPH20 Material Mounting Hose connection -60 . . . +176 °F) 800 g 1360 g PC plastic, offshore aluminium with 2 bolts (M6 X 20 mm min) barbed fitting for 4 mm I. D. hose or Rp1/4 thread (parallel) SPH20 Electrical connections Power supply Thermostat switching temperature On Off Power consumption during heating M12 connector factory setting 12 V changed connection 24 V +4 °C (±3 °C) +39. 2 °F (±4. 4 °F) +13 °C (±3 °C) +55. 4 °F (±4. 4 °F) 70 W Dimensions Dimensions in mm SPH10 SPH20 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. [. . . ]