TDK-Lambda GEN 8-400 ABCDE - Connecting Power Supplies to Rs232 or Rs485 Bus; Single Power Supply

74
83503001 Rev G
7.4. Connecting Power Supplies to RS232 or RS485 Bus
7.4.1. Single Power Supply
a) Select the desired interface RS232 or RS485 using rear panel setup switch SW1-6
(Section 4.4).
 RS232: DOWN position
 RS485: UP position
b) Connect rear panel IN connector to the controller RS232 or RS485 port using a
suitable shielded cable. Refer to Figures 7-2, 7-3 and 7-4 for available RS232 and
RS485 cables.
2
3
7
1
8
7
1
PIN NO.
PIN NO.NAME
NAME
SHIELD
TX
RX
SG
SHIELD
RX
TX
SG
DB-25 CONNECTOR
8 PIN CONNECTOR REMARKS
TWISTED
PAIR
8
1
13
1
2
3
5
7
8
1
PIN NO.
HOUSING
HOUSING
PIN NO.NAME
NAME
SHIELD
RX
TX
SG
SHIELD
TX
RX
SG
DB-9 CONNECTOR
8 PIN CONNECTOR
REMARKS
TWISTED
PAIR
8
1
5
1
9
8
1
5
4
6
3
1
5
4
PIN NO.
HOUSING HOUSING
PIN NO.NAME NAME
TWISTED
PAIR
TWISTED
PAIR
SHIELD
TXD
TXD
SG
RXD
RXD
SHIELD
RXD
RXD
SG
TXD
TXD
DB-9 CONNECTOR
8 PIN CONNECTOR
REMARKS
-
+
+
+
+
-
-
-
8
1
5
1
Fig.7-2: RS232 cable with DB25 connector (P/N: GEN/232-25)
Fig.7-3: RS232 cable with DB9 connector (P/N: GEN/232-9)
Fig.7-4: RS485 cable with DB9 connector (P/N: GEN/485-9)
L=2m typ.
L=2m typ.
L=2m typ.
Sockets
Sockets
Sockets