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Rosemount Tank Radar REX
Chapter 7 Bus Modems
Installation Manual
308014EN, Edition 4
May 2013
7.2.1 Connecting the Enraf Bus Modem
Figure 7-11. Connecting an Enraf Bus Modem (EBM).
7.2.2 Configuration
When an Enraf gauge is replaced with TankRadar Rex it is necessary to
configure the Rex gauge for emulation. Configuration is made with the
WinSetup software and requires an Enraf Bus Modem (EBM). How the
procedure is done depends on system type
Table 7-2. Configuration procedure
System Type
Required Steps
(described below)
Optional Steps
(described below)
Standard System Step 1-2, 6-7 Step 3
Hybrid Step 1-4, 6-7
LPG Step 1-4, 6-7
Installation with
Water Level Sensor
(WLS)
Step 1-2, 5-7 Step 3
Field bus
connector
PC
connector
Baud rate Switch
2400, left position;
1200, right position -
most commonly used.
Modbus/Normal (Enraf) Switch
Modbus, left position
Enraf, right position
Modemb.eps