Emerson Rosemount 5900C, Reference Manual

Page: 251 / 322

A.6.8 Transient / built-in lightning protection
According to IEC 61000-4-5, level 2 kV line to ground. Complies with IEEE 587 Category B
transient protection and IEEE 472 surge protection.
A.6.9 Low Voltage Directive (LVD)
LVD (EU directive 2014/35/EU) EN/IEC 61010-1
A.7 Rosemount 5900C with parabolic antenna
Operating temperature in tank
Max. +180 °C (+356 °F) with FEP O-ring, or +230 °C (+445 °F) with Kalrez
®
O-ring
Measuring range
0.8 to 30 m (2.6 to 100 ft) below flange.
Possibility to measure 0.5 to 50 m (1.6 to 164 ft). Accuracy may be reduced. For longer
measuring range, consult your local representative.
Pressure range
Clamped/threaded: -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 tank atmosphere
Antenna: Material corresponds to AISI 316/316L and EN 1.4401 /1.4404
Sealing: PTFE
O-ring: FEP, or Kalrez
®
Antenna dimension
440 mm (17 in.)
Manway size and installation
500 mm (20-in.) opening.
The parabolic antenna is installed on the manway cover by using the flange ball. It is
designed for easy adjustment of the antenna inclination and orientation within the
specified limits.
The flexible flange ball can be installed on both horizontal or inclined manways without
any special arrangements.
Tank connection
The gauge is clamped in a 96-mm (3.78-in.) diameter hole, or welded in a 117-mm (4.61-
in.) diameter hole.
Reference Manual Specifications and reference data
00809-0100-5901 September 2019
Rosemount 5900C Radar Level Gauge 251