Mtbf, Table 6, Output from connector pins c to h – Vaisala WAV151 User Manual

Page 28: Table 7, Mtbf values

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User's Guide ________________________________________________________

26 _____________________________________________________ M210294en-A

Property

Description/Value

Housing material

AlMgSi, gray anodized

Vane material

AlSi 12, anodized

Dimensions

300 (h) Ч 90 (Ш) mm
Swept radius of vane: 172 mm

Weight

660 g

Table 6

Output from Connector Pins C to H

(º)

Output
CDEFGH

(º)

Output
CDEFGH

(º)

Output
CDEFGH

(º)

Output
CDEFGH

N

0

000000

E

90

011000

S

180 110000

W 270 101000

6

000001

96

011001

186 110001

276 101001

11

000011

101 011011

191 110011

281 101011

17

000010

107 011010

197 110010

287 101010

23

000110

113 011110

203 110110

293 101110

28

000111

118 011111

208 110111

298 101111

34

000101

124 011101

214 110101

304 101101

39

000100

129 011100

219 110100

309 101100

45

001100

135 010100

225 111100

315 100100

51

001101

141 010101

231 111101

321 100101

56

001111

146 010111

236 111111

326 100111

62

001110

152 010110

242 111110

332 100110

68

001010

158 010010

248 111010

338 100010

73

001011

163 010011

253 111011

343 100011

79

001001

169 010001

259 111001

349 100001

84

001000

174 010000

264 111000

354 100000

MTBF

According to the standard MIL-HDBK-217F calculated
mean times between failures are listed in Table 7 below.
Actually, the last column provides the failure frequency
during 10

6

hours of use.

Table 7

MTBF Values

Abbreviation

Installation

f/10

6

h

Gf

Permanent installations

2.87

Gm

Mobile installations

7.02

Nu

Ship equipments

13.15

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