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SI 410 WEIGHING INDICATOR
3-4. Rear Panel
(1) AC Power input terminal
(2) External input terminal: User selectable 6EA (Function 233~238)
(3) Serial Interface terminal
Terminal
RxD
TxD
GND
C/L
C/L
RS – 232
Rx
Tx
GND
C/L
C/L
(4) Loadcell Input terminal
Terminal
EXC+
EXC-
SIG+
SIG-
SHLD
Loadcell
EXC+
EXC-
SIG+
SIG-
SHEILD
(5) Relay output terminal: User selectable 7EA (Function 226~232), COM is common.
Terminal
O1
O2
O3
O4
O5
O6
O7
OC
Relay
output
RELAY 1 RELAY 2 RELAY 3 RELAY 4 RELAY 5 RELAY 6 RELAY 7
RELAY
COM
(6) Analog output terminal
Terminal
-
+
4~20mA
(-)
(+)
Option
0~10V
(-)
(+)
Option
(7) Option serial interface terminal
Terminal
1
2
3
4
RS – 232C
GND
GND
Rx
Tx
Option
RS - 422
TxD-
TxD+
RxD-
RxD+
Option
RS - 485
Unused
Unused
D-
D+
Option
Please check the Comm. and other specification in the label, attached on the cover
plate first, and make connection according to that information.
(5)Relay output
(2)External Input
(3)Serial I/F
(4)Loadcell Input
(1)Power
(6)Analog output
(7)Option Serial I/F