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GETTING TO KNOW YOUR SPC-3000/3500
2.3.4
SPC-3510
Rear I/O & Functions
2.3.4.1 Power Terminal Block
COM 2
COM 3
V+ V
DC-IN 9V-36V
SPC-3510 supports 9V to 36V DC power input.
Pin No.
Definition
Pin No.
Definition
1
V+
2
V-
3
Earth GND
2.3.4.2 Serial Port COM
COM 2
COM 3
V+ V
DC-IN 9V-36V
Serial port can be configured for RS-232, RS-422, or RS-485 with auto flow
control communication. The default definition is RS-232, but if you want to
change to RS-422 or RS-485, you can find the settings in BIOS.
BIOS Setting
Function
COM 2
COM 3
RS-232
RS-422 (5-wire)
RS-422 (9-wire)
RS-485
RS-485 w/z auto-flow control
