User manual
B&B Electronics, Inc.      SPECTRE User Manual 
22 
SPECTRE_User_Manual_2912m 
www.bb-elec.com 
www.bb-europe.com 
The Ethernet router connection: 
Fig. 15: Example of router connection 
4.7  Auxiliary Port Connectors 
Port 1 
Port One may configured for Ethernet, serial communications (RS-232/485/422), or (I/O – 
CNT) based on the router model number. Port Two may be configured for serial 
communications (RS-232/485/422), or (I/O – CNT). Either port can be fitted with internal 
switch XC-SW. 
Port 2 
Port 2 may be configured for serial communications (RS-232/485/422), or (I/O – CNT). Either 
port can be fitted with internal switch XC-SW. 
4.7.1  RS-232 Ports 
The RS-232 port is configured as a Data Communication Equipment (DCE). A KD2 adapter cable can 
be used to convert the RJ-45 connector to a standard DB9 serial connector. 










