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5.3.3 RS232 cable ( PC to ZUP ) - ZUP/NC403 , ZUP/NC401
The RS232 is used only for connecting the power supply to the controller PC. For linking several power
supplies, refer to par. 5.3.4.
13
1
Fig. 5-3: RS232 cable with DB-25
female connector -P/N: NC403
5
1
Fig. 5-4: RS232 cable with DB-9
female connector -P/N: NC401.
5.3.4 Linking power supplies - ZUP/NC405 / ZUP/W
It is possible to link up to 31 ZUP units, using rear panel In/Out connectors and linking cables as shown
in Fig. 5-1. The first unit communicates with the PC via RS232 as shown in Figs. 5-3 and 5-4. The other
units are linked by RS485 interface. Construction of the linking cable is shown in Fig. 5-5.
1
8
Fig. 5-5: ZUP units linking cable.
P/N: ZUP/NC405
ZUP/W
DB-25 CONNECTOR
PIN NO.
NAME
1
SHIELD
2
TX
3
RX
7
SG
DB-9 CONNECTOR
NAME
PIN NO.
SHIELD
HOUSING
2
RX
3
TX
5
SG
EIA/TIA-568A SHIELDED CONNECTORS
8 PIN CONNECTOR (IN) 8 PIN CONNECTOR (OUT) REMARKS
PIN NO.
NAME
HOUSING
SHIELD
5
SG
-
2
TXD
+
4
TXD
-
6
RXD
8
+
RXD
8 PIN CONNECTOR
PIN NO.
NAME
SHIELD
3
RX
7
TX
5
SG
8 PIN CONNECTOR
PIN NO.
NAME
HOUSING
SHIELD
7
TX
3
RX
5
SG
PIN NO.
NAME
HOUSING
SHIELD
5
-
SG
2
TXD
4
+
-
TXD
6
RXD
8
+
RXD
8
1
REMARKS
TWISTED
PAIR
8
1
REMARKS
TWISTED
PAIR
8
1
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