Siemens SITRANS FX300 - Page 9

2 DEVICE DESCRIPTION
8
SITRANS FX300
www.siemens.com/flow 05/2015 - SFIDK.PS.050.G1.02 A5E02172013
Permissible product and ambient temperatures with converter or connection box sensor
installed above the measuring section
As shown in the figure below, the measuring device should be installed so that it is protected
from direct sunlight.
Maximum permissible product and ambient temperatures per temperature class in °C
Maximum permissible product and ambient temperatures per temperature class in °F
Temperature class T6 T5 T4 T3 T2 … T1
T
amb
in °C 60 60 50 60 40 50 60 40 50 60
Nominal size
DN15 … 25 60 75 110 110 175 175 1 125 1 235 1 180 1 125 1
DN40 … 50 60 75 110 110 175 165 115 215 165 115
DN65 … 100 60 75 110 110 175 155 110 200 155 110
DN150 ... 300 60 75 110 110 175 175 130 1 240 1 190 1 130 1
1 Permanent service temperature of connecting cable and cable entry min. 80°C
Temperature class T6 T5 T4 T3 T2 … T1
T
amb
in °F 140 140 122 140 104 122 140 104 122 140
Nominal size
DN15 … 25 140 167 230 230 347 347 1 257 1 455 1 356 1 257 1
DN40 … 50 140 167 230 230 347 329 239 419 329 239
DN65 … 100 140 167 230 230 347 311 230 392 311 230
DN150 ... 300 140 167 230 230 347 347 266 1 464 1 374 1 266 1
1 Permanent service temperature of connecting cable and cable entry min. 176°F