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Device description – KROHNE H250 M40 ATEX II2D Ex t-II2G Ex d EN User Manual

Page 9

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DEVICE DESCRIPTION

2

9

H250 M40

www.krohne.com

07/2012 - 4002069601 - MA H250/M40-Ex-II2GD-AD R01

Maximum permitted temperatures when using a heat resistant connecting cable

Maximum permitted temperatures when using a standard connecting cable

Maximum permitted product temperature T

m

[°C]

Heating jacket

TK

T6

T5

T4

T3

T2, T1

none

with

HT
version

T

amb

[°C]

≤ 60

≤ 65

≤ 65

≤ 60

≤ 65

≤ 60

≤ 65

DN15

DN25

DN50

DN15

DN25

85

100

135

200

175

200

175

x

85

100

135

200

200

300

300

DN80

DN100

DN50

DN80

85

100

130

185

165

185

165

x

85

100

135

200

200

300

300

Maximum permitted product temperature T

m

[°F]

Heating jacket

TK

T6

T5

T4

T3

T2, T1

none

with

HT
version

T

amb

[°F]

≤ 140

≤ 149

≤ 149

≤ 140

≤ 149

≤ 140

≤ 149

DN15

DN25

DN50

DN15

DN25

185

212

275

392

347

392

347

x

185

212

275

392

392

572

572

DN80

DN100

DN50

DN80

185

212

275

365

329

365

329

x

185

212

275

392

392

572

572

Maximum permitted product temperature T

m

[°C]

Heating jacket

TK

T6

T5

T4

T3

T2, T1

none

with

HT
version

T

amb

[°C]

≤ 60 ≤ 60 ≤ 65 ≤ 60 ≤ 65 ≤ 60 ≤ 65 ≤ 60 ≤ 65

DN15

DN25

DN50

DN15

DN25

85

100

75

105

75

105

75

105

75

x

85

100

95

135

95

175

95

175

95

DN80

DN100

DN50

DN80

85

90

75

90

75

90

75

90

75

x

85

100

90

135

90

155

90

155

90

Maximum permitted product temperature T

m

[°F]

Heating jacket

TK

T6

T5

T4

T3

T2, T1

none

with

HT
version

T

amb

[°F]

≤ 140 ≤ 140 ≤ 149 ≤ 140 ≤ 149 ≤ 140 ≤ 149 ≤ 140 ≤ 149

DN15

DN25

DN50

DN15

DN25

185

212

167

221

167

221

167

221

167

x

185

212

203

275

203

347

203

347

203

DN80

DN100

DN50

DN80

185

194

167

194

167

194

167

194

167

x

185

212

194

275

194

311

194

311

194

AD_H250_M40_II2GD_R01_en_4002069601_PRT.book Page 9 Friday, July 27, 2012 8:17 AM