4-43
Rosemount Tank Radar Rex
Chapter 4 Service
Service Manual
308012En, Ed.2
May 2013
4.2.2
Group and Field Bus Ports
Inside the FCU box there are two terminals, X10 and X11, which are
used for RS-232C Group Bus communication, see Figure 4-14.
Figure 4-14. RS 232 ports
When one of the RS-232C
ports is used a special
jumper must be connected.
Terminal X10: jumper in
X5.
Terminal X11: jumper in X6.
On X10 (or X11) the
terminals 1, 4 and 6 have to
be connected, as well as
terminals 7 and 8. See the
instruction inside the box
beside the terminal.
Figure 4-15. Connect a jumper to the X5 or X6 terminal
when a RS-232 terminal is used.
230 V
1
15 V
X3
X2
X1
X4
X5
X6
Jumpers for
RS-232C
TRL/2 Bus
Interface
boards, FCM
boards
Содержание TankRadar Rex DAU 2100
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