Emerson 308014EN Manuel D’Utilisation

Page de 166
14-5
Rosemount Tank Radar REX
Chapter 14 Technical Data
Installation Manual
308014EN, Edition 4
May 2013
14.3 RTG 3930
Hazardous locations certifications
II 1/2G Ex d IIB Ga/Gb T6 
(T
amb
= -40 °C to +70 °C) according 
to ATEX directive (EN 50014, 
EN 50018, EN 50020, EN 50284 
Europe).
Class 1, Div I, Groups C and D 
according to UL 1203, UL 913, UL 
508 (USA).
Ex d IIB Ga/Gb T6 (T
amb
= -40 °C to 
+70 °C) according to IECEx.
Antenna type
High directivity parabolic reflector 
with drip-off antenna, 440 mm 
(17 in.) diameter.
Operating temperature in tank
Max. +230° C (+445°F)
Measuring Range
0.8 to 40 m (2.6 to 130 ft) below 
flange.
Pressure
Clamped: -0.2 to 0.2 bar 
(-2.9 to 2.9 psig).
Welded: -0.2 to 10 bar 
(-2.9 to 145 psig).
Material exposed to 
Antenna: Acid proof steel type 
tank atmosphere
EN 1.4436 (AISI 316).
Sealing: PTFE.
O-ring: FPM (Viton
).
Manway size
Min. 20 in.
Tank Connection
The gauge is clamped in a 96 mm 
(3.78 inch) diameter hole, or 
welded in a 117 mm (4.61 inch) 
diameter hole in manway cover.
Total weight
Appr. 25 kg (55 lbs), flange 
excluded