Wind Vane PVC Housing, Rotor in black painted Stainless Steel Type DWS-D-DAC13 Wind vane for relative wind direction Opto-electronic detection PNP- & NPN-open collector outputs in the same unit Indication of 0 and 90 intervals 10 to 28 VDC supply voltage All inputs and outputs are protected against reverse polarity and transients Built-in heater Dust sealing Product Description Ordering Key DWS-D-DAC13 DWS-D-DAC13 is a relative makes it possible to control Dynamic wind sensor wind vane designed mainly the heating. Wind direction for the windmill industry for The DWS-D-DAC13 is Digital output measurement of the relative equipped with a specially (Future subtypes) wind direction. designed protection mecha- Cable version The product contains both nism, which protects the Standard cable length in full *) PNP- and NPN open collec- bearings and the electronic metres tor outputs, in which a fixed parts against dirt and *) can be specified by customer current is switched accord- humidity. ing to the selected direction. The body of the sensor is A built-in self-regulated made of black PVC, and the heater reduces the risk of rotor is produced in stain- glazing. The heater is sup- less steel. plied separately, which Specifications General Specifications Rated operational voltage Dimensions U 12 to 24 VDC Wind vane length 145 mm B U 10 to 28 VDC Thread External thread: M28 x 2 C with one nut Supply current (without heater) Approx. 20 mA (all outputs off) Materials Body Black PVC Rotor Stainless steel (AISI 303), black painted Bearings Instrument ball bearings, stainless steel Output Specifications Cable Shielded grey PVC, 2 Signal 8 x 0.25 mm NPN Open Collector Rotor/housing tightening Dust labyrinth constant current sink Square wave 12.5 mA 2mA Environment PNP Open Collector Degree of protection IP54 constant current source Square wave 12.5 mA 2mA Ambient humidity 0 to 100% RH Output power 250 mW Climatic protection Against high humidity, salt Load supply voltage Min. 10 VDC and dust Max. 28 VDC Ambient temperature Voltage drop Typ. 4.9 VDC Operating temperature -20 to 60C (-4 to +140F) Storage temperature -20 to 60C (-4 to +140F) Heating system > -20C (> -4F) Heater PTC-element Supply voltage 12 to 24 VAC/DC on separate wires Specifications are subject to change without notice (02.12.03) 1DWS-D-DAC13 General Specifications (cont.) Dimensions Inrush current 1.5 A Power consumption -20C (-4F): app. 10 W +20C (+68F): app. 5 W 174 +60C (+140F): app. 1.5 W EMC IEC 61000-4-2 Contact discharge 4 kV Air discharge 8 kV IEC 61000-4-3 Radiated radio-frequency 15 V/m Electromagnetic fields IEC 61000-4-4 Fast transients/burst Power port, performance B 2 kV Signal port, performance B 1 kV IEC 61000-4-5 Surge 1.2/50 s Power port, Ri = 2 500 V Signal port, Ri = 47 2000 V IEC 61000-4-6 Conducted disturbances M28 X 2 induced by radio-frequency fields 12 V rms Mounting instruction Mounted vertical with M28 thread. Marking (dot) on the housing indicates 0 position. Weight 1.1 kg incl. 13 m cable and packaging All dimensions in mm Wiring Diagram Signal Wind direction Bit 1 Bit 2 0 to 90 0 1 90 to 180 0 0 Brown (+) 180 to 270 1 0 Bit 1 Current Beige Generator 270 to 360 1 1 PNP O.C. Bit 2 Black 0 Alternation 1 Sensor between 0 - 1 Bit 1 Current Pink Generator Front o 0 NPN O.C. Bit 2 Violet Blue (-) Green Heater o o 90 Right Left 270 Yellow Shield o 180 Rear 2 Specifications are subject to change without notice (02.12.03) 162 207