Sierra 5391-02 - Manual (Page 7)

T12017-Sentry_LANServer_Users_Manual Page 7 of 59
FieldServer Technologies 1991 Tarob Court Milpitas, California 95035 USA Web:www.fieldserver.com
Tel: (408) 262-2299 Fax: (408) 262-2269 Toll_Free: 888-509-1970 email: [email protected]
In applications calling for greater than 4 Sentry controllers it will be necessary to use the
Model 5391-02 LANServer which consist of the larger multiport LANServer from FieldServer
Technologies. In such applications multiple Sentry controllers can interface to the
LANServer via either RS-232 or RS-485 interface and the LANServer will interface to the
PC, LAN, WAN or Internet via the Ethernet port. (Figure 1.4)
Fig 1.4: Model 5391-02 LANServer with greater than 4 Sentry Controllers