Installation – KROHNE OPTIWAVE 7300 IECEx User Manual
Page 10
2
INSTALLATION
10
OPTIWAVE 7300 C
www.krohne.com
10/2010 - 4000176502 - AD IECEX OPTIWAVE7300 R02 en
EPL Gb:
Ex ia and Ex d[ia] devices - with the 4...20 mA output option
Zone 20: Ex iaD devices only
Zone 21/20: Ex iaD and Ex tD[iaD] devices
Temperature
class
Ambient temperature
Flange temperature
Hygienic antennas
Drop and horn
antennas
Drop and horn
antennas with the
distance piece
[°C]
[°F]
[°C]
[°F]
[°C]
[°F]
[°C]
[°F]
T6
-40…+57
-40…+134
-40…+57
-40…+134
-40…+57
-40…+134
-50…+60
1
-58…+140
1
-40…+50
-40…+122
-40…+47
-40…+116
-40…+51
-40…+124
-50…+85
1
-58…+185
1
T5
-40…+72
-40…+161
-40…+72
-40…+161
-40…+72
-40…+161
-50…+75
1
-58…+167
1
-40…+65
-40…+149
-40…+62
-40…+143
-40…+66
-40…+151
-50…+100
1
-58…+212
1
T4
2
-40…+80
-40…+176
-40…+80
-40…+176
-40…+80
-40…+176
-50…+85
1
-58…+185
1
-40…+76
-40…+169
-40…+74
-40…+165
-40…+79
-40…+174
-50…+100
1
-58…+212
1
-40…+73
-40…+163
-40…+70
-40…+158
-40…+74
-40…+165
-50…+110
1
-58…+230
1
-40…+66
-40…+151
-40…+60
-40…+140
-40…+68
-40…+154
-50…+135
1
-58…+275
1
T3
3
-40…+62
-40…+143
-40…+54
-40…+129
-40…+64
-40…+147
-50…+150
1
-58…+302
1
-
-
-
-
-40…+57
-40…+134
-50…+180
1
-58…+356
1
-
-
-
-
-40…+52
-40…+125
-50…+200
1
-58…+392
1
1 Min. -50°C / -58°F, if an EPDM gasket is used. Min. -20°C / -4°F, if a Kalrez® 6375 gasket is used. Min. -40°C / -40°F, if an FKM/FPM
gasket is used. Min. -30°C / -22°F, if a Metaglas® feedthrough is used. Min. -50°C / -58°F, if a PEI feedthrough is used.
2 Max. flange temperature is +100°C / +212°F, if the PP Drop antenna used
3 Do not use this temperature class for the PP Drop antenna. Max. flange temperature is +150°C / +302°F, if the PTFE Drop antenna or
Hygienic antenna are used.
Ambient temperature
Flange temperature
[°C]
[°F]
[°C]
[°F]
-40…+85
-40…+185
-50…+200
1
-58…+392
1
1 Max. flange temperature is +100°C / +212°F, if PP Drop antenna used. Max. flange temperature is +150°C / +302°F, if the PTFE Drop or
the Hygienic antenna is used. Min. -50°C / -58°F, if an EPDM gasket is used. Min. -20°C / -4°F, if a Kalrez® 6375 gasket is used. Min. -
40°C / -40°F, if an FKM/FPM gasket is used. Min. -30°C / -22°F, if a Metaglas® feedthrough is used. Min. -50°C / -58°F, if a PEI
feedthrough is used.