Rosemount Tank Radar REX
Chapter 14 Technical Data
14-2
Installation Manual
308014EN, Edition 4
May 2013
Field bus (Standard) TRL/2 Bus (FSK, half duplex, two
wires, galvanically isolated, 4800
Baud, Modbus based).
Field bus (Optional) Profibus DP.
RS 485 Modbus.
Tiway (only one relay available,
analog output not available).
Enraf GPU (requires special field
bus modem, EBM).
Varec (only one relay available,
analog output not available).
L&J (only one relay available,
analog output not available).
Whessoe (only one relay
available, analog output not
available).
GPE (only one relay available,
analog output not available).
Sakura (only one relay available,
analog output not available).
Foundation Fieldbus H1, IS.
(For more information please
contact your sales representative)
14.1.1 Analog Inputs
Accuracy ± 20 μA
Input range 4-20 mA
Update rate 0.5 Hz
Low alarm level < 3.8 mA, configurable
High Alrm Level > 20.7 mA, configurable
Umax from TIC 25.2 V
Imax from TIC 96 mA
Pmax from TIC 0.6 W
Available voltage 13.7 V (at 20 mA)