Installation Manual

308014EN, Edition 4

Rosemount Tank Radar REX

May 2013

Chapter 14 Technical Data

 

 

14.3 RTG 3930

See also section 14.1.

 

Hazardous locations certifications

II 1/2G Ex d IIB Ga/Gb T6

 

(Tamb= -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 (Tamb= -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

14-5

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Emerson Edition 4, 308014EN installation manual 14-5, 14.3 RTG
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308014EN, Edition 4 specifications

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