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Vaisala WAA151 - Page 20

Vaisala WAA151
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Property Description/Value
Heating power supply AC or DC 20 V, 500 mA nominal
Settling time after power-up < 30 µs
Table 6 Operating Environment
Property Description/Value
Operating temperature
1)
−50 … +55 °C (−58 … +131 °F)
Storage temperature −60 … +70 °C (−76 … +158 °F)
Operating humidity 0 … 100 %RH
1) With shaft heating.
Table 7 Mechanical Specifications
Property Description/Value
IP rating IP65
Dimensions (H × Ø) 240 × 90 mm (9.45 × 3.54 in)
Swept radius of cup wheel 91 mm (3.58 in)
Weight 570 g (1.26 lb)
Materials
Housing AlMgSi, gray anodized
Cup PA, reinforced with carbon fiber
Table 8 Compliance
Property Description
Wind tunnel tests ASTM standard method D5366-96 (for starting
threshold, damping ratio, overshoot ratio, and
delay distance)
Exploratory vibration test MIL-STD-167-1
Humidity test MIL-STD-810E, Method 507.3
Salt fog test MIL-STD-810E, Method 509.3
EMC compliance EN/IEC 61326-1:1997 + Am1:1998, Am2:2001,
Generic Environment
WAA151 User Guide M210293EN-C
18

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