Device description – KROHNE H250 M40 ATEX II2G Ex i EN User Manual

Page 12

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DEVICE DESCRIPTION

12

H250 M40

www.krohne.com

08/2012 - 4001481101 MA H250/M40-Ex-II2G-AD R01 en

Maximum permitted product temperatures for painted measuring units in °C

Maximum permitted product temperatures for painted measuring units in °F

Maximum permitted product temperature T

m

[°C]

Heating jacket

TK 

T6

T5

T4 ... T1

None

with

HT version

T

amb

[°C]  ≤ 40

≤ 60

≤ 65

≤ 60

≤ 65

DN15...
DN100

DN15...
DN80

With / none

ESK4 / ESK4-T

40

65

65

65

65

ESK4-FF / ESK4-PA

40

60

not

admissible

65

65

K1/K2 - 64 mW

40

65

65

65

65

K1/K2 (I7S23,5-N / SC3,5-N0-Y) - 169 mW

not

admissible

not admissible

65

65

K1/K2 (SJ3,5-SN or SJ3,5-S1N) - 169 mW

not

admissible

not admissible

65

65

Maximum permitted product temperature T

m

[°F]

Heating jacket

TK 

T6

T5

T4 ... T1

None

with

HT version

T

amb

[°F]  ≤ 104

≤140

≤ 149

≤ 140

≤ 149

DN15...
DN100

DN15...
DN80

With / none

ESK4 / ESK4-T

104

149

149

149

149

ESK4-FF / ESK4-PA

104

140

not

admissible

149

149

K1/K2 - 64 mW

104

149

149

149

149

K1/K2 (I7S23,5-N / SC3,5-N0-Y) - 169 mW

not

admissible

not admissible

149

149

K1/K2 (SJ3,5-SN or SJ3,5-S1N) - 169 mW

not

admissible

not admissible

149

149

AD_H250_M40_II2G_R01_en_4001481101_PRT.book Page 12 Wednesday, August 1, 2012 8:00 AM

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