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Rosemount Tank Radar REX
Chapter 7 Bus Modems
Installation Manual
308014EN, Edition 4
May 2013
7.1.11 Specifications
Explosion protection
None
Power supply (for RS-232)
DC 7-12 V, max. 50 mA
Cable to Host PC
RS-232: 3 m (10 ft)
USB: 3 m (10 ft)
Field bus over voltage
protection
Galvanic insulation, transient suppres-
sors
Field interface
TRL/2
Computer/Host interface
RS-232 or USB
LED indicators
External power. Host connection TRL/2
transmit and receive