Ametek Drexelbrook DR7000 Series Руководство по дополнительным инструкциям - Страница 11
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INSTALLATION
2
2.2.2 Maximum surface temperature of the housing
Zone 20: Ex iaD devices only
Zone 20/21: Ex iaD and Ex tD[iaD] devices only
Max. ambient temperature
Hygienic antennas
[°C]
[°F]
+60
+140
+75
+167
+85
+185
+67
+152
-
-
1 Max. flange temperature is +100°C / +212°F, if the PP Drop antenna is used. Max. flange temperature is +150°C / +302°F, if the PTFE
Drop antenna or Hygienic antenna are used.
2 Do not use the PP Drop antenna. Max. flange temperature is +150°C / +302°F, if the PTFE Drop antenna or Hygienic antenna are used.
2.2.3 Process pressure
Equipment protection level
EPL Ga or Ga/Gb
Others
1 Atmospheric pressure
11
Drop and horn
Drop and horn
antennas
antennas with the
distance piece
[°C]
[°F]
[°C]
+60
+140
+75
+167
+85
+185
+59
+138
-
-
www.drexelbrook.com
Max. flange
temperature
[°F]
[°C]
+60
+140
+60
+75
+167
+75
+85
+185
+85
+62
+143
+150
+57
+134
+200
Allowable process pressure
[kPa]
80...110
1
As per non-Ex device
DR7000 SERIES
Max. surface
temperature
[°F]
[°C]
+140
+62
+167
+77
+185
+87
≤+90
+302
1
1
≤+90
+302
2
2
[psi]
As per non-Ex device
DR7000-LM IECEX, EDO# 9-10-104, Issue# 1
[°F]
+143
+170
+188
≤+194
≤+194
11.6...16
1