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Ʋ Clamp 3½", 4"
Ʋ Slotted nut DN 50
Ʋ Slotted nut DN 80
Ʋ flange DN 50, ANSI 2"
Ʋ Flange DN 80 ... DN 150, AN-
SI 3" ... 6"
Emitted HF power (depending on the parameter adjustment)
Ʋ Average spectral transmission power
density
Ʋ Max. spectral transmission power
density
Ʋ Max. power density at a distance of
1 m
Ambient conditions
Ambient, storage and transport tempera-
ture
Process conditions
The following specifications are for information. The specifications on the type plate must be noted.
Temperature
Antenna encapsulation
PTFE
TFM-PTFE 8 mm
PFA
PFA 8 mm
PTFE with additional pro-
cess seal
Pressure
Version
Standard
Low temperature
Antenna encapsulation
PFA
EIRP: Equivalent Isotropic Radiated Power
4)
LEVEL TRANSMITTER 8138 • 4 ... 20 mA/HART - two-wire
10°
18°
10°
18°
10°
-14 dBm/MHz EIRP
+43 dBm/50 MHz EIRP
< 1 µW/cm²
-40 ... +80 °C (-40 ... +176 °F)
Version
Standard
Low temperature
Standard
Low temperature
Standard
Standard
FKM
EPDM
Process fitting
Flange PN 6
Flange PN 10
Flange PN 16, PN 40
Flange DN 50, DN 80,
2", 3"
Flange ≤ DN 65, 2½"
Flange ≥ DN 80, 3"
4)
Process temperature (measured on the process
fitting)
-40 ... +200 °C (-40 ... +392 °F)
-196 ... +200 °C (-321 ... +392 °F)
-40 ... +150 °C (-40 ... +302 °F)
-196 ... +200 °C (-321 ... +392 °F)
-40 ... +200 °C (-40 ... +392 °F)
-40 ... +200 °C (-40 ... +392 °F)
-25 ... +130 °C (-13 ... +266 °F)
-40 ... +130 °C (-40 ... +266 °F)
Vessel pressure
-1 ... 6 bar (-100 ... 600 kPa/-14.5 ... 87 psig)
-1 ... 10 bar (-100 ... 1000 kPa/-14.5 ... 145 psig)
-1 ... 16 bar (-100 ... 1600 kPa/-14.5 ... 232 psig)
-1 ... 20 bar (-100 ... 2000 kPa/-14.5 ... 290 psig)
-1 ... 16 bar (-100 ... 1600 kPa/-14.5 ... 232 psig)
-0.5 ... 16 bar (-50 ... 1600 kPa/-7.3 ... 232 psig)
11 Supplement
57
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