User manual

3.2.2. CONNECTING FOR OPERATING IN REALPORT MODE
Fig. 5 (above) and 6, 7 below show how correctly connect the ADA-13021 to LAN, WAN network or PC, to operating in virtual serial
port mode (RealPort).
For direct connection of the converter to PC network adapter, use the cross-over cable (see Table 2) and for connection by the use of
switch or HUB use the straight cable (see Table 1).
Fig. 6. The LAN connection via switch/hub to operating in the Real Port mode
Fig. 7. The WAN connection to operating in the Real Port mode
3.2.3. CONNECTION FOR OPERATING IN TCP & UDP SERIAL BRIDGE MODE
Pictures below show how correctly connect the ADA-13021 to ETHERNET network to functioning in TCP and UDP serial bridge mode.
For connection by the use of network devices (router, switch or HUB) use the straight cable (see Table 1).
8
ADA-13021
ETHERNET
Straight cable
(Table 1)
Local network
ETHERNET
based on the switch
Device with
Current Loop
interface
Current Loop
PC with
Network adapter
Static IP address
ADA-13021
Static IP address
ROUTER
public IP address
ROUTER
public IP address
INTERNET
ETHERNET
Straight cable
(Table 1)
Device with
Current Loop
interface
Current Loop
PC with
Network adapter
Static IP address
ADA-13021
Static IP address
ETHERNET
Straight cable
(Table 1)