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SI 460A DIN SIZE WEIGHING INDICATOR
3-3 Rear Panel
1. Power DC IN: 24V (Power: 24V 1A recommended)
2. External Input terminal: Refer F-Function 231~234 to select each function.
3. Serial Interface terminal
Communication Method
TX+ Terminal
TX- Terminal
RX+ Terminal
RX- Terminal
RS – 422(Standard)
TxD+
TxD-
RxD+
RxD-
RS – 485(Standard)
Not used
Not used
RxD +
RxD-
4. Load cell Input
EXC+
EXC-
SIG+
SIG-
SHIELD
5.
Analogue Output terminal (Option)
4~20mA (Factory Default)
(+)
(-)
0~10V (Selectable)
(+)
(-)
6. Option Serial Interface terminal (port No.2 top side)
Communication
1(from left)
2
3
4
RS – 232C
GND
GND
TxD
RxD
RS – 422
TxD+
TxD-
RxD+
RxD-
RS – 485
Not used
Not used
RTxD+
RTxD-
Please check the Comm. and other specification in the label, attached on the
cover plate first, and make connection according to that information.