Device description – KROHNE H250 M40 ATEX II3G Ex nA EN User Manual
Page 10
2
DEVICE DESCRIPTION
10
H250 M40
www.krohne.com
01/2012 - 4001485201- MA H250/M40-Ex-II3G-AD R01 en
Maximum permitted product temperature in °C
Maximum permitted product temperature T
m
[°C]
Heating
jacket
TK
T6
T5
T4
T3
T2, T1
None
with
HT
version
T
amb
[°C]
≤ 40
≤ 60
≤ 65
≤ 60 ≤ 65 ≤ 40 ≤ 60 ≤ 65 ≤ 40 ≤ 60 ≤ 65
ESK4
DN15
DN25
DN50
DN15
DN25
85
100
90
135
135
200
160
140
235
160
140
x
85
100
100
135
135
200
200
200
300
300
270
DN80
DN100
DN50
DN80
85
100
85
135
130
200
150
130
220
150
130
x
85
100
100
135
135
200
200
200
300
300
255
ESK4-T
DN15
DN25
DN50
DN15
DN25
85
90
70
135
120
200
140
120
220
140
120
x
85
100
85
135
135
200
200
200
300
290
225
DN80
DN100
DN50
DN80
85
85
70
130
115
200
130
115
200
130
115
x
85
100
80
135
135
200
200
200
300
270
215
ESK4-FF / ESK4-PA
DN15
DN25
DN50
DN15
DN25
70
60
not
admissi
ble
135
125
200
150
125
235
150
125
x
85
60
135
135
200
200
200
300
300
240
DN80
DN100
DN50
DN80
65
60
135
120
200
140
120
220
140
120
x
85
60
135
135
200
200
200
300
300
225
K1/K2
DN15
DN25
DN50
DN15
DN25
85
100
100
135
135
200
200
180
290
205
180
x
85
100
100
135
135
200
200
200
300
300
300
DN80
DN100
DN50
DN80
85
100
100
135
135
200
185
170
260
185
170
x
85
100
100
135
135
200
200
200
300
300
300
AD_H250_M40_II3G_R01_en_4001485201_PRT.book Page 10 Tuesday, January 24, 2012 8:46 AM