Tfs35B.doc

version 1.0

10.02.2003

VI TELEFILTER

Filter specification

TFS 35 B

4/5

7. Air reflow temperature conditions :

1st and 2nd air reflow profile

Name:

pre-heating periods

main-heating periods

peak temperature

Temperature:

150

°C - 170 °C

over 200

°C

255

°C ± 5 °C

Time:

60 sec. - 90 sec.

20 sec. - 25 sec.

Air reflow profile

0

20

40

60

80

100

120

140

160

180

200

220

240

260

0

20

40

60

80

100

120

140

160

180

200

220

240

time / sec.

Table for temperature vs. time during the air reflow process

Tolerance of temperatures:

± 5 °C

time / sec.

temperature /

°C

time / sec.

temperature /

°C

0

23

140

160

10

34

150

161

20

46

160

164

30

60

170

170

40

80

180

180

50

103

190

205

60

121

195

230

70

134

200

255

80

143

205

230

90

150

210

205

100

154

215

180

110

156

220

165

120

158

230

140

130

159

240

120

VI TELEFILTER

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ße 18

D 14 513 TELTOW / Germany

Tel: (+49) 3328 4784-0 / Fax: (+49) 3328 4784-30

E-Mail:

tft@telefilter.com

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