KROHNE H250 M10 ATEX II2G Ex d EN - Manual (Page 8)

2
DEVICE DESCRIPTION
8
H250 M10
www.krohne.com 06/2012 - 4001058901- MA H250/M10-Ex-II2G-AD R02 en
Maximum permissible product and ambient temperatures per temperature class
The cable glands and line entries must have the same degree of thermal stability as the
connecting cable.
The minimum product temperature is -40°C / -40°F.
2.8 Electrical data
Temperature
class Ambient
temperature Product temperature at permanent service temperature
of connecting cable
70°C / 158°F 80°C / 176°F 90°C / 194°F
[°C] [°F] [°C] [°F] [°C] [°F] [°C] [°F]
T6 -40...+60 -40...+140 85 185 85 185 85 185
T5 -40...+50 -40...+122 100 212 100 212 100 212
-40...+60 -40...+140 85 185 100 212 100 212
T4 -40...+50 -40...+122 135 275 135 275 135 275
-40...+60 -40...+140 85 185 135 275 135 275
T3...T1 -40...+40 -40...+104 180 356 200 392 200 392
-40...+50 -40...+122 135 275 190 374 200 392
-40...+60 -40...+140 85 185 145 293 200 392
Electrical equipment Rated voltage Nominal current
Signal output M10 24 VDC ± 30% 4...20 mA
with HART
® communication
Binary outputs B1 and B2 8...30 VDC max. 100 mA
Reset input 5...30 VDC ≤ 1 mA
AD_H250_M10_II2G_R02_en_058901_PRT.book Page 8 Tuesday, June 26, 2012 7:20 AM