TDK-Lambda Genesys - Connecting Power Supplies to the RS-232 or RS-485 Bus

79
83532002 Rev C
8.4. Connecting Power Supplies to the RS-232 or RS-485 Bus
8.4.1. Single Power Supply
a) Select the desired interface, RS-232 or RS-485, using the rear panel setup switch
SW1-6 (Section 4.3).
 SW1-6 DOWN: RS-232
 SW1-6 UP: RS-485
b) Connect the rear panel J3-IN connector to the controller RS-232 or RS-485 Digital
communication port using a suitable shielded cable.
Refer to Figures 8-2, 8-3 and 8-4 for available RS-232 and RS-485 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.8-2: RS-232 cable with DB25 connector (P/N: GEN/232-25)
Fig.8-3: RS-232 cable with DB9 connector (P/N: GEN/232-9)
Fig.8-4: RS-485 cable with DB9 connector (P/N: GEN/485-9)
L=2m typ.
L=2m typ.
L=2m typ.
Sockets
Sockets
Sockets