Emerson Edition 4 Manuel D’Utilisation
Rosemount Tank Radar REX
Chapter 7 Bus Modems
Chapter 7 Bus Modems
7-4
Installation Manual
308014EN, Edition 4
May 2013
7.1.4
RS 232 Communication
The serial port on the FBM2180 fits to a standard M 9P Dsub connector.
Connect the modem to the COM port on the PC with a standard RS232
DTE-DCE cable (“straight” cable).
Connect the modem to the COM port on the PC with a standard RS232
DTE-DCE cable (“straight” cable).
Figure 7-5.
RS232 connection
7.1.5
USB Communication
For the USB port use cable type A>B. Do not use external power supply
when using the USB port. The USB interface itself supports power to the
FBM2180 modem.
when using the USB port. The USB interface itself supports power to the
FBM2180 modem.
Figure 7-6.
USB connection
RS 232 port
RS 232 connector
FBM2180_Back / FBM2180_RS232_T
op
USB port
USB connector
FBM2180_Back / FBM2180_USB_T
op