Vaisala WAV151 - Manual (Page 27)

Chapter 6 _______________________________________________Technical Data
VAISALA__________________________________________________________25
CHAPTER 6
TECHNICAL DATA
This chapter provides the technical data of the WAV151
Wind Vane.
Specifications
Table 5 WAV151 Wind Vane Specifications
Property Description/Value
Sensor/Transducer type Vane/Optical code disc
Measuring range
0 ... 360
°
Starting threshold < 0.4 m/s
Resolution 5.6°
Damping Ratio 0.19
Overshoot Ratio 0.55
Delay Distance 0.4 m
Accuracy Better than
±3°
Output 6-bit parallel GRAY code
Transducer output level
(I
out
< +5 mA)
(I
out
> -5 mA)
High state > U
in
-1.5 V
Low state < 1.5 V
Settling time after
power turn-on < 100 µs
Operating power supply 9.5 ... 15.5 VDC, 20 mA typical
Heating power supply
20 VDC or VAC, 500 mA typical
Electrical connections MIL-C-26482 type; 10-wire cable
Recommended
connector at cable end SOURIAU MS3116F12-10P
Operating temperature -50 ... +55
°C (with shaft heating)
Storage temperature -60 ... +70
°C