Device description – KROHNE H250 M9S ATEX II3D Ex t-II3G Ex nA EN User Manual
Page 9
DEVICE DESCRIPTION
2
9
H250 M9
www.krohne.com
10/2012 - 4000646002 MA H250/M9-Ex-II3GD-AD-R06-en
Using a heat resistant connecting cable
1 Maximum value of the product temperature for the use of a standard connecting cable. For
higher product temperatures a connecting cable with a temperature resistance of 100°C / 212°F
is required.
HT version - high-temperature version with projecting indicator
The permitted ambient temperature range is indicated on the nameplate; depending on the
device version it is T
amb
= -40...+60°C / -40...+140°F or T
amb
= -25...+60°C / -13...+140°F.
Temperature table in °C
Heating jacket
T
m
1
none
with
HT-version
T
amb
≤ 40
T
amb
≤ 60
DN15, DN25
DN15
-
150
x
-
236
DN50
DN25
-
127
x
-
171
DN80, DN100
DN50, DN80
-
109
x
-
145
Temperature table in °F
Heating jacket
T
m
1
none
with
HT-version
T
amb
≤ 104
T
amb
≤ 140
DN15, DN25
DN15
-
302
x
-
456
DN50
DN25
-
260
x
-
340
DN80, DN100
DN50, DN80
-
228
x
-
293
AD_H250_M9_II3GD_R06_en_646002_PRT.book Page 9 Wednesday, October 17, 2012 8:03 AM