Vaisala AWS330 - Manual (Page 258)

User's Guide ______________________________________________________________________
256 _________________________________________________________________ M211296EN-B
Vaisala Wind Vane WAV151
Table 99
Vaisala Wind Vane WAV151, Wind Direction
Property Description/Value
Measurement range at wind
speed 0.4 ... 75 m/s
0 ... 360°
Starting threshold <0.4 m/s
Resolution ±2.8°
Damping ratio
0.19
Overshoot ratio 0.55
Delay distance 0.4 m
Table 100 Vaisala Wind Vane WAV151, General
Property Description/Value
Operating power supply
U
in
= 9.5 ... 15.5 VDC, 20 mA typical
Heating power supply AC or DC 20 V, 500 mA nominal
Output code 6-bit parallel GRAY
Output levels
with I
out
<+5 mA High state > U
in
-1.5 V
with I
out
>–5 mA Low state < 1.5 V
Settling time after power
turn-on <100 µs
Plug 10-PIN MIL-C-26482 type
Cabling 10-wire cable through cross arm
Recommended connector at
cable end SOURIAU MS3116F12-10P
Operating temperature with
heating -50 ... +55 °C (-58 ... +131 °F)
Storage temperature -60 ... +70 °C (-76 ... +158 °F)
Material
Housing AlMgSi, gray anodized
Wave Alsi 12 anodized
Dimensions 300 (h) Ч 90 (Ш) mm
Swept radius of vane 172 mm
Weight 660 g
Table 101 Vaisala Wind Vane WAV151, Test Compliance
Property Description/Value
Wind tunnel tests
ASTM standard method D5366-93 (for starting
threshold, distance constant, transfer function)
Exploratory vibration test MIL-STD-167-1
Humidity test MIL-STD-810E, Method 507.3
Salt fog test MIL-STD-810E, Method 509.3
Complies with EMC standard EN61326-1:1997 + Am1:1998; Am2:2001;
Generic Environment